OBD Guide

P081C

Park Input Circuit

Severity
⚠️ Medium
Can you drive?
Limited driving only, diagnose soon
Approx. repair cost
$6–33 (est.)

Symptoms

  • Inability to switch to parking mode
  • Incorrect transmission operation
  • Check Engine Light Is On
  • The car may not start

Causes

  • Open or short circuit in parking circuit
  • Parking switch malfunction
  • Problems with the transmission control module
  • Wiring harness damage
  • Contact corrosion

How to Fix

  1. Check the integrity of the parking circuit
  2. Check the operation of the parking switch
  3. Inspect the wiring harness for damage
  4. Check contacts for corrosion
  5. Replace the parking switch if necessary

Related codes

Error P081C by Vehicle Brand