For Chrysler Mopar 30 Spline 8.75 inch Sure-Grip / Power-Lock Posi Unit

  

What is the transfer case control module? The transfer case control module (TCCM) controls the general operation of a four-wheel drive.

Its operation requires processing, executing and verifying the completion of the system operation. Where is the transfer case control module located, and what does it do?

The transfer case control module is located on the driver side dash, on the steering column. For Chrysler Mopar 30 Spline 8.75 inch Sure-Grip / Power-Lock Posi Unit. As I have explained, the TCCM oversees the shifting in the 4WD vehicle system operation. So, how does it do that? The TCCM determines the processing, executing, and verifying the movement using the truck's speed and the transfer case mode. Once the shifting is possible, the TCCM will finish the process by activating the transfer case encoder actuator. It can also switch off the front differential locking motor. And if the shifting is not possible, the selector switch will pop up and blink light for 45 seconds. What are the symptoms of a bad transfer case motor? Difficulty staying in four-wheel drive (4WD). Four-wheel drive (4WD) not engaging or disengaging. Embarrassing Humming, growling, or grinding noise. Puddle buildup under the transfer case. Illuminating four-wheel drive warning light. How do I know if my transfer case control module is bad. Four-wheel drive (4WD) service message: Most times, it's normal for this message to pop up on the driver information centre (DIC). Normally, the maintenance or service message should go away when you turn off the engine and start the vehicle again.

However, the message could indicate a bad TCCM and/or along with a button pack or encoder motor. Engine hesitation after taking off: several factors can cause engine hesitation, and the transfer case control module can be one of them. If you're driving and it hangs back kicking off the engine, it could be an indicator of a transfer case control module. This can happen if TCCM fails and send the wrong signal to the transmission.

You need to replace the transfer case control module to fix the engine hesitation. 4×4 system not working: Have you tried engaging the 4×4 system by shifting the switch panel, and it has no effect? Or every single component on the panel isn't working, and you are wondering if this is a significant repair issue.

If this is the case, you need to carry out a transfer case control module self-test to know whether this component needs replacement. Switch on the ignition and observe the transfer case shift control indicators, you should notice a flash. How to test transfer case shift motor. Remove the transfer case shift motor.

Test the transfer case motor with a test light (Ohm preferably). Test the transfer case motor with a battery back. 8-3/4 - 8.75 -30 Spline inch. 8-3/4 - 8.75 -30 Spline.

Fits 741, 742, & 489 Cases. For Chrysler 8-3/4 - 8.75 -30 Spline. The note there will NOT be read.

The images shown are not the actual item and are for your reference only. OR, you may choose to have a replacement. FEEDBACK IS VERY IMPORTANT TO US. It is impossible to address issues if we do not know about them!

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