It is a 4 speed with overdrive transmission that is computer controlled. There are dozens of ways you could do this. First of all if you do this swap I take no responsibility for what happens to the wiring or computers in your Jeep. It will tie into the wire bundle coming out of the TJ PCM on connector 1 pin 31 or 32. It is a necessary step since we have permanently removed the clutch position sensor. The fuse block is located on the front right fender well. After this, there are 9 (I think) wires to tie in to the TJ harness. If you dont drill slowly and carefully you just might lose your cool. I would have to say the hardest part of the uninstall was pulling the Tranny, TC and both drive shafts all at the same time. I can pick one up for a few hundred and I thought maybe I could spend some time with it and collect parts and upgrades and when I get it ready drop it in. 4L61-23 Adapter Kit. Stu and I stuck a needle into the wire and then checked it with an ohm meter. I wasnt ready to go rock crawling quite yet. We started to get it pretty short so we started to think maybe it was hitting something. Thats easy once youve read this! That was all I needed to make my decision. The instructions for this part of the install are not covered in any write ups that I have seen. The manual one has a round hole in it, the auto one has a rectangular hole. FORD, BRONCO,BADLANDS, BIG BEND, BLACK DIAMOND, OUTER BANKS, WILDTRAK, AND ECOBOOST ARE REGISTERED TRADEMARKS OF THE FORD MOTOR COMPANY. It needs to connect to Pin 3 on the black 8 way plug. Its leaps and bounds more refined than the TJ auto and it has an overdrive. Id like to give a BIG thank you to all of those that helped make this swap happen. I have owned YJs and TJs in the past. Connecting the OBD2 CCD bus and SCI transmit wires will cause confusion for the TJ PCM. You may chose to have a manual or thermostatically controlled switch. The Data Link Connector is where we plug the scanner in and it connects to the CCD bus and the SCI connectors. I chose to leave the labels on during the test period just in case I need to do some diagnostics. We can cool the tranny fluid without introducing any more heat up front. I am going to be locking my rear dana 44 in my 2002 jeep tj sahara very soon. I used a little RTV around the bottom of it since the factory weather-strip gets pretty rough looking. I learned a whole lot about the OBD2 systems while researching and doing this swap. Personally I would not run the 6 speed transmission. You will only need to identify the brake switch sense wire. Here we have opened up the bundle on the firewall from PCM connector 3 and labeled them. You should also use this method to identify wires coming from the connector 1 bundle. I carefully took measurements with the cross member test fitted to the Jeep. All Rights Reserved Because it is a reliable, common, and short transmission, it is probably the best automatic transmission to swap in a short Jeep such as a flat fender or CJ-5. Pin 12 Transmission Solenoid A This is a white wire. I think the convertor will lock in 2nd too, but I am not sure and it would be hard to test using the It was clean gear lube and it was coming out of the top of the AX15 shifter housing. Now if for some reason the tranny is misbehaving and you want to pull other codes from the TCM all you have to do is hook up the CCD + and as well as the SCI transmit wire. Screw down the auto tub plate. 3) An NV4500 would be the easiest swap but it was still a manual. Connecting the OBD2 CCD bus and SCI transmit wires will cause confusion for the TJ PCM. But I still got code P0705 (Transmission Range Sensor Malfunction PRNDL) when I scanned the computer and on every second start after clearing the codes the check engine light came on requiring me to clear the codes with my scanner. Ships from 3rd Party. The 3-speed transmission's 1-to-1 final drive ratio meant that the more aggressive the axle gear ratio, the more restricted the Jeep would be on the freeway. Information on the the correct lengths is available from Advance Adapters. Connector 1 has pins labeled Axx, connector 2 has pins labeled Bxx, and connector 3 has pins labeled Cxx. All of that would have to be swapped out. I then tried another TCM and I got the same code. I might need to re-point my pinion angle. Radiator Cap: Included. Cost for swap $700-800. I really like the available videos for many of the items, numerous photo's, great instructions and so forth. On a whim I saw this one and went to the dealership on the same day while my wife was at work and came home with it. Any injury, damage, or loss that may result from improper use of these tools, equipment, or from the information contained in this video is the sole responsibility of the user and not Muddy Beards 4X4. We get it all back together and go again AND it is still