jeep tj automatic transmission swap

Advance Adapters AX5 to AX15 Transmission Retrofit Kit. 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. When you release the brake pedal the rpm will drop back down. The X spline is longer than the S spline. (I do not recommend connecting the CCD bus or SCI transmit wires. *Please see product pages for any exceptions. Its completely computer controlled and varies the shifting according to input from the TPS and speed sensors. The choice ended up being between the TJ 3 speed and the XJ 4 speed AW4. So the TCM knows the engine RPM, and of course the output RPMs. It gets the other info it needs from the wires left connected to the TJ harness. The number of alterations that must be made depends on the type of driving you do. You should also use this method to identify wires coming from the connector 1 bundle. If you have a 2018, confirm that you have a JL or JK. 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 . This tells the TCU that the transmission is in reverse. Free 2-3 Day Delivery on most items, see Product Page for details. That completes the temporary wiring portion of the swap. You may find that the pedal does not contact the switch when the install is done causing the brake lights to stay lit. It braked exactly the same and idled the same. 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. It needs to connect to Pin 5 on the black 8 way plug. It did not, of course, so we sent the input gear off to get it machined. Please be very careful when doing this part. Pin 3 Fused Ignition Switch Output (Run-Start) This is a white wire. This went pretty well with no issues. I recommend that you look this up. 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. Here in Arizona cooling a big problem in the summer months. Reply HELP to 94985 for help. Privacy Policy Pin 17 Throttle Position Sensor Signal This is an orange with dark blue stripe wire. This will save you a lot of trouble. I was fortunate to own an OBD2 scanner. 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. Rather than tear apart the power distribution center I chose to run this straight to the battery positive terminal. This includes the transfer case and transmission breather lines. These include throttle position tap, brake sense tap, &park neutral switch tap. As you can see in the picture below I learned this hard way. This section will be the most detailed part of my write-up. Its purpose is to apply 12 volts to pin 22 on the TCM telling the TCM that the shifter is in the OD range. . Brake switch sense This is a white with pink striped wire. Be safe! Radiator Cap: Included. (Also known as TRS T42 sense). Lets take a close look at what each pin does and where it needs to go. 1990.5-1996, the AW4 switched to a 23 spline output shaft and a 0.75:1 OD ratio. Here is a picture of it sitting on the cross member. When we pull sensor signals off the TJ harness we need to send to signal ground back to the TJ PCM sensor return. The Turbo 350, aka TH350, automatic transmission is a stout 3 speed automatic transmission. Traffic speed is varying between .5 and 85 MPH. Spline/Slip Yoke Differences. It receives its signal from the Transmission Range Sensor. Fit Vehicle. It just was not making sense. This will tie into the wire bundle coming out of the TJ PCM on connector 1 pin A6. 2009 Jeep Wrangler V8 Conversion. So now I thought I had not ground enough..so we started grinding. Pin 2 TRS 3 Sense This is a violet wire. It's an easy swap to do. Sensor Ground (Sensor Return) This is a brown with yellow stripe wire. On the TJ, the backup switch for the AX-15, there was a jumper that was removed that went to the backup switch. Pin 9 TRS T3 Sense (TRS 3 Sense) This is a violet wire. We decided to do the wiring in the morning of the second day. 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. You may chose to have a manual or thermostatically controlled switch. Im assuming you already routed and tied up the harnesses above the transmission and transfer case. If you are interested in doing this I would recommend reading them both MANY times. I swapped my '97 TJ's 5-speed out for the 3-speed 32RH automatic last year and for the rock crawling I enjoy, it made nearly as much of an improvement on those 5 and 5+ rated trails as my front and rear lockers did. There was some good music on the stereo in my garage that night and I kind of got on a roll , (If you need to remove the T handle from the shifter press the button in and give it a good yank. It was very perplexingso I found this, http://www.novak-adapt.com/knowledge/np231.htm. We started the install of the tranny cooler but it was running late so we decided to finish up the next day. In Arizona I just dont have the luxury to put any more load on the cooling system. Get the best deals on Complete Auto Transmissions for Jeep TJ when you shop the largest online selection at eBay.com. If the transmission computer diesyou can unplug the TCM and manually go through the gears to get home. So now we know what each connector is for and where the wires need to go. You can see the auto pedal that we are going to install. Well, well, well, now we were just a few tenths away and now we were afraid that the shaft would not go far enough in to have the seal go all the way around the shaft. Pin 7 Output Speed Sensor Signal This is a light green with white stripe wire. It might be the 1 MML I have but it clears my skid pretty well actually so we decided we did not need to do that. The direct bolt-in unit has a 15-inch Black Magic electric fan that flows 3,000 cfm through the aluminum double-row core's 1-inch tubes, more than doubling the stock Jeep radiator's cooling. Lets start out with the basics. Stick with the 5 speed cheaper and readily available. Free shipping on many items | Browse your favorite brands . Well worth it in my opinion. As if the former AX-15 was in reverse, bypassing the old switch. It gets RPM info from the tach, and output speed info from the speedometer and its happy like before the swap. This was actually REALLY easyit was one of the things I was really worried about. Pin 1 Input Speed Sensor Signal This is a red with black stripe wire. As you can see it has an integrated cooling fan. ), (Check the lengths carefully, you probably need to have the rear shortened and the front lengthened), (If it will only start in Park and Neutral then skip this step), P0705 (Transmission Range Sensor Malfunction PRNDL). Just the manual shift boot. Run the wiring for the shift indicator light bulb out the back of the console. There is a quick fix that has worked for may using a. 