P0363high severityPowertrain
Misfire Detected - Fueling Disabled
on 2017 Audi S5 3.0L Supercharged V6 · AWD
What this code means
The PCM detected a misfire severe enough that fueling to the affected cylinder was shut off to protect the catalytic converter. This indicates an ongoing combustion problem.
Symptoms
- Rough running engine
- Flashing check engine light
- Loss of power
Common causes
- Faulty ignition coil or spark plug
- Failed fuel injector
- Vacuum or intake leak
- Low compression in cylinder
Diagnostic steps
- Retrieve code and identify affected cylinder
- Inspect spark plugs and coils
- Test injector operation
- Perform compression test
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16515
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