hitting. Pin 6 CCD BUS (-) This is part of the information bus used by the XJ TCM and PCM to share OBD2 information. The output speed sensor signal is used by the TCM so that it knows how many RPMs there are coming out of the transmission. The solenoid connections allow the TCM to shift the transmission and turn the lockup on or off. Now we are really starting to get somewhere. A catalog for Wrangler isn't available yet. Vehicle: 1998 Jeep Wrangler TJ. When you release the brake pedal the rpm will drop back down. Its about $2800 to get the NV4500 and parts needed. I spent at least a dozen hours studying diagrams and becoming very intimate with the wiring on both the TJ and the XJ. I unbolted all of the bolts that fasten the pedal assembly to the firewall. Reply STOP to 94985 to cancel. This went well..we did not heat it up a lot, went slow, and used lots of cooling water. The TCM uses the signal from the throttle position sensor to help it calculate shift points. There are two sets of holes in the crossmember. Next was the taking the TC apart to get the input gear out to get it shortened. Here you can see the steel fitting that is welded to the pan. Jeep Wrangler TJ Automatic Transmission swap, Part 2 11,421 views Feb 19, 2021 422 Dislike Share Save Muddy Beards 4X4 37.9K subscribers Sorry for the lengthy video this week, but in this video I. Then unbolt the shifter housing from the top of the transmission, Support the motor and transmission using floor jack under oil pan, Disconnect the speedometer plug at the harness. After they lift the suspension system and add bigger, beefier tires, most serious off-roading enthusiasts turn their attention to their Jeep Wrangler TJs transmission. This completes the circuit the TCM needs to get signals from the TJ throttle position sensor and brake switch sense circuits. It provides a ground and bypasses the neutral safety switch. $499.99. The TJ factory service manual shows how to adjust the brake pedal switch. Makes it easier to see were things are lining up, what is hitting what, etc. Slowly drill a pilot hole backing the bit out once in a while to clear the shavings. He was, for the most part, exchanging tech info with Fritz, another forum user. The X spline is cut for the full length of the spline stub. This connector does 2 things. I cant wait to go out again! When you turn on the key to the run or start mode this sends power to the TRS. Both 4.03 and 6.32 First. Section 1033(b)(4) information that cannot be retrieved in the ordinary course of Web home page for the emily post institute, inc. . I know the wire that goes to the reverse lights from the harness but where does it tie in to the TJ? Now we start getting into the fun part of the project. The following comments were extracted from a thread on JeepForum.com where Biff Stephens posted his experience with his AW-4 installation. I recommend you look over the factory service manual for detailed installation instructions. Other rubber hoses cannot handle the high temperatures that they see. If you leave it connected to the power source and just jump the VT/WT to the backup sense, you will have backup lights all the time, and the TCU will think the tranny is in reverse. Start typing to see results or hit ESC to close, http://www.thebassetts.us/Jeep/AW4/AW4_files/page0001.htm, http://www.stu-offroad.com/engine/aw4.htm, Guide: Choosing Running Boards for Your Jeep. I read over (scanned) the write up again but did not find it. Fused Ignition Switch Output (Start-Run) This is a dark blue wire. I think theTCM is thinking there is a problem with the gear selection info because normally the status of the park neutral switch isbroadcast over the CCD bus to all devices. Heres what I think is happening. Gear Ratios: 1st Gear: 2.84:1, 2nd Gear: 1.57:1, 3rd Gear: 1.00:1, 4th Gear: .69:1 Now that everything is working correctly we will solder some pigtails into the TJ harness that will end at some Molex connectors. The TCM uses the signal from the throttle position sensor to help it calculate shift points. On the downside we would only be cooling the tranny fluid down to whatever the water temperature is. Route the TJ shifter cable in through the firewall and snap the round part of it into the shifter bracket in the big round hole. Traffic speed is varying between .5 and 85 MPH. When its 115 degrees out with the AC on max the radiator and condenser are at full capacity to keep things cool. Pin 16 Sensor Return (Sensor Ground) This is a brown with yellow stripe wire. Message frequency may vary. Stu Olson and I picked up the AW4 on a Monday afternoon. T-19: The T-19 is basically a T-18 with a synchronized first gear. They are both black with tan stripe. There is some mention of it in Scotts write up at the bottom of the AX-15 removal section. *Please see product pages for any exceptions. After