Q: Reduced engine power
Ok having issues with reduced engine power.. scanner shows codes p0120, p0220, p1516 need help solving before I buy parts
My car has 154869 miles.
My car has an automatic transmission.
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Code P0120 relates to the throttle position sensor and can be caused by the following:
- Sticking throttle return spring
- MAP or TPS connector corrosion
- Misrouted harness causing chafing
- Bad TPS
- Bad PCM
Code P0220 relates to the throttle position sensor switch and can be cased by the following:
- Throttle Position Sensor (TPS) harness is open or shorted
- Throttle Position Sensor (TPS) circuit poor electrical connection
- Faulty Throttle Position Sensor (TPS)
- Fault Electric Throttle Control Actuator (or Throttle Body Motor)
- Accelerator Pedal Position Sensor (APP)
Code 1516 relates to the throttle actuator control module and can be caused by the following:
- Faulty Throttle Actuator Control (TAC) module
- Throttle Actuator Control (TAC) module harness is open or shorted
- Throttle Actuator Control (TAC) module circuit poor electrical connection
- Check Throttle Actuator Control (TAC) module connector for water
- Binding or bent throttle plate-failed throttle body
For this issue I would recommend having a certified expert, such as one from Your Mechanic, come to your home to diagnose these trouble codes firsthand for an accurate repair.
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