Jeep TJ Transmissions for Wrangler (1997-2006). It was now a matter of soldering in some wires to create the harness. While holding your speed, tap lightly on the brake pedal. There are dozens of different parts that can be replaced or upgraded in your TJ. a transfer case from a 89 Jeep Cherokee from a 6 cyl and automatic. I think I will be moving it farther back in the near future in order to grab some cooler air. In the end the transmission only had 1st gear and reverse. We chose a moderate trail with lots of up and down climbs. My NP231 was originally mated to an AX15 which requires the use of a long 23 spline input gear. Research and compare . They will fit over the alignment pins. It has been used in various GM cars and trucks over the years. If everything has been installed correctly you should now be able to go on your first test drive. It receives its signal from the Transmission Range Sensor. This plug is pretty straight forward. Advance Adapters Tranmission Adapter with 4-6 Bolts on 4L60E Transmission. I really want to thank the only other individual I know that has taken on this swap before me. If you dont drill slowly and carefully you just might lose your cool. He was, for the most part, exchanging tech info with Fritz, another forum user. By entering your email, you agree to receive recurring automated marketing emails from ExtremeTerrain at the email provided. At the least I might weld the clutch to the brake pedal. All of the pins on this plug wire to a pin on the TCM plug. 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. Enter your email to receive your coupon code and start upgrading your Wrangler, 1997-2006 Jeep Wrangler TJ Accessories & Parts, Jeep TJ Drivetrain for Wrangler (1997-2006), Jeep Wrangler Transmissions Through the Years, Sahara, Sport, Rocky Mountain, Rubicon, Unlimited Wranglers. Fritz. I guess I screwed up but I am not sureit seems to have worked. Snap the XJ shift indicator panel into the center console. This swap is done by AEV conversions. I had labeled all of the wires coming out of the plugs a couple days before and color coded them according to where they needed to go. 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. $499.99. (97-02 2.5L Jeep Wrangler TJ) $2599.99 (1) TF6 Transmission Rebuild Kit (87-03 Jeep Wrangler YJ & TJ) $254.99 (5) Automatic Transmission Throttle Valve Cable (97-02 2.5L or 4.0L Jeep Wrangler TJ) $48.33 (20) Daystar Polyurethane Transmission Mount (97-06 Jeep Wrangler TJ) $135.00 AX15 Transmission Master Kit (88-99 Jeep Wrangler YJ & TJ) $440.00 I think I will stick with my small brake pedal. I will try to add it. (I misplaced the picture that I took.). Hard Facts. These overhauls range from minor to comprehensive. The transmission tends to have poor shifting quality, can get stuck in second gear, will downshift without fully engaging, overheating of the transmission, and rough shifts between 1st and 2nd gears. by Scott Kruize Avondale, Az This was actually REALLY easyit was one of the things I was really worried about. 249J with a 272 ratio. You can go from an automatic to a manual and use the same computer. It needs to connect to Pin 1 on the gray 8 way plug. With everything in mind from the radiator to the fuel kit, we have covered as many bases as are practical. Granted, you can solve this by locking it into first or second. The input speed sensor signal is used by the TCM so that it knows how many RPMs there are coming into the transmission. If the transmission computer diesyou can unplug the TCM and manually go through the gears to get home. Park/Neutral Position Switch Sense This is a brown with light blue stripe wire. Pin 7 Output Speed Sensor Signal This is a light green with white stripe wire. This includes the transfer case and transmission breather lines. You might have to dead short the neutral safety switch. We chose the third option. Pin 2 TRS 3 Sense This is a violet wire. I will post my thoughts and road blocks we ran in to while doing it. I am only including this info to document what I found necessary to get the AW4 swapped into my TJ. Use this information at your own risk. 2009 Jeep Wrangler V8 Conversion. Thats easy once youve read this! Now we are really starting to get somewhere. I have talked to people that have swapped autos into TJs and people that rockcrawl TJs. I started with removing the brake and clutch pedals. Once again we need to refer back to the chart to identify the correct wire color. Muddy Beards 4X4 recommends safe practices when working on vehicles and/or with tools seen in this video. I came back with a grinder and smoothed out the surface. At this point we need to look at the shifter assembly and brake pedals. Ownership does not affect chances of winning. Makes it easier to see were things are lining up, what is hitting what, etc. Here is where you need to dig out your Factory Service Manual and make a few adjustments. Its purpose is to apply 12 volts to pin 18 on the TCM telling the TCM that the shifter is in the reverse range. ***There is one more little step that we cant forget to overlook. Everything is going really well so far. Be sure the breather lines are up on the firewall. Even though I got this far without cutting it off in subsequent steps it will absolutely need to be cut off. There is an interesting difference between how the transfer case mounts on the TJ vs. XJ. I drilled a 1/2 hole in the center of the plug that covers where the clutch cylinder used to be. Mount an auxiliary cooler in front of the radiator. Here is a photo gallery of the man hard at work! 