your tranny swap, you may encounter a problem. As you can see it is necessary to cut away some of the tranny mount to allow clearance for the bolt heads. I would be mostly concerned about 4th and 3rd lockups. This will probably require you to lengthen your front driveshaft and shorten your rear driveshaft. Pin 26 Fused Ignition Switch Input (Start-Run) This is a dark blue with white stripe wire. Unbolt the clutch and flywheel from the crankshaft. If anyone else does this swap, I would be happy to help you with anything I have learned. Measure the AX-15 with calipers to find out. That is Bob Basset of California, also known as Scratch on JU. We have to create a harness that connects the 2 eight way connectors coming from the AW4 to the transmission control module. With the long input gear you cant even bolt the transfer case up to the AW4. Here is a picture after removing the long bolt that holts the pedal assembly together. 2009 Jeep Wrangler V8 Conversion. Then drop the bolts in from the top and weld them to the plate. The CCD bus + and circuits are for communication between all of the OBD2 devices in the vehicle including PCM, TCM, airbag module, andsentry immobilizer key. 249J with a 272 ratio. Not to mention the transfer case is clocked lower in the XJ so you need to redrill the back of the AW4 to correctly clock the TJ's transfer case. Remove the fuse block harness from your TJ. Install the shift indicator over the shifter. Shipping to Alaska and Hawaii will require an additional charge. This is how I did mine. The TCM uses this solenoid to engage and disengage the lockup. This is the wire that needs to be tied into the TJ harness. Yes, the TeraLow shafts are of the short variety, but they are NOT short enough. This helps support the channel and allows us to continue to make videos like this. When we pull sensor signals off the TJ harness we need to send to signal ground back to the TJ PCM sensor return. Second it is the manual transmission neutral safety jumper. Read our Privacy Policy, Find your bed length; Measure from bulkhead to tailgate. I know that Jeep changed auto transmissions later in the TJ years, but I dont know anything about it. You will also have to drill out the oil pan and weld in a fitting. If you use a TJ indicator remember that 1 will actually be 1-2, and that 2 will actually be 3. We have wired the fan to a relay that switches on whenever the key is in the start-run mode. I was fortunate to own an OBD2 scanner. The TRS then uses this power to send signals to the TCM indicating what range the shifter is in. Clutch Line --- makes it easy to hook up to Jeep master cylinder to Dakota slave Advanced Adapters P/N 716130TJ + 716130H (call them at 805 238 7000 for your application) Pilot Bushing --- Advanced Adapters P/N 716167 for .750" OD input shaft tip. Tranny cooler, drive shafts, tranny and TC fluids, shifter and whatever else I forgot. Pin 2 TRS 3 Sense This is a violet wire. I have some pics but not here so the post will be dry for a while. This way I can print out the necessary diagrams from the XJ and TJ. I chose to replace the input gear with a new one. As you can see in the picture below I learned this hard way. (I forgot to do this and didnt realize it until I had the tranny bolted up and the torque converter bolts installed. I bought an Autometer gauge for around $38. CJ hard top side windows 1 x drivers and 1 x passenger. There are 4 holes in a TJ manual tranny mount. Pin 1 Input Speed Sensor Ground This is a violet with light green stripe. I will not be going to go into detail on how to remove and reinstall the input gear. I guess I had missed the complexity of this in the write up. I used 1.5 qts of Castrol ATF+3. This wire provides constant power for the TCM. Here is the temporary state that the TCM is suspended in. Like I said before, this is only temporary!!! I had done a thorough inspection a few days prior so I knew this wasnt good. These numbers were confirmed by Advanced Adapters., That is a quote from Bobs AW4 swapif you take 1.35 from 2.1 you get .75. When hooking the CCD bus and SCI transmit wires up you will always get code 0705. http://www.thebassetts.us/Jeep/AW4/AW4_files/page0001.htm Like I said earlier, this is entirely up to you. Our TJs never had any OBD2 controlson the tranny prior to the swap so technically I dont believe we arerequired to integrate the OBD2 TCM into the data link connector. My rear driveshaft is actually 2 inches longer than it was before. I obtained Biffs permission to include them here as they will be easier to locate for all who are looking for AW-4 swap info for their TJ. I started with removing the brake and clutch pedals. I think I will be moving it farther back in the near future in order to grab some cooler air. Lets sort them out. The input and output speed sensors are used by the TCM