OBD Guide

C05F1

Rear Drive Shaft Speed Sensor Circuit High

Severity
⚠️ Medium
Can you drive?
Limited driving only, diagnose soon
Approx. repair cost
$56–167 (est.)

Symptoms

  • Check Engine light comes on
  • Incorrect ABS operation
  • Problems with the stabilization system
  • Unusual noises from the rear of the car

Causes

  • