P100E
Accelerator Pedal Position Signal Message Counter Incorrect
P100E is an OBD-II diagnostic trouble code meaning: Accelerator Pedal Position Signal Message Counter Incorrect. Common causes: malfunction of the accelerator pedal position sensor, open or short circuit in the sensor circuit. Estimated repair cost: $22–89.
Symptoms
- Irregular engine operation when pressing the gas pedal
- Delayed response to pressing the accelerator pedal
- Floating engine speed
- Check Engine light comes on
- Activating emergency engine operation
Causes
- Malfunction of the accelerator pedal position sensor
- Open or short circuit in the sensor circuit
- Poor contact in sensor connectors
- Problems with the sensor power supply
- ECU software error
How to Fix
- Check the condition of the accelerator pedal position sensor
- Diagnose the power circuit and signal wires of the sensor
- Check connectors and contacts for corrosion and damage
- Replace the pedal position sensor if necessary
- Update the ECU firmware if there are appropriate manufacturer recommendations
Related codes
FAQ
What does the P100E code mean?
P100E is an OBD-II diagnostic trouble code that indicates: Accelerator Pedal Position Signal Message Counter Incorrect
What causes a P100E error code?
The most common causes of P100E include: Malfunction of the accelerator pedal position sensor; Open or short circuit in the sensor circuit; Poor contact in sensor connectors; Problems with the sensor power supply.
How do I fix a P100E diagnostic trouble code?
To fix P100E: Check the condition of the accelerator pedal position sensor. Diagnose the power circuit and signal wires of the sensor. Check connectors and contacts for corrosion and damage. For a complete diagnosis, use an OBD-II scanner.
Is it safe to drive with P100E?
Limited driving only, diagnose soon
How much does it cost to fix P100E?
The estimated repair cost for P100E is $22–89. Actual cost depends on your vehicle, location, and labor rates.
See also: Russian version · NationStat