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Fault Code P0812

Code meaning, symptoms, possible causes, part number, and estimated cost.

P0812

Reverse Input Circuit

Severity: Medium

This code indicates a fault in the reverse input circuit, which provides information to the vehicle's computer that the driver has selected reverse gear. This fault can prevent reverse lights from activating or cause other issues.

Part Details

Part Name

Reverse Switch

Reference P/N (OEM)

N/A

General part number for this fault code — not necessarily for your specific vehicle

Estimated Cost

₪200 - ₪600

Engine Location

Transmission

Symptoms

  • Reverse lights not working
  • Parking sensor issues
  • Difficulty engaging reverse gear
  • Check Engine Light on

Possible Causes

  • 1Faulty reverse switch
  • 2Damaged wiring or loose connector
  • 3Blown fuse
  • 4Damaged Transmission Control Module (TCM)

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