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. The manual one has a round hole in it, the auto one has a rectangular hole. Thats before you even factor in the cost of the tranny. I had nowhere to go but I didnt care. This should provide power for the backup lights, switched by the transmission range sensor. 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. It completes the output speed sensor circuit. I found an XJ at a local dealer and pretended that I was interested so I could take it for a spin. This sounds like a good solution for the desert. The bottom picture shows the short 23 spline input gear inserted into the AW4. This is basically how the Cherokee is wired up. Here Stu is leaning against the Jeep after I successfully fired up the TJ and backed it out of the garage. a transfer case from a 89 Jeep Cherokee from a 6 cyl and automatic. I had done a thorough inspection a few days prior so I knew this wasnt good. This is where they will connect to the harness you have been making. 4) The Cherokee AW4. Here you can see the steel fitting that is welded to the pan. I did not take as many pics of this part of the install. Ownership does not affect chances of winning. We need to connect pin 23 on the TCM plug to this wire. The basic main parts are all that I can provide since there are a lot of hardware pieces (bolts) to make the conversion to the 32RH happen. He has a nice write up that you will also want to checkout: His write up is very informative. Connecting the OBD2 CCD bus and SCI transmit wires will cause confusion for the TJ PCM. We get it all back together and go again AND it is still hitting. The factory service manual does an excellent job of listing these steps. The key I feel is I have the complete wiring harness for the XJ the tranny came out of..We removed it from the harness without cutting many wires and all the colors matched and were already connected. 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. Muddy Beards 4X4 assumes no liability or responsibility for property damages or injury incurred as a result of any information contained in this video. Consent to receive text messages for these purposes is not a condition of any purchase, service, or sweepstakes entry. I will go into more depth. TH350: The Turbo 350, aka TH350, automatic transmission is a stout 3 speed automatic transmission. For more info on this, see Stus AW-4 swap write-up. 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. 3) An NV4500 would be the easiest swap but it was still a manual. This allows the TCM to know when the brakes are being applied. The input speed sensor signal is used by the TCM so that it knows how many RPMs there are coming into the transmission. Originally I had marked all 4 holes in the plate and took the picture. 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. 249J with a 272 ratio. Buy a clocking ring. I have a small Sears drill press and the material we are drilling is aluminum. Including: I found that neither of the TJ or the XJ tranny mount brackets would work. I will go into more detail on this later in the write up. Its purpose is to apply 12 volts to pin 22 on the TCM telling the TCM that the shifter is in the OD range. Advance Adapters Install Kit for NV4500 Transmissions (23-Spline Peugeot Replacement) Ships from 3rd Party. With the long input gear you cant even bolt the transfer case up to the AW4. Got the input shaft back at noon the next day. (Dont ask how I know this!) 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. It was either swap or live with the manual. Then the brass fittings from the temperature sensor screw into the pan. above method. At the least I might weld the clutch to the brake pedal. All of the hard work has paid off. I know that Jeep changed auto transmissions later in the TJ years, but I dont know anything about it. In most climates this is probably ok. Here is a picture of the broken bushing and bearing before I removed the pieces from the crank. You will only need to identify the brake switch sense wire. It was either an NV4500 or an automatic. This is how I did mine. Pick your location wisely since clearance is tight. 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)? If you can't get your Jeep Wrangler TJ shifter out of park, there is a possibility that the cheap plastic rod inside your shift is broken. For full shipping details please view ourShipping Policy, Not sure if you have a JL or JK? Be sure to get hoses that are labeled for use as transmission cooling line. This site uses cookies to provide you with the best experience possible. I have worked through this issue and have found that the transmission works fine without this. When you are done it should look like this with the headlights on: This swap will require you to change the input gear on your transfer case. I recommend that you waterproof the other connector that is left hanging under the Jeep. This is definitely the part that turns most people off from this They are below. There is an interesting difference between how the transfer case mounts on the TJ vs. XJ. The TCM uses the signal from the throttle position sensor to help it calculate shift points. This will tie into the wire bundle coming out of the TJ PCM on connector 3 pin C24. The Data Link Connector is where we plug the scanner in and it connects to the CCD bus and the SCI connectors. Its really up to you. I have never received a response back from them. 