Powertrain
generic / SAE
P210B
Throttle Actuator B Control Motor Circuit Range/Performance
Throttle actuator B motor responds electrically but does not move the throttle plate as commanded — typically high-resistance brushes, partial winding fault, or a sticky throttle bore.
SystemPowertrain
Typegeneric / SAE
GroupP2
Range / number1 / 0B
Possible causes
- Motor brushes worn high
- Carbon buildup at throttle plate medium
- Sensor element aged beyond calibration window low
Symptoms
- Check engine light on
- Reduced throttle response, possible limp mode
- Hesitation or surging
- Idle too high or too low
Inspection / repair
- Difficulty: medium
- DIY: possible
- Estimated cost: 80–700 €
- Estimated time: 0.5–3 h
- Component: throttle actuator b
- Component: throttle motor b
- MIL / check engine light
- emissions-relevant
Sources
References
sae:J2012