P0813 - OBD II Trouble Code

Our automotive experts have put together the following information about the P0813 diagnostic trouble code. We've provided the common symptoms that occur when this code is set along with the frequent repairs that address the issues related to the P0813 code.

OBD II Fault Code

• OBD II P0813

OBD-II Code Reverse lights may not operate is defined as a Reverse Output Circuit

The Reverse Input Sensor tells the engine control module (PCM) that the transmission is in reverse. When the PCM detects an incorrect signal from the Reverse Input Sensor, the PCM will set code P0813.

Reverse lights may not operate Symptoms

• Reverse lights may not operate

Common Problems That Trigger the P0813 Code

• Powertrain Control Module (PCM) failure
• Reverse switch failure
• Wiring issue