C1931
Air Suspension Front Compressor Relay Circuit Short To Battery
C1931 is an OBD-II diagnostic trouble code meaning: Air Suspension Front Compressor Relay Circuit Short To Battery. Common causes: short circuit in wiring, faulty compressor relay. Estimated repair cost: $56–167.
Symptoms
- Uneven body height
- Air suspension failure
- Constant operation of the compressor
- Suspension fault light is on
Causes
- Short circuit in wiring
- Faulty compressor relay
- Damaged compressor
- Problems with the suspension control unit
How to Fix
- Check relay circuit for short circuit
- Test compressor relay
- Check the performance of the compressor
- Diagnose the suspension control unit
Related codes
FAQ
What does the C1931 code mean?
C1931 is an OBD-II diagnostic trouble code that indicates: Air Suspension Front Compressor Relay Circuit Short To Battery
What causes a C1931 error code?
The most common causes of C1931 include: Short circuit in wiring; Faulty compressor relay; Damaged compressor; Problems with the suspension control unit.
How do I fix a C1931 diagnostic trouble code?
To fix C1931: Check relay circuit for short circuit. Test compressor relay. Check the performance of the compressor. For a complete diagnosis, use an OBD-II scanner.
Is it safe to drive with C1931?
Limited driving only, diagnose soon
How much does it cost to fix C1931?
The estimated repair cost for C1931 is $56–167. Actual cost depends on your vehicle, location, and labor rates.
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