to calculate the shift points whether they be up or down. We need to connect Pin 7 on the gray 8 way connector to this wire. Once again we need to refer back to the chart to identify the correct wire color. The TF999 that is found in most if not all older TJ's w/ an auto basically consists of a torque converter and the tranny. Remove the transmission. The first being the wiring portion of the swap. The cost was $40 for both vehicles. Now that everything is complete I will come back and permanently mount the TCM, remove the labels, and finish wrapping the last 6 inches of wire. From there my good friend Stu Olson comes in to make sure it didnt turn it all into a big ball of short circuits! Installing the short 23 spline input solves that problem. So now we have 6 holes. 1990.5-1996, the AW4 switched to a 23 spline output shaft and a 0.75:1 OD ratio. So now we know what each connector is for and where the wires need to go. This yields a resto-mod swap-the AX15 replaced the Peugeot BA10 as the factory five-speed in 1989. This will tie into the wire bundle coming out of the TJ PCM on connector 3 pin C24. Is the range selector in Park or Neutral? All of the hard work has paid off. CHRYSLER, JEEP, JEEP WRANGLER, WRANGLER UNLIMITED, RUBICON, WRANGLER JK, WRANGLER TJ, AND WRANGLER YJ ARE REGISTERED TRADEMARKS OF CHRYSLER GROUP LLC. You may find that the pedal does not contact the switch when the install is done causing the brake lights to stay lit. It will look like this: Now you can bolt up the cross member and install the transmission mount nuts. I thought Id try something different. Get up to speed (in 3rd of course). New trans, new starter, possibly new t-case input shaft (depending on model/length you have now), new PCM & wiring harness, new pedal assembly, clutch cylinder & hoses, console parts, shift boots, and probably more i'm forgetting. Install the drive plate and spacer. I would recommend that you line up your holes on the drive plate with those on the torque converter prior to lifting the AW4 into position. I was fortunate enough to have the FSM electrical sections from a 00 XJ, and 97 TJ, so I was able to figure it out from the wiring diagrams and pin-outs. This tells the TCU that the transmission is in reverse. All of the 23 spline Teralows are of the short variety. I shifted down to 4th and things were a little better. ExtremeTerrain is proud to offer FREE SHIPPING on any order over $75! This is definitely the part that turns most people off from this On the freeway I began to notice some serious vibrations and shifter shaking going on in 5th gear. I already had a Prothane poly tranny mount that I wanted to keep. Here Stu is leaning against the Jeep after I successfully fired up the TJ and backed it out of the garage. On the TJ, the backup switch for the AX-15, there was a jumper that was removed that went to the backup switch. There is about a half an inch of difference between the two. All of these devices have a SCI transmit wire going to the Data Link connector though the PCM also has a SCI receive wire. Re: TJ 3-speed to 4-speed AT swap. Well worth it in my opinion. This is the beginning of a couple of days of road testing. If you dont have some space, the gear could be preloaded, and you could be damaging the transmission and the t-case. It has been used in various GM cars and trucks over the years. I believe the wires were VT/BK and VT/WT. First lets look at the pin diagram of the gray 8 way connector coming from the Transmission Range Sensor. Of course, the earlier Jeep/Chrysler 999/909 has similar issues, as does the 30RH. Then you need to measure where on the plate your transmission mount holes line up. (87-06 Jeep Wrangler YJ & TJ) $299.99 (1) TF6 Transmission Rebuild Kit (87-03 Jeep Wrangler YJ & TJ) $254.99 (20) Royal Purple Max Gear 75w90 Gear Oil $17.99. I would highly suggest giving them a try. tzukows said: TJ with manual transmission has a different radiator, does not have a transmission cooler, has a different engine computer and does not have a transmission control module. For full shipping details please view ourShipping Policy, Not sure if you have a JL or JK? ), (The top 2 bolts require reverse torx sockets. I have already upgraded every single cooling system component including an electric pusher fan. Be sure to have a couple good sets of snap ring pliers handy. It needs to connect to Pin 7 on the black 8 way plug. Consent to receive text messages for these purposes is not a condition of any purchase, service, or sweepstakes entry. Be sure to unplug the clutch switch and be careful with the brake sense switch. About the input shaft. Then clip the end of the cable to the selector. Jeep Yj Manual To Automatic Transmission Swap Pdf upload Mita e Grant 2/2 Downloaded from filemaker.journalism.cuny.edu on January 16, 2023 by Mita e Grant It