Engine-Codes - Generic - P0812

P0812 Code - Reverse Input Circuit

- Code Popularity: 17,585 Views
- Repair Importance Level: 3/3
- Repair Difficulty Level: 3/3
Table of contents

|What are the Possible Causes of the Code P0812?

  • Faulty Reverse Input Switch
  • Reverse Input Switch harness is open or shorted
  • Reverse Input Switch circuit poor electrical connection

|How to Fix the P0812 Code?

Start by checking the "Possible Causes" listed above. Visually inspect the related wiring harness and connectors. Check for damaged components and look for broken, bent, pushed out, or corroded connector's pins.

|What is the Cost to Diagnose the Code P0812?

Labor: 1.0

The cost to diagnose the P0812 code is 1.0 hour of labor. The auto repair's diagnosis time and labor rates vary by location, vehicle's make and model, and even your engine type. Most auto repair shops charge between $75 and $150 per hour.

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|What are Code P0812 Possible Symptoms?

  • Engine Light ON (or Service Engine Soon Warning Light)

|What Does the P0812 Code Mean?

The Transmission Control Module (TCM) monitors the Reverse Switch Input signal. The TCM sets the OBDII code when the Reverse Switch Input is not to factory specifications.

P0812 Code - Reverse Input Circuit

|Need more Information on the P0812 Code?

Need more information on how to fix the P0812 code? Get Access to Factory Service Manuals

|Code P0812 Information for Specific Makes

|Need Help with the P0812 Code?

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