U0136
Lost Communication With Differential Control Module - Rear
U0136 is an OBD-II diagnostic trouble code meaning: Lost Communication With Differential Control Module - Rear. Common causes: open or short circuit in wiring harness, poor contact in differential module connectors. Estimated repair cost: $56–278.
Symptoms
- The Check Engine light comes on
- Loss of rear differential control functions
- Disabling the stabilization system (ESP)
- Unusual car behavior when turning
- Error message on the dashboard
Causes
- Open or short circuit in wiring harness
- Poor contact in differential module connectors
- Malfunction of the rear differential control module
- Problems with module power or grounding
- Software error in the ECU
How to Fix
- Check the integrity of the wiring harness to the differential module
- Inspect and clean connector contacts
- Check the supply voltage and ground on the module
- Scan the differential module for additional errors
- If necessary, replace the rear differential control module
Related codes
Error U0136 by Vehicle Brand
FAQ
What does the U0136 code mean?
U0136 is an OBD-II diagnostic trouble code that indicates: Lost Communication With Differential Control Module - Rear
What causes a U0136 error code?
The most common causes of U0136 include: Open or short circuit in wiring harness; Poor contact in differential module connectors; Malfunction of the rear differential control module; Problems with module power or grounding.
How do I fix a U0136 diagnostic trouble code?
To fix U0136: Check the integrity of the wiring harness to the differential module. Inspect and clean connector contacts. Check the supply voltage and ground on the module. For a complete diagnosis, use an OBD-II scanner.
Is it safe to drive with U0136?
Limited driving only, diagnose soon
How much does it cost to fix U0136?
The estimated repair cost for U0136 is $56–278. Actual cost depends on your vehicle, location, and labor rates.
See also: Russian version · NationStat