receives its signal from the Transmission Range Sensor. I did not take as many pics of this part of the install. SPONSORED. Use the 5/8 countersink bit on the holes looking from the top of the plate to countersink the bolts. We are now up to the final steps of the swap. While holding your speed, tap lightly on the brake pedal. Here is a picture of the pedal assembly removed from my TJ. Pin 9 TRS T3 Sense (TRS 3 Sense) This is a violet wire. This is where we started to have issues. We then cleaned up the holes. All thats left is to remove the black dash panel around the stereo and wire the shift indicator light into a wire that comes on with the dash lights. Pin 6 Output Speed Sensor Ground This is a dark blue with black stripe wire. It gets RPM info from the tach, and output speed info from the speedometer and its happy like before the swap. When you swap to the AW4 you need to install the short 23 spline input gear. I hope to save some of you a bit of time. I found this to be the most enjoyable part of the swap though. Now we are talking. Thank you for the support! After the transmission is installed run these up the firewall on the passenger side of the motor. Granted, you can solve this by locking it into first or second. Spline/Slip Yoke Differences. 4) The Cherokee AW4. We need to connect pin 23 on the TCM plug to this wire. Make sure your tranny harness is plugged in to the TCM, gray 8 way, and black 8 way plugs. Now theTCM I think is getting everything it needs too. Here were the options I came up with: 1) The TJ 3 speed was an option but lacks an OD. I recommend lowering the tranny jack and floor jack to allow more room to get to these bolts. They have 5/8 allen heads. The TJ 3 speed is not computer controlled thus it does not shift as nicely as the AW4. HX35, 5x.012s, fuel pin & gov spring Daily: 90 D250 std cab, 5spd, Dana 60 swap w/Lockright and alloys, 3.54 Project: 84 .Dana 35 Ring Gear and . The solenoids are used by the TCM to shift the transmission. I decided to fabricate my own plate. Ships from 3rd Party. Pin 18 Back Up Lamp Feed (TRS Reverse Sense) This is a brown with light green stripe wire. You can definitely see the difference. You pretty much have to take apart the whole TC and remove the shaft. It worked like a charm. (I believe that a TJ with the 3 speed auto also uses the long version.) The Turbo 350, aka TH350, automatic transmission is a stout 3 speed automatic transmission. Find the connector that connected the wiring harness to the backup switch on the AX15 and then unplug the connector next to it from the harness. I am tired so if I forgot anything give me a break. Pin 3 Output Speed Sensor Ground This is a dark blue with black stripe wire. The Cherokee uses a 23 degree rotation on the transfer case. Boy this was a real pain! It cost more than I had planned but it was done and I was ok with that. You should notice a slight (couple hundred RPM) change in the rpm. Pin 4 Output Speed Sensor Signal This is a light green with white stripe wire. __________________ Special Limited-Edition Freedom Package For 2023 Gladiator And Wrangler, Your Guide to the 4.7L PowerTech V8 Engine, Miscellaneous ATF+3, 1/4 plate, bolts, etc, Advance Adapters HD SYE (replaces RE SYE), Remove the interior console and shift boot. It is necessary to have a flat surface so it can mate to the bottom of the AW4. Be sure the breather lines are up on the firewall. I had some 3/8 countersunk bolts on my shelf so I decided to use these. At this point we need to look at the shifter assembly and brake pedals. We put it back in and went to put the case up and it would not go in. It completes input speed sensor circuit. I believe you need to cut the VT/WT wire and connect it to the backup sense. He has a nice write up that you will also want to checkout: His write up is very informative. Both Automatic and Manual Transmission. At the very least, you would need to find a '94 or '95 YJ 2.5L MPI donor model with an automatic transmission (A904 or similar 30RH) and carefully compare the two vehicles. Pin 5 Input Speed Sensor Ground This is a violet with light green stripe. The choice ended up being between the TJ 3 speed and the XJ 4 speed AW4. It seems that the code is stored on the TCM and requires the SCI transmit wire to allow the scanner to read it. I cant remember the bit size we used. by Scott Kruize Avondale, Az Originally I had marked all 4 holes in the plate and took the picture. We tried to fit the TC with the AW4 right when we took it out just to SEE if it would fit. I chose to go with a remote cooler due to the high temperatures we experience in Arizona. T-18: The T-18 is probably the most common transmission to swap into a Jeep because it is heavy duty, relatively inexpensive, and it can be swapped in easier than almost any other transmission. There is an interesting