Powertrain
generic / SAE
P0C9F
14 Volt Power Module Current Sensor B Circuit High
The ECM detects a high fault on the 14 volt power module current sensor b circuit. Reading cannot be used reliably for control.
SystemPowertrain
Typegeneric / SAE
GroupP0
Range / numberC / 9F
Possible causes
- Signal wire shorted to B+ high
- Open sensor medium
- Connector pins corroded - high contact resistance low
Inspection / repair
- Difficulty: medium
- DIY: shop recommended
- Estimated cost: 200–1200 €
- Estimated time: 1–4 h
- Component: pm14v current sensor b
- Component: wiring harness
- Component: dcdc converter
- MIL / check engine light
- limp mode possible
Sources
References
sae:J2012