P1129 – Throttle Control Motor Stuck (Nissan)
Description
The ECM detected a stuck throttle control motor affecting throttle plate movement.
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View Recommended ScannersSymptoms
- Limp mode
- Poor acceleration
- Unstable idle
- Throttle not responding
- Check engine light
Causes
- Stuck throttle motor
- Throttle body carbon buildup
- Wiring issues
- Connector corrosion
Diagnosis
- Inspect throttle body
- Test motor movement
- Check wiring
- Scan live data
Repair
- Clean throttle body
- Replace throttle motor
- Repair wiring
- Clean connectors
