P1271
Accelerator Pedal Position Sensor 1-2 Correlation
P1271 is an OBD-II diagnostic trouble code meaning: Accelerator Pedal Position Sensor 1-2 Correlation. Common causes: malfunction of the accelerator pedal position sensor, damage to wiring or connectors. Estimated repair cost: $17–56.
Symptoms
- Unstable engine operation
- Delayed response to pressing the gas pedal
- Check Engine Light Is On
- Reduced engine power
- The car goes into emergency mode
Causes
- Malfunction of the accelerator pedal position sensor
- Damage to wiring or connectors
- Short circuit in the sensor circuit
- Grounding problems
- Engine control unit (ECU) malfunction
How to Fix
- Check the condition of the pedal position sensors
- Inspect wiring and connectors for damage
- Check the voltage and resistance of the sensors
- Replace faulty sensor or wiring
- Test the operation of the system after repair
Related codes
Error P1271 by Vehicle Brand
FAQ
What does the P1271 code mean?
P1271 is an OBD-II diagnostic trouble code that indicates: Accelerator Pedal Position Sensor 1-2 Correlation
What causes a P1271 error code?
The most common causes of P1271 include: Malfunction of the accelerator pedal position sensor; Damage to wiring or connectors; Short circuit in the sensor circuit; Grounding problems.
How do I fix a P1271 diagnostic trouble code?
To fix P1271: Check the condition of the pedal position sensors. Inspect wiring and connectors for damage. Check the voltage and resistance of the sensors. For a complete diagnosis, use an OBD-II scanner.
Is it safe to drive with P1271?
Limited driving only, diagnose soon
How much does it cost to fix P1271?
The estimated repair cost for P1271 is $17–56. Actual cost depends on your vehicle, location, and labor rates.
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