P038C
Generic code
Free on OBD DashX
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See which problems come with P038C, how often it shows up in other vehicles, and how to fix it — step by step.
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What P038C means
- Ignition I Control Signal Circuit High
Possible symptoms
- Check the ignition coil for any signs of damage or malfunction.
- Test the ignition control module to ensure it is functioning properly.
- Inspect and clean the spark plugs, ensuring they are in good condition.
- Verify the wiring and connections in the ignition system for any faults or loose connections.
- Consider replacing the engine control module if all other possibilities have been ruled out.
Possible causes
- Faulty ignition coil or ignition control module
- Damaged or loose wiring in the ignition system
- Faulty ignition switch or key
- Problem with the engine control unit (ECU) or powertrain control module (PCM)
- Issues with the crankshaft position sensor or camshaft position sensor
Possible solutions
- Engine misfires or stutters
- Decreased fuel efficiency
- Difficulty starting the vehicle
- Vehicle stalls or shuts off unexpectedly
- Illumination of the check engine light
Free on OBD DashX
P038C on OBD DashX
Real-world causes, how often this code shows up, and the fix — step by step.
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