What causes P1280 on a Honda?

Accelerator pedal position (APP) sensor 2 out of range Break or short in the APP sensor 2 wiring Corroded pins at the pedal connector

How do I fix P1280 on a Honda?

Confirm the code and compare sensor 2 to sensor 1 Graph APP sensor 2 through the full pedal sweep Inspect the pedal connector for corrosion and moisture Measure the APP sensor 2 circuit for an open or short Replace the APP sensor if it tests out of spec Clear the code and retest

P1280 The powertrain control module saw a fault in accelerator pedal position sensor 2 circuit

Q: What does P1280 mean on a Honda?

P1280. The powertrain control module saw a fault in accelerator pedal position sensor 2 circuit. The pedal position may read wrong and the car can enter reduced power.. Applies to Honda and Acura models that use this code.

Category: Powertrain - Computer and Auxiliary Controls
Severity: Check Engine Light
Applies to: Honda and Acura models that use this code

What does P1280 mean on a Honda?

P1280. The powertrain control module saw a fault in accelerator pedal position sensor 2 circuit. The pedal position may read wrong and the car can enter reduced power.. This Honda-enhanced code applies to Honda and Acura models that use this code.

Common causes of P1280

Accelerator pedal position (APP) sensor 2 out of range
Break or short in the APP sensor 2 wiring
Corroded pins at the pedal connector

How to fix P1280

Confirm the code and compare sensor 2 to sensor 1
Graph APP sensor 2 through the full pedal sweep
Inspect the pedal connector for corrosion and moisture
Measure the APP sensor 2 circuit for an open or short
Replace the APP sensor if it tests out of spec
Clear the code and retest

Sources and review

Based on one independent source.
Last updated 2026-10-10.