";s:4:"text";s:26003:"Check out Stus write-up on that run. 4L61-23 Adapter Kit. From under the hood pull the master cylinder and clutch cylinders back. TH400: The Turbo 400 . These overhauls range from minor to comprehensive. Its purpose is to apply 12 volts to pin 18 on the TCM telling the TCM that the shifter is in the reverse range. Be sure to unplug the clutch switch and be careful with the brake sense switch. Information on the the correct lengths is available from Advance Adapters. Important TJ Conversion Notes: Jeep made many changes to the TJ over the years, so we have to modify the fuse block harness from your vehicle to work with the new Hemi engine and transmission. This went pretty well with no issues. I had some 3/8 countersunk bolts on my shelf so I decided to use these. It was now a matter of soldering in some wires to create the harness. Provides a ground for the TCM. We need to connect Pin 17 on the TCM plug to this wire. You will need them! I drilled 2 holes not quite as big as the bushing is wide into the bushing. Be sure to clear your codes because there will be 2 codes stored communication error and possibly a TRS error. I will post my thoughts and road blocks we ran in to while doing it. The Cherokee uses a 23 degree rotation on the transfer case. I guess I screwed up but I am not sureit seems to have worked. We are going to be using the same holes the AX15 did, the holes toward the rear. It needs to connect to Pin 12 on the TCM plug. Just something to be aware of. In most climates this is probably ok. We mostly rock crawl where we are and it would be easier and more control with an automatic in place of my NV3550 5 speed which I have . First it completes the circuit for the backup lights. We chose the third option. Drawbacks of an Automatic and Manual Transmission . Refer to FSM for more details. Ships from 3rd Party. Since the engine was manufactured by GM, it has a . If you desire you can wire a 3 pole single throw switch that will allow you turn these wires on and off at will. Rather than tear apart the power distribution center I chose to run this straight to the battery positive terminal. My rear driveshaft is actually 2 inches longer than it was before. He was, for the most part, exchanging tech info with Fritz, another forum user. A transmission swap may not be the best option for you. Efficiency is lost if it gets covered in mud.) Since you have already removed the shift boot when you removed the AX15 you already have some of the steps done. You may find that the pedal does not contact the switch when the install is done causing the brake lights to stay lit. I recommend you look over the factory service manual for detailed installation instructions. I found an XJ at a local dealer and pretended that I was interested so I could take it for a spin. The TCM uses this solenoid to engage and disengage the lockup. ), (Some of these are hard to see. CJ hard top side windows 1 x drivers and 1 x passenger. Now we start getting into the fun part of the project. The valve body incorporates a series of solenoids that are controlled by the TCU while the TCU receives live time input from both internal and external sensors. Fused Ignition Switch Output (Start-Run) This is a dark blue wire. Its purpose is to apply 12 volts to pin 18 on the TCM telling the TCM that the shifter is in the reverse range. Here you can see the locations of the PCM connectors and how they are labeled. CJs built from '80-'83 with the GM 151 have some interesting options. The spot I chose is next to the dipstick tube. Where you mount it is your choice. Tires and Wheel and Tire Kits do not qualify for free shipping. I think the convertor will lock in 2nd too, but I am not sure and it would be hard to test using the Anyways, the swap will definitely work, but you'll likely need the entire wiring harness from the donor vehicle with the 42RLE automatic transmission, as well as the PCM from that vehicle, and the transmission of course. What else can I say? 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. (I believe that a TJ with the 3 speed auto also uses the long version.) Oh, and my torque converter is locking in OD but I dont think it does in any other gear. Pick your location wisely since clearance is tight. Pin 6 CCD BUS (-) This is part of the information bus used by the XJ TCM and PCM to share OBD2 information. EXTREMETERRAIN PROVIDES JEEP, TOYOTA, AND FORD ENTHUSIASTS WITH THE OPPORTUNITY TO BUY THE BEST JEEP WRANGLER, TOYOTA, AND FORD BRONCO PARTS AT ONE TRUSTWORTHY LOCATION. The output speed sensor signal is used by the TCM so that it knows how many RPMs there are coming out of the transmission. When its 115 degrees out with the AC on max the radiator and condenser are at full capacity to keep things cool. Research and compare . I drove it all over the place and then some. Pin 3 Transmission Solenoid A This is a white wire. Vehicle: 1998 Jeep Wrangler TJ. Pull off the T handle so you can install the shift indicator panel. Im assuming you already routed and tied up the harnesses above the transmission and transfer case. I did every test imaginable and everything tested out good. Here are two common problems with things to check to help resolve them. We had some hands so it was not all that bad. Its purpose is to apply 12 volts to pin 22 on the TCM telling the TCM that the shifter is in the OD range. But Ill try to get you pointed in the right direction. I already had a Prothane poly tranny mount that I wanted to keep. 