OBD Guide

P08B8

Clutch Pedal Position Sensor B Circuit Intermittent/Erratic

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

Symptoms

  • Incorrect clutch operation
  • Gear shifting problems
  • The vehicle goes into emergency mode
  • Check Engine light comes on
  • Unstable engine operation at idle

Causes

  • Clutch pedal position sensor B malfunction
  • Open or short circuit in the sensor circuit
  • Poor contact in sensor connectors
  • Wiring harness damage
  • Problems with the engine control unit

How to Fix

  1. Check the condition of the clutch pedal position sensor B
  2. Check the integrity of the sensor circuit and the quality of connections
  3. Check wiring harness for damage
  4. Replace sensor if necessary
  5. Reset the error code and check if it returns

Related codes

Error P08B8 by Vehicle Brand