P2126
Throttle/Pedal Position Sensor/Switch E Circuit Range/Performance
P2126 is an OBD-II diagnostic trouble code meaning: Throttle/Pedal Position Sensor/Switch E Circuit Range/Performance. Common causes: gas pedal position sensor malfunction, open or short circuit in the sensor circuit. Estimated repair cost: $17–50.
Symptoms
- Unstable engine operation
- Acceleration problems
- Increased fuel consumption
- Check Engine light comes on
- Switching to emergency engine operation mode
Causes
- Gas pedal position sensor malfunction
- Open or short circuit in the sensor circuit
- Poor contact in the sensor connector
- Problems with the engine ECU
- Corroded or damaged wires
How to Fix
- Check the integrity of the sensor circuit
- Clean sensor connector contacts
- Check sensor resistance
- Replace the gas pedal position sensor if necessary
- Check and update the ECU firmware
Related codes
Error P2126 by Vehicle Brand
FAQ
What does the P2126 code mean?
P2126 is an OBD-II diagnostic trouble code that indicates: Throttle/Pedal Position Sensor/Switch E Circuit Range/Performance
What causes a P2126 error code?
The most common causes of P2126 include: Gas pedal position sensor malfunction; Open or short circuit in the sensor circuit; Poor contact in the sensor connector; Problems with the engine ECU.
How do I fix a P2126 diagnostic trouble code?
To fix P2126: Check the integrity of the sensor circuit. Clean sensor connector contacts. Check sensor resistance. For a complete diagnosis, use an OBD-II scanner.
Is it safe to drive with P2126?
Limited driving only, diagnose soon
How much does it cost to fix P2126?
The estimated repair cost for P2126 is $17–50. Actual cost depends on your vehicle, location, and labor rates.
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