P02C9
Cylinder 12 - Injector Leaking
Severity
⚠️ MediumCan you drive?
Limited driving only, diagnose soon
Approx. repair cost
$167–444 (est.)
Symptoms
- Misfires
- Increased fuel consumption
- Unstable engine idling
- Reduced engine power
Causes
- Worn injector seals
- Mechanical damage to the injector
- Nozzle contamination
- Problems with the high pressure fuel system
How to Fix
- Injector diagnostics
- Replacing injector seals
- Cleaning or replacing the nozzle
- Checking the high pressure fuel system
Related codes
Error P02C9 by Vehicle Brand
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