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. The TCM uses this solenoid to engage and disengage the lockup. They are the ones that take brand new TJs and stretch them. I had nowhere to go but I didnt care. If you use a TJ indicator remember that 1 will actually be 1-2, and that 2 will actually be 3. So, the wiring harness on our 1998 Jeep Wrangler TJ (4.0 liter, 6-cylinder) should have the connectors or terminals required for the automatic transmission (for the neutral safety switch and lockup converter connector outside the transmission)? The input and output speed sensors are used by the TCM to calculate the shift points whether they be up or down. Here we have opened up the bundle on the firewall from PCM connector 3 and labeled them. When we pull sensor signals off the TJ harness we need to send to signal ground back to the TJ PCM sensor return. I wasnt ready to go rock crawling quite yet. The X spline is cut for the full length of the spline stub. It was also used by Toyota in Four Runners and Supras. Is the problem in the 1-2 range? These precautions can keep the Jeep 32RH automatic transmission alive. Some of the things he learned and shared from his swap carried over to my swap. Advance Adapters AX5 to AX15 Transmission Retrofit Kit. This went pretty well with no issues. The Cherokee uses a 23 degree rotation on the transfer case. Efficiency is lost if it gets covered in mud.) Brake switch sense This is a white with pink striped wire. 3) An NV4500 would be the easiest swap but it was still a manual. It was clean gear lube and it was coming out of the top of the AX15 shifter housing. Combine a front mounted cooler with a remote mounted cooler. They were of no help to me. I test drove it with and without the CCD and SCI wires connected and it shifted exactly the same whether I hammered the gas or took it easy. The PCMin the TJ is for a manual and so there is some confusionon the part of the TCM because the PCM isnt giving it what it is looking for. When you turn on the key to the run or start mode this sends power to the TRS. Like I said earlier, this is entirely up to you. Failure to do so will result in the Jeep not starting! I read over (scanned) the write up again but did not find it. We are now up to the final steps of the swap. Please note that this site has no affiliation with the Chrysler Motor Company, (I highly recommend that you borrow or buy one. 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. Its about $2800 to get the NV4500 and parts needed. 42RLE: Four-speed automatic transmission was available from 2003 to 2006 Jeep TJ Wrangler with 4.0L engines. You will need them! The two offset holes are used to bolt the plate to the bottom of the AW4. I am working on a center console and I will be making a boot for my TC shifter (It is a Novak). With the long input gear you cant even bolt the transfer case up to the AW4. This yields a resto-mod swap-the AX15 replaced the Peugeot BA10 as the factory five-speed in 1989. We need to drill the bracket that is bolted to the tub. I knew that I wasnt going to put another AX15 in. Your email address will not be published. It just was not making sense. I hope to save some of you a bit of time. Then its a matter of wrapping the wires, putting some wire conduit over them, and tying them up. EXTREMETERRAIN HAS NO AFFILIATION WITH CHRYSLER GROUP LLC., TOYOTA MOTOR CORPORATION, OR FORD MOTOR COMPANY. This is the clutch interlock ignition bypass. View Terms & Privacy Policy. It all started when my wife and I were coming home from celebrating our 1 year wedding anniversary. We then have to tie into a few wires in the TJ harness. (Dont ask how I know this!) Then you need to measure where on the plate your transmission mount holes line up. The solenoids are used by the TCM to shift the transmission. Where are these located on our Jeep? Connecting the OBD2 CCD bus and SCI transmit wires will cause confusion for the TJ PCM. 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. Rotate it until the bolts line up. They have 5/8 allen heads. This is where they will connect to the harness you have been making. 3Row Radiator&Shroud Fan Fits 1987-06 Jeep Wrangler TJ YJ GM Chevy V8 . You need a little space between the input gear what it was bottoming out on (most likely the rear speed sensor). Be sure to get the light assembly that goes with the indicator panel. The TJ 3 speed is not computer controlled thus it does not shift as nicely as the AW4. Pin 9 TRS T3 Sense (TRS 3 Sense) This is a violet wire. I believe the wires were VT/BK and VT/WT. Otherwise, it remained exactly the same. Its time to deal with the cooling issues. Please see the table below for a breakdown on the cost of the swap. It did not, of course, so we sent the input gear off to get it machined. 4) The Cherokee AW4. http://www.stu-offroad.com/engine/aw4.htm. If you get just the pedal you will need to replace the long bolt with a shorter one when you bolt the pedal in. Offroad performance would be much improved though not as good as the auto. Jeep TJ 1997-2006 Chrysler TorqueFlite A-904 & A-727 Jeep Wrangler JK 2007 - Present Jeep 4X4 Performance Handbook . The Dana 300 is probably the best transfer case ever used in Jeep CJs and the transmission side of the bell housing is Ford compatible. ), I recommend disconnecting the plugs from the PCM and then following them back to the center of the firewall. Where you mount it is your choice. Shipping to Alaska and Hawaii will require an additional charge. It needs to connect to Pin 18 on the TCM plug. We have to create a harness that connects the 2 eight way connectors coming from the AW4 to the transmission control module. Thanks Fred! A week later I took it on its first trail run. We decided to do the wiring in the morning of the second day. When you swap to the AW4 you need to install the short 23 spline input gear. I crawled under my Jeep and noticed oil on the cross member. 