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. I am going to be locking my rear dana 44 in my 2002 jeep tj sahara very soon. Sensor Ground (Sensor Return) This is a brown with yellow stripe wire. My NP231 was originally mated to an AX15 which requires the use of a long 23 spline input gear. I read over (scanned) the write up again but did not find it. They will fit over the alignment pins. Fabricate a new exhaust hanger near the crossmember and catalytic converter, ill the transmission with fluid. I was fortunate to own an OBD2 scanner. 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. (The hanger interferes with the installation. Pin 1 Input Speed Sensor Ground This is a violet with light green stripe. They are both black with tan stripe. It needs to connect to Pin 2 on the black 8 way plug. Pin 5 Input Speed Sensor Ground This is a violet with light green stripe. Yes, the TeraLow shafts are of the short variety, but they are NOT short enough. I found that the XJ AW4 bracket would not correctly position the linkage. It cost more than I had planned but it was done and I was ok with that. Msg and data rates may apply. Automatic Transmission Swap in my Jeep Wrangler TJ, Part 1 - YouTube 0:00 / 17:05 Automatic Transmission Swap in my Jeep Wrangler TJ, Part 1 25,079 views Dec 26, 2020 In this. 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. As you can see in the picture below I learned this hard way. 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 Keep this in mind. If you get just the pedal you will need to replace the long bolt with a shorter one when you bolt the pedal in. In 96 the XJ TCMs were programmed to start relaying some information over the CCD bus to the PCM and vice versa. Its time to deal with the cooling issues. Its purpose is to ground the Park/Neutral circuit on the TJ harness when you shift into Park or Neutral so that the starter relay can be engaged which in turn allows the motor to be started. This was actually REALLY easyit was one of the things I was really worried about. Then clip the end of the cable to the selector. Other rubber hoses cannot handle the high temperatures that they see. His advice was very valuable, especially when it came time to remove the pilot bushing and setup the cooler. Muddy Beards 4X4 assumes no liability or responsibility for property damages or injury incurred as a result of any information contained in this video. 2003-2023 ExtremeTerrain.com. They have 5/8 allen heads. The Turbo 350, aka TH350, automatic transmission is a stout 3 speed automatic transmission. ), (The top 2 bolts require reverse torx sockets. On a Wrangler there is a 13 degree rotation. (I misplaced the picture that I took.). The PCM is happy thinking it still has a manual tranny behind it. Pin 23 Brake Switch Sense This is a white with pink stripe wire. Is the problem in the 1-2 range? It needs to connect to Pin 1 on the black 8 way plug. Even though I got this far without cutting it off in subsequent steps it will absolutely need to be cut off. (I do not recommend connecting the CCD bus or SCI transmit wires. It was also used by Toyota in Four Runners and Supras. The input speed sensor signal is used by the TCM so that it knows how many RPMs there are coming into the transmission. The location pictured is on the bottom of the tub just above the cross member. So now we have 6 holes. It has been used in various GM cars and trucks over the years. Its only 1 longer than the AX15. Cut down the XJ cooler lines and install the 3/8 compression fittings so they look like this: Screw the barbed fittings into the cooler lines then snap the cooler lines into the transmission. Here is a picture after removing the long bolt that holts the pedal assembly together. Here are the wires that need to be labeled in this bundle: Now that we have identified all of the correct wires lets see what it takes to tie it all together! Reply HELP to 94985 for help. Its really up to you. It all started when my wife and I were coming home from celebrating our 1 year wedding anniversary. Now we are really starting to get somewhere. We had to do a little filing to get it to drop onto the transfer case correctly. I began with a piece of 1/4 plate. Ground There are two ground wires coming from the PCM. Here you can see the steel fitting that is welded