P06C9
Cylinder 5 Glow Plug Incorrect
The glow plug on cylinder 5 reports an electrical resistance or response curve that does not match the calibrated plug type. Typical after fitting a wrong replacement plug.
The glow plug on cylinder 5 reports an electrical resistance or response curve that does not match the calibrated plug type. Typical after fitting a wrong replacement plug.
Common causes
- high
Replacement plug of wrong type
One of the most commonly reported causes for this code — check this first.
Typical part cost: $70-280
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First things to check
- 1Confirm the code with a scan tool and check for additional related codes.
- 2Inspect the relevant sensors, wiring, and connectors for damage or corrosion.
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Related codes
See related trouble codes
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Frequently asked questions
What does P06C9 mean?
P06C9 means "Cylinder 5 Glow Plug Incorrect". It is a generic OBD-II code that points to a fault in the computer & auxiliary output controls.
What are the most common causes of P06C9?
replacement plug of wrong type — these are the most commonly reported causes. Verify with a proper diagnosis before replacing parts, or use the Wrenchify app for a vehicle-specific diagnosis.
Can I keep driving with this code?
The vehicle is usually drivable for short distances, but the problem can worsen or affect emissions. Diagnose and repair as soon as practical. Use the Wrenchify app for a full diagnosis specific to your vehicle.
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