Powertrain
generic / SAE
P2A47
Alternative Fuel Tank C Pressure Sensor Range/Performance
The pressure signal of alternative fuel tank C does not match plausibility checks against tank temperature and fill level. Sensor drift.
SystemPowertrain
Typegeneric / SAE
GroupP2
Range / numberA / 47
Possible causes
- Sensor zero drifted high
- Sensor mounting loose - bias offset medium
- Sensor element aged beyond calibration window low
Inspection / repair
- Difficulty: medium
- DIY: shop recommended
- Estimated cost: 150–800 €
- Estimated time: 1–4 h
- Component: alt fuel tank c pressure sensor
- Component: wiring harness
- Component: afcm
- MIL / check engine light
- emissions-relevant
- limp mode possible
Sources
References
sae:J2012