P1510
Throttle Control System Performance
Severity
⚠️ MediumCan you drive?
Limited driving only, diagnose soon
Approx. repair cost
$17–89 (est.)
Symptoms
- Check Engine light comes on
- Reduced engine power
- Unstable idling
- Dips during acceleration
- The car goes into emergency mode
Causes
- Contamination or mechanical wear of the throttle valve
- Throttle Position Sensor Malfunction
- Problems with wiring or connectors
- Throttle actuator malfunction
- Software error in the engine control unit
How to Fix
- Check the condition of the throttle valve and clean if necessary
- Check the operation of the throttle position sensor
- Inspect electrical wiring and connectors for damage
- Check the functionality of the throttle valve actuator
- If necessary, reflash the engine control unit