P1579
P/N to D/R at High Throttle Angle - Power Reduction Mode Active
Severity
⚠️ MediumCan you drive?
Limited driving only, diagnose soon
Approx. repair cost
$17–56 (est.)
Symptoms
- Reduced engine power
- Slow acceleration
- Automatic engine speed limitation
- Possible jerking when changing gears
- Check Engine light comes on
Causes
- Throttle Position Sensor Malfunction
- Problems with wiring to the throttle position sensor
- Engine ECU malfunction
- Mechanical transmission problems
- Software error in the ECU
How to Fix
- Check and, if necessary, replace the throttle position sensor
- Check the integrity of the wiring to the sensor
- Scan the ECU for other errors
- Check transmission condition
- Update ECU software (if available)