U042B
Invalid Data Received From Chassis Control Module A
U042B is an OBD-II diagnostic trouble code meaning: Invalid Data Received From Chassis Control Module A. Common causes: chassis control module malfunction, problems with wiring or connectors. Estimated repair cost: $56–278.
Symptoms
- Check Engine Light Is On
- Incorrect operation of ABS/ESP systems
- Disabling some suspension features
- Errors in other vehicle systems
Causes
- Chassis control module malfunction
- Problems with wiring or connectors
- Short circuit in the circuit
- Module software error
- Module power problems
How to Fix
- Check error codes on other systems
- Diagnose the chassis control module
- Check the integrity of wiring and connectors
- Update module software
- If necessary, replace the control module
Related codes
Error U042B by Vehicle Brand
FAQ
What does the U042B code mean?
U042B is an OBD-II diagnostic trouble code that indicates: Invalid Data Received From Chassis Control Module A
What causes a U042B error code?
The most common causes of U042B include: Chassis control module malfunction; Problems with wiring or connectors; Short circuit in the circuit; Module software error.
How do I fix a U042B diagnostic trouble code?
To fix U042B: Check error codes on other systems. Diagnose the chassis control module. Check the integrity of wiring and connectors. For a complete diagnosis, use an OBD-II scanner.
Is it safe to drive with U042B?
Do not drive — repair immediately
How much does it cost to fix U042B?
The estimated repair cost for U042B is $56–278. Actual cost depends on your vehicle, location, and labor rates.
See also: Russian version · NationStat