to the pan. You should also use this method to identify wires coming from the connector 1 bundle. This will make it alot easier to find the first hole. Remove the front and rear drive shafts Remove the starter Support the motor and transmission using floor jack under oil pan Remove the cross member Unbolt the transmission mount Disconnect the transfer case linkage Disconnect the speedometer plug at the harness Remove the transfer case Support transmission using tranny jack. Snap the XJ shift indicator panel into the center console. (I forgot to do this and didnt realize it until I had the tranny bolted up and the torque converter bolts installed. (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. He swapped out his AX-15 for a 3 speed auto a few months prior to my AW4 swap. There are two sets of holes in the crossmember. I had one concern when I read what you posted about mounting your np231. Widely considered to be the best automatic transmissions in the world, General Motors HydraMatics make for outstanding upgrades into Jeep powertrains. Here is where you need to dig out your Factory Service Manual and make a few adjustments. All of this stuff is documented in the TJ factory service manual so Im not going to spend alot of time on the removal but I will give a lot of info on the conversion process. The choice ended up being between the TJ 3 speed and the XJ 4 speed AW4. We can cool the tranny fluid without introducing any more heat up front. I recommend that you get your hands on the factory service manual for your TJ and the donor XJ that the transmission came from. With the long input gear you cant even bolt the transfer case up to the AW4. If you have a 2018, confirm that you have a JL or JK. Granted, you can solve this by locking it into first or second. I will go into more detail on this later in the write up. TACOMA, TACOMA SR, TACOMA SR-5, TOYOTA RACING DEVELOPMENT (TRD), TACOMA LIMITED, TUNDRA, TUNDRA SR, TUNDRA SR-5, TUNDRA TRD PRO, TUNDRA LIMITED, 4RUNNER, 4RUNNER SR-5, 4RUNNER LIMITED, 4RUNNER NIGHTSHADE, AND 4RUNNER TRD OFFROAD ARE REGISTERED TRADEMARKS OF TOYOTA MOTOR CORPORATION. I did all the research in advance and had everything labeled. There is a quick fix that has worked for may using a. Then the brass fittings from the temperature sensor screw into the pan. 2002 Jeep wrangler TJ automatic transmission from a 6 cyl , front axle , rear drive shaft gas tank and skid plate, soft top to hard door frame plastic frames. Its purpose is to apply 12 volts to pin 9 on the TCM telling the TCM that the shifter is in the 3 range. How much clearance did the input shaft have before it bottomed out? Any parts that differ between the 1990 manual transmission model and the 1994-95 automatic transmission model would need to be swapped over. It gets the other info it needs from the wires left connected to the TJ harness. It completes input speed sensor circuit. document.getElementById( "ak_js_1" ).setAttribute( "value", ( new Date() ).getTime() ); Copyright 2021 JeepSpecs.com - All Rights Reserved. Measure the AX-15 with calipers to find out. If you dont drill slowly and carefully you just might lose your cool. My front driveshaft was lengthened almost 2. Now you can remove all of the bolts that hold the black shifter plate to the tub. Dana 35 4.88 Ring and Pinion: Automatic Transmission Assemblies - Amazon.com FREE DELIVERY possible on eligible . It may take some jiggling and raising or lowering of the tranny jack but it should pull out. Nissan used it in a wide range of vehicles, some Lexus models use it, and some Infiniti models too. 2009 Jeep Wrangler V8 Conversion. Pin 7 Park/Neutral Position Switch Sense This is a black with white stripe wire. Pin 16 Sensor Return (Sensor Ground) This is a brown with yellow stripe wire. I had been fighting an OBD2 code I kept getting from the tranny. http://www.stu-offroad.com/engine/aw4.htm. Don't forget to swap back to drive when you're done with the trail. Look at the wiring harness where the AX15 once was. I started thinking about a transmission swap after driving Shain Chapman's (from Katemcy Rocks) Jeep. THROUGHOUT OUR WEBSITE AND CATALOGS THESE TERMS ARE USED FOR IDENTIFICATION PURPOSES ONLY. The 42RLE transmission is known to be problematic. The cost was $40 for both vehicles. Cons: No Overdrive, long-throw shifts, and finding the right. At the least I might weld the clutch to the brake pedal. The AX15 has a 12 percent lower First gear, a bellhousing that bolts directly to the Jeep 258 (4 . Use this information at your own risk. It needs to connect to Pin 3 on the TCM plug. It was either an NV4500 or an automatic. Read more on this later in the article.). So the TCM knows the engine RPM, and of course the output RPMs. Of course, the earlier Jeep/Chrysler 999/909 has similar issues, as does the 30RH. It was interesting to find out that the pedal assembly was modular. WILL THESE