P2111
PowertrainElectronic Throttlecritical severityThrottle Actuator Control System Stuck Open
What P2111 Means
The electronic throttle blade is stuck in an open position or not returning to closed.
Symptoms
- High idle
- Engine races
- Check engine light
- Difficult to stop vehicle
Common Causes
- Carbon buildup on throttle bore
- Broken return spring
- Throttle motor failure
- Foreign object in throttle body
Diagnostic Steps
- Visually inspect throttle blade
- Clean throttle body
- Test motor operation
- Check for broken springs
Where to start: Clean throttle body. Replace if spring or motor is damaged. Safety-critical repair.
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