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. The Data Link Connector is where we plug the scanner in and it connects to the CCD bus and the SCI connectors. And I dont think that we are breaking any emissions regulationsin regards to bypassing the OBD2 stuff on the TCM. TH400: The Turbo 400 . __________________ As you can see in the picture below I learned this hard way. The Turbo 350, aka TH350, automatic transmission is a stout 3 speed automatic transmission. T-19: The T-19 is basically a T-18 with a synchronized first gear. Sent the shaft off to get it cut down (this was the reason for one over night) and started on installing the tranny. 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. 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 provides 12V to these components whenever the key is in the Start or Run positions. Does the transmission range selector (gray 8 way plug) have a good ground? Below are some pictures of our work. 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. So I hook the SCI wire up, clear all codes, and then disconnect the CCD and SCI wires on the TCM from the TJ harness. First of all, there are 2 great write ups I used for this. 1990.5-1996, the AW4 switched to a 23 spline output shaft and a 0.75:1 OD ratio. FREE 2 or 3-Day Delivery on 10,000+ Items. Its leaps and bounds more refined than the TJ auto and it has an overdrive. My local driveshaft shop, Dicks Driveshaft, built me a new CV rear shaft and lengthened my front CV shaft. so i took it back out and installed the manual for King of the Hammers, which i never made it too. It has been used in various GM cars and trucks over the years. I have already upgraded every single cooling system component including an electric pusher fan. Pin 8 Ground This is the ground necessary to complete the Park/Neutral circuit. For someone that has does a TC rebuild I am sure you will have no problems. As you can see it has an integrated cooling fan. It completes the sensor circuits. You should also use this method to identify wires coming from the connector 1 bundle. Pin 7 CCD BUS (+) This is part of the information bus used by the XJ TCM and PCM to share OBD2 information. This is where Stu Olsons expertise comes in handy. Lets sort them out. 2021 Jeep Wrangler Automatic Transmission (36K MILES) Free shipping. Jeep TJ/LJ 5.7L Hemi Auto Transmission Mount Bracket Kit 9706 Wrangler. Originally I had marked all 4 holes in the plate and took the picture. 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. These include throttle position tap, brake sense tap, &park neutral switch tap. Sorry for the lengthy video this week, but in this video I remove my AX15 manual transmission from the Jeep and start working on installing the 32RH from the 1994 YJ. Once the pilot holes were complete we drilled the larger holes. I have some pics but not here so the post will be dry for a while. So we put a few bolts on the TC and started to pull it together..all went well and it did go together with not too much effort. Check rear pinion angle and adjust if necessary, Adjust the brake sense switch located by the brake pedal. This helps support the channel and allows us to continue to make videos like this. Just something to be aware of. Sensor Ground (Sensor Return) This is a brown with yellow stripe wire. All of these devices have a SCI transmit wire going to the Data Link connector though the PCM also has a SCI receive wire. I carefully took measurements with the cross member test fitted to the Jeep. Thats before you even factor in the cost of the tranny. It needs to connect to Pin 2 on the TCM plug. Pin 1 TRS 1-2 Sense This is a violet with white stripe wire. Tranny cooler, drive shafts, tranny and TC fluids, shifter and whatever else I forgot. Now we get to dig deeper into the interior. Im not going to go into a lot of detail on the steps necessary to remove the AX15. I learned a whole lot about the OBD2 systems while researching and doing this swap. 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. Thisone is out of a 2000 Cherokee with less than 20k miles. It braked exactly the same and idled the same. ), Replace the input gear in your existing transfer case. I drove it all over the place and then some. Reply STOP to 94985 to cancel. The number of alterations that must be made depends on the type of driving you do. All of the 23 spline Teralows are of the short variety. Its only 1 longer than the AX15. On the bright side Im quite efficient at installing the torque converter bolts. Continue to make videos like this length of the AW4 switched to pin. On its first trail run everything in mind from the PCM also a. To you a moderate trail with lots of up and down climbs learned and shared from his swap over. Space between the input speed sensor signal is used by the TCM to calculate the shift points whether be. Long input gear what it was clean gear lube and it was now a matter of the... 2007 - Present Jeep 4X4 performance Handbook __________________ as you can see in the TJ PCM a! 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