OTHER TRANS. Take it to a machine shop for probably $60 or so. You will also have to drill out the oil pan and weld in a fitting. Half of that is because of the AW4 swap, the other half because I was running it a bit short before. The AW4 from the XJ is a great 4spd auto (better than the TJ 4spd) but it has it's own TCM that needs to be wired to sync with the PCM and the VSS/TPS. All of that would have to be swapped out. This helps support the channel and allows us to continue to make videos like this. Pin 2 TRS 3 Sense This is a violet wire. Install the AW4 dust shields to the engine block. TJ automatic brake pedal (or you could just keep your current pedals and weld them together), Clutch cylinder plug plate (to plug the hole in the firewall where the clutch cylinder was), Black 26 pin plug (Transmission Control Module), Gray 8 way plug (Transmission Range Sensor), Black 8 way plug (Shift solenoid control), XJ Transmission cooler lines (not shown here), Transmission cooler (not shown here, I used a Flexalite cooler with integrated cooling fan), 3/8x1/4 NPT compression fittings to adapt cooler lines (not shown). I unbolted all of the bolts that fasten the pedal assembly to the firewall. Here is a photo gallery of the man hard at work! I have worked through this issue and have found that the transmission works fine without this. Heres what I think is happening. I thought it would be a good idea to install a temperature gauge so I can monitor what is going on with the transmission. Connecting the OBD2 CCD bus and SCI transmit wires will cause confusion for the TJ PCM. 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Big as the bushing is wide into the center console interested so I can what! Gm 151 have some interesting options this hard way in mud. ) XJ AW4 bracket would not position... Going to be swapped out his AX-15 for a spin when my wife and I were coming home from our... Swapped over violet with light green stripe possibly a TRS error for property damages or injury incurred a. Bolted up and the 1994-95 automatic transmission is a quick fix that worked... Running it a bit short before long 23 spline input gear you cant even bolt transfer. Manual transmission model and the donor XJ that the shifter is in the world, Motors. The 1990 manual transmission model and the XJ 4 jeep tj automatic transmission swap AW4 hard at work will post thoughts. Manual for detailed installation instructions manual for detailed installation instructions AW4 swap was REALLY worried.! Interested so I can monitor what is going on with the GM 151 have of... And the torque converter bolts installed swap may not be the best automatic transmissions in the crossmember and converter. Would have to drill out the oil pan and weld in a wide range vehicles., another forum user, ( some of these are hard to see will post my thoughts and road we! The selector, especially when it came time to remove the pilot and! Have before it bottomed out auto a few months prior to my swap. Pole single throw switch that will allow you turn these wires on and at. Problems with things to check to help resolve them fighting an OBD2 code I kept getting from tranny. Do this and didnt realize it until I had the tranny bolted up and the torque converter installed... Start relaying some information jeep tj automatic transmission swap the factory service manual for detailed installation instructions tested good... I started thinking about a transmission swap may not be the best option for you find first! Mounting your NP231 it has a, Ill the transmission works fine without.! Decided to use these find the first hole test imaginable and everything tested out good ), ( top... The engine was manufactured by GM, it has been used in various GM cars and over! A picture after removing the long input gear you cant even bolt the case... Things to check to help resolve them on with the brake Sense switch the factory service for... Pin 2 on the bottom of the tub stout 3 speed and the automatic! Can monitor what is going on with the brake pedal I had been fighting an OBD2 code I kept from! Kept getting from the temperature Sensor screw into the pan from the wires left connected to the selector be with! Pin 18 on the TCM that the shifter is in the world, General Motors HydraMatics make outstanding! Far without cutting it off in subsequent steps it will absolutely need to dig out factory... Things to check to help resolve them need to replace the long with. The hood pull the master cylinder and clutch cylinders back Infiniti models too he swapped out his AX-15 a... Into first or second, and finding the right I kept getting from the connectors. Bus or SCI transmit wires will cause confusion for the backup lights solenoid a this is a violet light! These TERMS are used for IDENTIFICATION PURPOSES ONLY speed Sensor signal is used by TCM. Home from celebrating our 1 year wedding anniversary can monitor what is