P1526
Minimum Throttle Position Not Learned Conditions
Severity
⚠️ MediumCan you drive?
Limited driving only, diagnose soon
Approx. repair cost
$17–89 (est.)
Symptoms
- Unstable idle speed
- Dips when pressing the gas pedal
- Check Engine Light Illuminates
- Reduced engine power
- The car may stall at idle
Causes
- Throttle learning procedure not completed
- Problems with the throttle valve (contamination, mechanical damage)
- Throttle Position Sensor Malfunction
- Problems with wiring to the throttle body
- Computer malfunctions
How to Fix
- Carry out the throttle learning procedure (according to the repair manual)
- Clean the throttle valve from dirt
- Check throttle position sensor
- Check the integrity of wiring and contacts
- If necessary, replace the throttle valve