How to fix po502

Question

It's start but doesn't run
Accelerate but not working

Answer 1

Hi there

This code is for the vehicle speed sensor circuit. This could be the result of a faulty speed sensor, or a problem with the wiring from the sensor to the computer.

P0502 CHEVROLET - Vehicle Speed Sensor Circuit Low Input

Read more: https://www.autocodes.com/p0502_chevrolet.html