P0293moderate severityPowertrain
Cylinder 11 Injector Circuit/Open
on 2009 Audi A8 4.2L V8 · AWD
What this code means
The PCM detected an electrical fault in the fuel injector circuit for cylinder 11. This typically means an open circuit or failed injector.
Symptoms
- Engine misfire
- Rough running
- Loss of power
Common causes
- Faulty fuel injector
- Open injector wiring
- Corroded connector
- Failed PCM injector driver
Diagnostic steps
- Scan for related codes
- Inspect injector connector and wiring
- Measure injector resistance
- Test driver signal
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