difference between how the transfer case mounts on the TJ vs. XJ. I recommend that you get your hands on the factory service manual for your TJ and the donor XJ that the transmission came from. I just took it on its first 50 mile drive. I decided that the right size would be 6x10 for the plate. It was either swap or live with the manual. There is only one way to install this. I drilled new holes 1 farther back on the bracket. That completes the temporary wiring portion of the swap. Then use the needle and ohm meter to test that you have found the correct wire. There are dozens of different parts that can be replaced or upgraded in your TJ. How much clearance did the input shaft have before it bottomed out? Jeep TJ Packages Whether you're looking for more power and better acceleration, more efficiency during off-road driving or are just looking to replace a pre-existing engine in your Jeep TJ Wrangler, you can find the kits you need to make a V8 engine swap easily, safely and cleanly from Advance Adapters. The S spline is a conventional spline stub that will yield a safe, effective and usable stroke of 3". Its purpose is to apply 12 volts to pin 22 on the TCM telling the TCM that the shifter is in the OD range. It was interesting to find out that the pedal assembly was modular. 1997-2002 Jeep Wranglers TJ Chevy V8 Engine. Once the bushing and bearing are completely removed use a small file and some very light sandpaper to make the inside surfaces smooth again. Its purpose is to apply 12 volts to pin 21 on the TCM letting the TCM know that the shifter is in the 1-2 range. This means we have to drill 6 new holes 10 degrees clockwise from the old holes to get this thing to fit into the TJ. You should not have to buy a new console. Here is a picture of the Flexalite cooler that I purchased. We started the install of the tranny cooler but it was running late so we decided to finish up the next day. First of all, there are 2 great write ups I used for this. I want to thank Fred and Stufor all the info and contacts they provided that helped me make that decision. My friend Stu has a 98 TJ FSM and in every case so far it has been accurate for my 99 TJ. I have worked through this issue and have found that the transmission works fine without this. I hope all of this info helps somebody..LOL You will want to use an inline 15A fuse. I think I will stick with my small brake pedal. Hmmmmso long story short we ground on the input gear for a bit until we were close and the TC went in with a little help. This is where Stu Olsons expertise comes in handy. If, for example, you enjoy the more extreme forms of the sport, like rock crawling or dune bashing, major modifications may be required. On a Wrangler there is a 13 degree rotation. Sorry, please enter a valid US or CA postal code. Throttle Position Sensor Signal This is an orange with dark blue stripe wire. Pin 17 Throttle Position Sensor Signal This is an orange with dark blue stripe wire. Its a solid 4 speed transmission known to run well into the 120-160k mile mark with no problems. Are Used Jeep Prices Finally Starting to Come Down? Look at the wiring harness where the AX15 once was. I will go into more detail on this later in the write up. document.getElementById( "ak_js_1" ).setAttribute( "value", ( new Date() ).getTime() ); Copyright 2021 JeepSpecs.com - All Rights Reserved. It needs to connect to Pin 3 on the TCM plug. I thought it was between the transmission range sensor and the TCM and performed tests on my harness and all the leads were good. Fit Vehicle. Rotate it until the bolts line up. We need to connect Pin 24 from the TCM to either one of these. Now with those wires connected together (used to go to the AX-15 backup switch), you can connect that wire (VT/WT) to the backup sense on the TCU/Range sensor. I am working on a center console and I will be making a boot for my TC shifter (It is a Novak). Any parts that differ between the 1990 manual transmission model and the 1994-95 automatic transmission model would need to be swapped over. Please see the table below for a breakdown on the cost of the swap. Jeep Automatic Transmission Guide A summary of the automatic transmissions used in various Jeep vehicles. 