U142C
implausible Data Received From Exhaust Valve 2
U142C is an OBD-II diagnostic trouble code meaning: implausible Data Received From Exhaust Valve 2. Common causes: exhaust valve 2 fault, open or short circuit in valve control circuit. Estimated repair cost: $28–167.
Symptoms
- Check Engine light comes on
- Reduced engine power
- Increased fuel consumption
- Unstable engine idling
- Problems starting the engine
Causes
- Exhaust valve 2 fault
- Open or short circuit in valve control circuit
- Poor contact in valve connectors
- Wiring Harness Problems
- ECU software errors
How to Fix
- Check the condition of exhaust valve 2
- Check valve control circuit integrity
- Inspect connectors and contacts for oxidation or damage
- Check valve resistance (compare with technical specifications)
- If necessary, replace the exhaust valve
Related codes
FAQ
What does the U142C code mean?
U142C is an OBD-II diagnostic trouble code that indicates: implausible Data Received From Exhaust Valve 2
What causes a U142C error code?
The most common causes of U142C include: Exhaust valve 2 fault; Open or short circuit in valve control circuit; Poor contact in valve connectors; Wiring Harness Problems.
How do I fix a U142C diagnostic trouble code?
To fix U142C: Check the condition of exhaust valve 2. Check valve control circuit integrity. Inspect connectors and contacts for oxidation or damage. For a complete diagnosis, use an OBD-II scanner.
Is it safe to drive with U142C?
Yes, but get it checked soon
How much does it cost to fix U142C?
The estimated repair cost for U142C is $28–167. Actual cost depends on your vehicle, location, and labor rates.
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