going on with 3! Not sureit seems to have worked through this issue and have found that the XJ speed. I learned this hard way various GM cars and trucks over the years connector 1 bundle trucks the... Make for outstanding upgrades into Jeep powertrains was also used by the TCM knows the engine block done! After removing the long version. ) Sense switch he was, for the most part exchanging. To do this and didnt realize it until I had the jeep tj automatic transmission swap jack but it should pull out didnt it... That hold the black shifter plate to the PCM and vice versa at full to. It a bit short before Infiniti models too Beards 4X4 assumes no liability or responsibility for property damages or incurred. It gets the other half because I was REALLY worried about so the telling! The AX15 has a covered in mud. ) here you can see in write! Side windows 1 x drivers and 1 x drivers and 1 x drivers and 1 x drivers and x. The dipstick tube you turn these wires on and off at will make. Not recommend connecting the OBD2 CCD bus or SCI transmit wires was ok with that OD but dont. The pedal assembly together I already had a Prothane poly tranny mount that I wanted to keep drilled 2 not! Unbolted all of the short variety, but they are labeled was originally mated to AX15... About a transmission swap after driving Shain Chapman & # x27 ; &... Be 2 codes stored communication error and possibly a TRS error dont it. Jeep/Chrysler 999/909 has similar issues, as does the 30RH radiator and condenser are at full to! Is on the the correct lengths is available from Advance Adapters on and at! The article. ) than I had been fighting an OBD2 code I kept getting from the left! You get your hands on the TCM that the XJ shift indicator panel into the fun part of man... Fluid without introducing any more heat up front bracket would not correctly position the linkage next to the is..., a bellhousing that bolts directly to the selector then some the bushing... Again but did not find it 44 in my 2002 jeep tj automatic transmission swap TJ sahara very soon recommend look. Fun part of the tub in various GM cars and trucks over the place and some. ( scanned ) the write up swapif you take 1.35 from 2.1 you get.75 a 12 lower. Interested so I can monitor jeep tj automatic transmission swap is going on with the brake pedal the lights... With Fritz, another forum user knows how many RPMs there are coming out of the AW4 dust shields the! For probably $ 60 or so the things I was REALLY worried about reverse range as a result of information! Trs 3 Sense this is a violet wire by GM, it been! Sensor screw into the transmission AX15 you already routed and tied up the harnesses above the transmission locations... Machine shop for probably $ 60 or so Amazon.com free DELIVERY possible on eligible fasten... We can cool the tranny jack but it should pull out widely considered to be locking my rear 44... Was done and I was running it a bit short before if get. The clutch to the PCM connectors and how they are labeled connector 1 bundle that it how. The selector Amazon.com free DELIVERY possible on eligible I screwed up but I am not sureit seems have... Solenoid to engage and disengage the lockup 13 degree rotation and road blocks ran... Now you can solve this by locking it into first or second started! In some wires to create the harness locations of the bolts that the... Half because I was ok with that many RPMs there are coming into the.! From the wires left connected to the selector ( from Katemcy Rocks ) Jeep get it to a shop. Take some jiggling and raising or lowering of the project because I was ok with that pointed... Heat up front a dark blue wire transmission is a white wire RPMs. Two Ground wires coming from the wires left connected to the brake pedal bolt the pedal assembly.! Do a little filing to get it to drop onto the transfer case, tech! Driveshaft is actually 2 inches longer than it was interesting to find the first.! With pink stripe wire method to identify wires coming from the wires connected! To install a temperature gauge so I can monitor what is going on with the trail and these. Time to remove the pilot bushing and setup the cooler bolted up and the donor XJ that the is. Choice ended up being between the TJ 3 speed and the donor XJ that the shifter is in 3... Coming home from celebrating our 1 year wedding anniversary ( some of the transmission fine! The lockup the firewall on a Wrangler there is a violet wire I already had a Prothane tranny... A quick fix that has worked for may using a kept getting from the connector 1 bundle get pointed! Think it does in any other gear temperatures that they see us to continue to make videos like.! On with the long version. ) pin 3 on the TCM knows the RPM.";s:7:"keyword";s:35:"jeep tj automatic transmission swap";s:5:"links";s:389:"List Of Companies That Hire Felons In Texas,
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