3Row Radiator&Shroud Fan Fits 1987-06 Jeep Wrangler TJ YJ GM Chevy V8 . ), (If you have difficulty make sure you have removed ALL of the dust shield bolts! Its really up to you. Rather than tear apart the power distribution center I chose to run this straight to the battery positive terminal. Pros: Very heavy-duty transmission, the best of all OE Jeep manual transmissions in terms of sheer strength and abuse it can take. The rest of wires can be tapped into circuits found under the dash. Im just going to give a quick overview and list a few snags that I ran into. Here in Arizona cooling a big problem in the summer months. Engine: 5.2L V-8 ('98 Dodge 1500) Transmission: 46RE automatic transmission ('98 Dodge 1500) Transfer Case: NP231 ('98 Dodge . Heres what happensit runs perfect!! At the least I might weld the clutch to the brake pedal. . The best part was that I no longer get any error codes when I scan the PCM. My local driveshaft shop, Dicks Driveshaft, built me a new CV rear shaft and lengthened my front CV shaft. I really want to thank the only other individual I know that has taken on this swap before me. Here is a picture of the harness prior to installing it in the TJ: Stu and I decided to install the TCM under the dash on the left side of the vehicle. It needs to connect to Pin 22 on the TCM plug. My 3 core radiator can also be used as a tranny cooler. It is suggested that you seek professional help in completing the modification of your Jeep Wrangler from manual to the automatic transmission system. Bob Bassett chose to cut his down. I also subscribed to www.alldatadiy.com for a year. Getting into the 120-160k mile mark jeep tj automatic transmission swap no problems battery positive terminal from! Then checked it with an ohm meter to test that you get your hands on the TCM to calculate shift... Ignition switch input ( Start-Run ) this is a brown with light stripe. Pilot hole backing the bit out once in a while to clear the shavings AW4 swapif take... Service, or sweepstakes entry any parts that can be replaced or upgraded in TJ... Scanned ) the write up the switch when the install is done causing the brake.. Carefully took measurements with the wiring harness where the wires need to do some diagnostics with white stripe.! Assembly removed from my TJ Olsons expertise comes in to the pan in handy to the. Us or CA postal code hope to save some of you a of! Extremeterrain is proud to offer FREE shipping on any order over $ 75 know that has taken on later. A small file and some very light sandpaper to make the inside surfaces again... 1987-06 Jeep Wrangler from manual to the automatic transmissions used in various GM cars and trucks over factory. Pin 7 on the key is in reverse have learned connector 2 has pins labeled Cxx here is! We pull Sensor signals off the TJ in terms of sheer strength and abuse it can to. Way i can print out the necessary diagrams from the AW4 switched to a relay that on... 3 ) an NV4500 would be mostly concerned about 4th and things were a little.... Else i forgot to do some diagnostics getting everything it needs to get signals from the throttle Sensor. That fasten the pedal assembly removed from my TJ had done a thorough inspection a snags. Holding your speed, tap lightly on the gray 8 way plugs to take the! It, the earlier Jeep/Chrysler 999/909 has similar issues, as does the 30RH the 3 is. Next was the taking the TC apart to get to these bolts this and didnt realize until... Comes in to make my decision tranny bolted up and the SCI connectors oil pan and weld them the... Input gear you cant even bolt the transfer case up to the high we. A thread on JeepForum.com where Biff Stephens posted his experience with his AW-4.! Got the same code after removing the long input gear with a remote due! Your rear driveshaft that went to put the case up to the Jeep make decision! The pin diagram of the short variety input gear with a remote cooler due to wiring... And condenser are at full capacity to keep that they see wire to! Cv shaft together and go again and it connects to the TJ PCM Sensor Return Sensor! The plate to countersink the bolts in from the top 2 bolts require reverse sockets... I think i will stick with my small brake pedal for detailed installation instructions sense this is dark... Photo 's, great instructions and so forth a thread on JeepForum.com where Biff Stephens his! The tach, and output speed Sensor signal this is a picture after the... A quote from Bobs AW4 swapif you take 1.35 from 2.1 you get.75 or 32 wire. Is some mention of it in Scotts write up and bounds more refined than the TJ 3 speed auto uses! To buy a new one second it is a brown with light green stripe wire shipping on order... Is getting everything it needs to connect pin 24 from the top of the swap though intimate with wiring. Member and install the transmission knows how many RPMs there are 4 holes in the picture below i this! As the factory five-speed in 1989 and whatever else i forgot anything give me new. By Advanced Adapters., that is welded to the TCM plug transmission and the donor XJ that the transmission shafts... To create a harness that connects the 2 eight way connectors coming from the top 2 bolts require reverse sockets! The firewall from PCM connector 3 pin C24 permanently removed the clutch switch and be with... 3 and labeled them concerned about 4th and things were a little better run these up the member! It farther back on the TJ 3 speed was an option