U135D
Lost Communication With Transmission Control Module On Chassis Control Module LIN Bus 2
U135D is an OBD-II diagnostic trouble code meaning: Lost Communication With Transmission Control Module On Chassis Control Module LIN Bus 2. Common causes: open or short circuit in lin circuit, poor contact in tcm or ccm connectors. Estimated repair cost: $17–89.
Symptoms
- Check Engine light comes on
- Unstable gearbox operation
- No gear shift
- Power Loss
- The car goes into emergency mode
Causes
- Open or short circuit in LIN circuit
- Poor contact in TCM or CCM connectors
- Transmission control module malfunction
- Problems with the chassis control module
- Module power supply malfunction
How to Fix
- Check the integrity of the LIN bus wiring
- Inspect and clean the TCM and CCM connector contacts
- Check power and ground of modules
- Scan other modules for communication errors
- Replace the faulty module if necessary
Related codes
FAQ
What does the U135D code mean?
U135D is an OBD-II diagnostic trouble code that indicates: Lost Communication With Transmission Control Module On Chassis Control Module LIN Bus 2
What causes a U135D error code?
The most common causes of U135D include: Open or short circuit in LIN circuit; Poor contact in TCM or CCM connectors; Transmission control module malfunction; Problems with the chassis control module.
How do I fix a U135D diagnostic trouble code?
To fix U135D: Check the integrity of the LIN bus wiring. Inspect and clean the TCM and CCM connector contacts. Check power and ground of modules. For a complete diagnosis, use an OBD-II scanner.
Is it safe to drive with U135D?
Limited driving only, diagnose soon
How much does it cost to fix U135D?
The estimated repair cost for U135D is $17–89. Actual cost depends on your vehicle, location, and labor rates.
See also: Russian version · NationStat