Powertrain
generic / SAE
P28C1
Ion Sense Module Supply Voltage Low
Supply voltage on the ion sense module is below the expected window. Wiring shorted to ground, blown fuse, or upstream regulator fault.
SystemPowertrain
Typegeneric / SAE
GroupP2
Range / number8 / C1
Possible causes
- Module supply fuse blown high
- Supply wire shorted to ground medium
Inspection / repair
- Difficulty: medium
- DIY: shop recommended
- Estimated cost: 100–600 €
- Estimated time: 0.5–3 h
- Component: ion sense module
- Component: wiring harness
- MIL / check engine light
- emissions-relevant
Sources
References
sae:J2012