P02C6
Cylinder 12 - Fuel Trim at Max Limit
Severity
⚠️ MediumCan you drive?
Limited driving only, diagnose soon
Approx. repair cost
$56–167 (est.)
Symptoms
- Unstable engine operation
- Increased fuel consumption
- Reduced engine power
- Check Engine Light Illuminates
Causes
- Malfunction of the fuel injector of cylinder 12
- Air leak in intake manifold
- Dirty or faulty oxygen sensor
- Problems with the fuel injection system
- Malfunction of the mass air flow sensor (MAF)
How to Fix
- Check the fuel injector of cylinder 12 for contamination or malfunction.
- Inspect the intake manifold for air leaks
- Check the oxygen sensors and mass air flow sensor for correct operation
- Test the fuel injection system
- If necessary, replace faulty components
Related codes
Error P02C6 by Vehicle Brand
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