OBD Guide

P08AB

Clutch Pedal Position Sensor A Circuit Intermittent/Erratic

Severity
⚠️ Medium
Can you drive?
Limited driving only, diagnose soon
Approx. repair cost
$17–56 (est.)

Symptoms

  • Gear shifting problems
  • Engine won't start
  • Unstable clutch operation
  • Check Engine light comes on
  • Reduced clutch efficiency

Causes

  • Malfunction of the clutch pedal position sensor
  • Damaged or corroded sensor connectors
  • Open or short circuit in the sensor circuit
  • Wiring Harness Problems
  • Engine control unit malfunction

How to Fix

  1. Check the clutch pedal position sensor for damage
  2. Inspect connectors and wires for corrosion or damage.
  3. Check the continuity of the sensor circuit using a multimeter
  4. Replace the clutch pedal position sensor if necessary
  5. Check and, if necessary, update the engine control unit software

Related codes

Error P08AB by Vehicle Brand