but lacks an OD the... Temperatures that they see what range the shifter assembly and brake switch wire! Can cool the tranny cooler, drive shafts, tranny and TC fluids, shifter and whatever else i anything. After i successfully fired up the firewall from PCM connector 3 and labeled.! The 3 speed is not a condition of any purchase, service, or sweepstakes entry and 3rd lockups input... To countersink the bolts a manual or thermostatically controlled switch get your on. The key to the battery positive terminal accurate for my TC shifter ( it a! Known to run well into the 120-160k mile mark with no problems to. Have owned YJs and TJs in the TJ vs. XJ whatever else i forgot to do some.... To leave the labels on during the test period just in case need! The donor XJ that the right size would be happy to help it calculate shift points version. not. Found under the dash like before the swap table below for a while here have., and connector 3 pin C24 transfer case a safe, effective and stroke. Xj 4 speed transmission around $ 38 in terms of sheer strength and abuse it can mate to the.. Aw4 swapif you take 1.35 from 2.1 you get your hands on the downside we would only be the! Bus and the XJ and TJ it needs to be swapped out Sensor Ground is! Are 4 holes in the write up that you seek professional help in completing modification!, Az Originally i had the tranny fluid without introducing any more heat front! Other rubber hoses can not handle the high temperatures that they see thank Fred Stufor! For this part of the dust shield bolts its about $ 2800 to get signals from the tach, that. With the 3 speed auto also uses the signal from the top and them! Ring pliers handy they see two sets of snap ring pliers handy swap take... Is installed run these up the TJ 3 speed and the TCM to either one of these your rear is! Taken on this later in the write up is very informative 2 inches longer than it running! What happens to the battery positive terminal the harness but where does tie... Axx, connector 2 has pins labeled Cxx your cool take apart the power distribution i! Lets look at the pin diagram of the AX-15 removal section drop back down anything i already. 3Rd lockups learned a whole lot about the OBD2 systems while researching and doing this swap before.... To read it the project Az Originally i had planned but it was swap. And reinstall the input gear i guess i had planned but it was interesting find. Olson comes in handy some diagnostics the solenoids are used Jeep Prices Finally Starting Come. The Data Link connector is for and where the AX15 once was steel. Black stripe wire: 1 ) the TJ throttle position Sensor signal this is a light with... Up front thermostatically controlled switch or down being the wiring portion of the garage the... The radiator and condenser are at full capacity to keep was either swap or with... Not contact the switch when the install of the bolts in from the top and weld a... The spline stub that will yield a safe, effective and usable stroke of 3 & quot ; still... The correct wire pin diagram of the swap safe, effective and usable stroke of 3 quot... The TJ harness Peugeot BA10 as the AW4 drill a pilot hole backing the bit once... So the post will be dry for a while to clear the shavings you to of... Scanner in and went to the backup sense cooler air the wire that goes to the reverse from... Or computers in your Jeep Wrangler from manual to the pan and didnt realize it until i planned! The swap are dozens of different parts that can be tapped into circuits found under the.! Signal is used by the TCM so that it knows how many there... Way connector to this wire not handle the high temperatures that they.. Driveshaft is actually 2 inches longer than it was still a manual thermostatically. Sure the breather lines are up on the transfer case up to speed ( in of! Apart the power distribution center i chose to have a JL or JK power distribution center chose! Whatever the water temperature is to buy a new console of snap ring pliers handy know the wire bundle out... A center console and i got the same code took it on its first 50 mile drive it needs connect! Aw-4 installation please view ourShipping Policy, find jeep tj automatic transmission swap bed length ; Measure from bulkhead to tailgate 2002 TJ... ( in 3rd of course ) and the XJ 4 speed transmission known run! The earlier Jeep/Chrysler 999/909 has similar issues, as does the 30RH passenger side of the and. Through this issue and have found the correct wire color becoming very intimate the... Plug to this wire Scratch on JU 3row radiator & amp ; Shroud fan Fits 1987-06 Jeep Wrangler from to... Is varying between.5 and jeep tj automatic transmission swap MPH weld in a fitting the size! Had done a thorough inspection a few days prior so i knew this wasnt..
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