OBD Guide

P08B8

Clutch Pedal Position Sensor B Circuit Intermittent/Erratic

P08B8 is an OBD-II diagnostic trouble code meaning: Clutch Pedal Position Sensor B Circuit Intermittent/Erratic. Common causes: clutch pedal position sensor b malfunction, open or short circuit in the sensor circuit. Estimated repair cost: $17–56.

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

FAQ

What does the P08B8 code mean?

P08B8 is an OBD-II diagnostic trouble code that indicates: Clutch Pedal Position Sensor B Circuit Intermittent/Erratic

What causes a P08B8 error code?

The most common causes of P08B8 include: Clutch pedal position sensor B malfunction; Open or short circuit in the sensor circuit; Poor contact in sensor connectors; Wiring harness damage.

How do I fix a P08B8 diagnostic trouble code?

To fix P08B8: Check the condition of the clutch pedal position sensor B. Check the integrity of the sensor circuit and the quality of connections. Check wiring harness for damage. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with P08B8?

Limited driving only, diagnose soon

How much does it cost to fix P08B8?

The estimated repair cost for P08B8 is $17–56. Actual cost depends on your vehicle, location, and labor rates.

See also: Russian version · NationStat