P1726
Electric Throttle Control System
Severity
⚠️ MediumCan you drive?
Limited driving only, diagnose soon
Approx. repair cost
$33–167 (est.)
Symptoms
- Unstable engine idling
- Dips when pressing the gas pedal
- Check Engine Light Illuminates
- Reduced engine power
- Activating emergency engine operation
Causes
- Malfunction of throttle position sensors
- Problems with the throttle motor
- Open or short circuit in control circuit
- Contamination or mechanical damage to the throttle valve
- Problems with the engine control unit
How to Fix
- Check the condition of the throttle valve and clean if necessary
- Check the integrity of the wiring harness and connectors
- Check the operation of the throttle position sensors
- Check the throttle motor
- Perform throttle valve adaptation after repair