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 . These precautions can keep the Jeep 32RH automatic transmission alive. Please see the table below for a breakdown on the cost of the swap. 1997, the AW4 is exactly the same as the 1990.5-1996 units, except the electrical connector for the wiring harness changed. If you dont remove all of them you will find yourself cursing at the point you try to free the tranny from the engine. So the TCM has everything it needs to make its decisions about shifting and controlling the lockup solenoid. This plug is pretty straight forward. 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. I have used Extreme Terrain for 5 items so far. There are dozens of different parts that can be replaced or upgraded in your TJ. Mount an auxiliary cooler in front of the radiator. They will fit over the alignment pins. We chose the third option. Pin 23 Brake Switch Sense This is a white with pink stripe wire. Id like to give a BIG thank you to all of those that helped make this swap happen. The ATF starvation issue turned up in 1997 with the very first use of this transmission in a Jeep TJ Wrangler. Does the transmission range selector (gray 8 way plug) have a good ground? And here is the finished product. 4L61-23 Adapter Kit. Everything is going really well so far. I recommend that you get your hands on the factory service manual for your TJ and the donor XJ that the transmission came from. There are two sets of holes in the crossmember. We need to connect Pin 3 on the gray 8 way plug and Pin 26 on the TCM plug to this wire. 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. It needs to connect to Pin 1 on the gray 8 way plug. (Using the XJ shift indicator is optional. It is a TJ with an auto and works great the way it is set up. Have you adjusted the Park/Neutral Switch? All of that would have to be swapped out. I read over (scanned) the write up again but did not find it. This helps support the channel and allows us to continue to make videos like this. Both 4.03 and 6.32 First. Read more on this later in the article.). Then clip the end of the cable to the selector. Cost for swap $700-800. Fred Wilson Fred is from Tucson, AZ. ***NOTE***: If you have a TeraLow 4:1, you will still most likely have to remove a small amount from the input shaft. This will add 1/2 to the driveline length and costs $125-190. I crawled under my Jeep and noticed oil on the cross member. We are now up to the final steps of the swap. 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. Lets sort them out. (I misplaced the picture that I took.). (We dont actually tie into any wires that run from connector 2. You can see where the wires come through the firewall and then plug into the TCM. It was no longer available behind the 2.5L engine. You need a little space between the input gear what it was bottoming out on (most likely the rear speed sensor). I also subscribed to www.alldatadiy.com for a year. I installed the original TRS and once again reconnected the battery and shifted through the gears watching voltage being applied to the correct pins on the TCM plug. It needs to connect to Pin 4 on the TCM plug. Mobile Site. The solenoids are used by the TCM to shift the transmission. Now we dig into the connector that plugs directly into the Transmission Control Module. Down the page, it pretty much states that the difference between a long and short shaft is .9. If you do not have time, money or mechanical abilities. We have seven wires coming from the TRS. My local driveshaft shop, Dicks Driveshaft, built me a new CV rear shaft and lengthened my front CV shaft. Here are the measurements from the snap ring after the input shaft was removed. How sweet it is! Use the 5/8 countersink bit on the holes looking from the top of the plate to countersink the bolts. mrblaine Crew Member Supporting Member Joined Nov 20, 2015 Messages 24,826 Location Quail Valley, CA Jan 18, 2019 #7 Installing the short 23 spline input solves that problem. You will need to drill 2 small ones for the bolts and 1 larger one for the heim fitting. Check rear pinion angle and adjust if necessary, Adjust the brake sense switch located by the brake pedal. Dana 35 4.88 Ring and Pinion: Automatic Transmission Assemblies - Amazon.com FREE DELIVERY possible on eligible . Take note that you will need to adjust the shifter cable per the FSM when the swap is done. Sent the shaft off to get it cut down (this was the reason for one over night) and started on installing the tranny. The rest of wires can be tapped into circuits found under the dash. Here is the temporary state that the TCM is suspended in. All of these devices have a SCI transmit wire going to the Data Link connector though the PCM also has a SCI receive wire. Sitemap Otherwise, it remained exactly the same. I drilled 2 holes not quite as big as the bushing is wide into the bushing. Just something to be aware of. Pin 3 Output Speed Sensor Ground This is a dark blue with black stripe wire. When hooking the CCD bus and SCI transmit wires up you will always get code 0705. On a Wrangler there is a 13 degree rotation. It was now a matter of soldering in some wires to create the harness. May chose to run this straight to the Data Link connector is for and where wires! Off the TJ PCM on connector 3 pin C24 auto Transmissions for Jeep TJ when you release the brake tap... That is left hanging under the Jeep 32RH automatic transmission number of alterations must! Shifter is in reverse to run this straight to the TJ, the switched... Orange with dark blue with black stripe wire and tied up the next day this video the point try. 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