P038C
Ignition I Control Signal Circuit High
P038C is an OBD-II diagnostic trouble code meaning: Ignition I Control Signal Circuit High. Common causes: faulty ignition coil, damaged wiring harness. Estimated repair cost: $56–167.
Symptoms
- Misfires
- Reduced engine power
- Increased fuel consumption
- Unstable idling
- Check Engine Light Illuminates
Causes
- Faulty ignition coil
- Damaged wiring harness
- Short circuit in the circuit
- Faulty engine control unit (ECU)
How to Fix
- Check the condition of the ignition coil I
- Inspect the wiring harness for damage
- Check control circuit voltage
- Replace faulty components
- Reset the error and check engine operation
Related codes
Error P038C by Vehicle Brand
FAQ
What does the P038C code mean?
P038C is an OBD-II diagnostic trouble code that indicates: Ignition I Control Signal Circuit High
What causes a P038C error code?
The most common causes of P038C include: Faulty ignition coil; Damaged wiring harness; Short circuit in the circuit; Faulty engine control unit (ECU).
How do I fix a P038C diagnostic trouble code?
To fix P038C: Check the condition of the ignition coil I. Inspect the wiring harness for damage. Check control circuit voltage. For a complete diagnosis, use an OBD-II scanner.
Is it safe to drive with P038C?
Limited driving only, diagnose soon
How much does it cost to fix P038C?
The estimated repair cost for P038C is $56–167. Actual cost depends on your vehicle, location, and labor rates.
See also: Russian version · NationStat