Or a tire that is more worn than the other, in particular with erratic operation as you are posting. The one I replace was on the passenger side. Do Not remove the circl … ip but instead find a tool that will grab the 4mm Allen wrench type end and simply turn it. Only to find out that my Check engine light came back on after I replaced the sensor. If you have voltage here, but did not in part 6a you must verify continuity between the module and 4x4 switch — refer to step 3. I really thought that this would fix it. Connect a test lead between terminal number 5 grey wire and ground.
If it does, then try another scan tool. Maybe it's because of the aluminum fins that protrude from it. Other than that just wish me luck. If all the fuses are good, the next step is to run the 4x4 module self diagnostic. I did fix one of these problems, again as Nickd said, with bad pin connections. Check to make sure all fuses for the system are good.
And if so what one would it be? The best advice here is to test drive the vehicle after the powertrain control module has been installed. If any of these tests fail, you will have to check the wires from the module to the back of the switch for continuity. Sounded easy enough, appears to be two bolts and a wiring harness. It doesn't affect the braking at all. To verify issue 2: a. So of course I pulled it and have one coming from a salvage place close to me. You must remove the molding to get to it.
This is what a front wheel sensor looks like. It has 4x4 sticker on it. See product for application and installation details. I would appreciate your imput on this problem. My 4x4 quit working this winter, I checked the motor it is ok. This ensures that the module is grounding the other side of the motor, allowing for current to flow through the motor.
From Haynes Repair Manual 36071: All Ranger 2. All sensors where sound, and unit when tried on another truck gave the same code. On the 6 cylinder engine, it's located near the front of the intake manifold. Any help would be great. On others, it may be necessary to take the vehicle for a short test drive so the computer can adjust itself.
The first step in diagnosing the system is to establish communication and retrieve trouble codes from the control module. You will ruin that connector or its ability to maintain a solid connection with the other pin. Unfortunately I won't be able to pick up the salvage part I'm getting until Monday. If you have no voltage here, make sure the module has power and ground. Anyone know what might be wrong? There is one on each side of the engine in the exhaust pipe leading from the exhaust header to thecatalytic converter. The fuse under the hood is a 20 amp maxi fuse.
We hope what we share with you can be useful. The speed sensor picks up the rotating speed of the transfer case rear output shaft from two notches that are cut in opposite sides of the outer ring of the clutch housing. If all of the contact plates read the same, each circuit can be tested individually by providing the ground the common fifth wire to that contact plate circuit. The unit would have surely set a body code or a chassis code. I have 4H but no 4L or light for that, and I did the rebuild job I saw on here to the step motor but still just have 4H, any ideas? ~Mark Crazy Transfer case Hey guys, I've been lurking around here for years. The factory security code will be printed on the white label. Try to replace the fuse, and see what happens.
The ohmmeter should indicate a low resistance value less than 50 ohms while the switch is being depressed. That would explain a lot. This image has been uploaded by our team and is in category tags page. Monitor your scan tool data and ground each contact plate wire in succession looking for the scan tool data to change from open or closed. You can buy these at most auto parts stores. If the engine control system is not going into closed loop, chances are the coolant sensor or oxygen sensor may not be working properly.
If anyone has any ideas please send them my way. Most auto-parts stores will read those codes for free, just be sure they can and are looking for brake system codes as well as the basic engine ones. Unplug the gem and check for corrosion. Keywords for 2002 Ford Ranger 4x4 Module Location :. Visit an AutoZone near you and experience the difference of friendly, expert service. Found one in an intermediate connector between the wheel sensor and module.