OBD-II code · Powertrain (generic, extended)
P2A41 Alternative Fuel Tank B Pressure Sensor Circuit
The AFCM detects a generic fault on the pressure sensor of alternative fuel tank B. Tank pressure cannot be monitored reliably.
Is it safe to drive with P2A41?
The car may go into limp mode (reduced power). Get it diagnosed before a long trip.
Common causes
- Most likelyPressure sensor failed
- PossibleWiring or connector fault
Repair at a glance
- Difficulty
- Medium
- DIY friendly
- Best left to a mechanic
- Typical labour
- 1–4 h
- Emissions test
- Likely to fail
- Parts involved
- Alt Fuel Tank B Pressure Sensor, Wiring Harness, Afcm
Related codes
- P019EAlternative Fuel Tank A Pressure Sensor Circuit
- P2A46Alternative Fuel Tank C Pressure Sensor Circuit
- P2A3EAlternative Fuel Delivery Error
- P2A3FExcessive Time to Enter Alternative Fuel Control
- P2A40Alternative Fuel System - Injector Leakage to Rail Detected
- P2A42Alternative Fuel Tank B Pressure Sensor Range/Performance
- P2A43Alternative Fuel Tank B Pressure Sensor Circuit Low
- P2A44Alternative Fuel Tank B Pressure Sensor Circuit High
Code data: OBDex open dataset (CC0). Labour times are typical ranges, not a quote.