OBD-II code · Powertrain (generic, extended)
P211F Throttle Actuator B Control Module Performance
The throttle control module on the B path reports general performance issues — internal fault, communication mismatch, or calibration drift.
Is it safe to drive with P211F?
Usually safe for short trips, but don’t ignore it: the underlying fault can get more expensive over time.
Common causes
- Most likelyInternal module fault
- Less likelyModule software outdated, reflash may resolve
- Less likelySupply voltage outside specification
Symptoms
- Check engine light on
- Reduced throttle response, possible limp mode
- Hesitation or surging
- Idle too high or too low
Repair at a glance
- Difficulty
- Hard
- DIY friendly
- Best left to a mechanic
- Typical labour
- 1.5–4 h
- Emissions test
- Likely to fail
- Parts involved
- Throttle Control Module
Related codes
- P211EThrottle Actuator B Control Module Processor
- P211CThrottle Actuator B Control Motor Current Range/Performance
- P211DThrottle Actuator B Control Throttle Body Range/Performance
- P2120Throttle/Pedal Position Sensor "C" Circuit
- P2121Throttle/Pedal Position Sensor "C" Range/Performance
- P2122Throttle/Pedal Position Sensor "D" Circuit Low
Code data: OBDex open dataset (CC0). Labour times are typical ranges, not a quote.