P0291moderate severityPowertrain
Cylinder 10 Injector Circuit Low
on 2023 Chevrolet Bolt EUV 65 kWh Single Motor FWD · FWD
What this code means
The PCM detected a low voltage condition in the cylinder 10 injector circuit. This often points to a short to ground or a wiring problem.
Symptoms
- Misfire on cylinder 10
- Rough idle
- Check engine light
Common causes
- Short to ground in injector wiring
- Faulty injector
- Damaged connector
- PCM driver fault
Diagnostic steps
- Retrieve stored codes
- Inspect wiring for short to ground
- Measure injector resistance
- Check PCM driver output
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