Powertrain
generic / SAE
P2A69
Alternative Fuel Rail Pressure Regulator Pressure Sensor Circuit
The AFCM detects a generic fault on the pressure sensor at the inlet of the alternative fuel rail pressure regulator. Regulator inlet pressure cannot be monitored reliably.
SystemPowertrain
Typegeneric / SAE
GroupP2
Range / numberA / 69
Possible causes
- Pressure sensor failed high
- Wiring or connector fault medium
Inspection / repair
- Difficulty: hard
- DIY: shop recommended
- Estimated cost: 200–1500 €
- Estimated time: 1–6 h
- Component: alt fuel rail pressure regulator
- Component: alt fuel pump
- Component: afcm
- MIL / check engine light
- emissions-relevant
- limp mode possible
Sources
References
sae:J2012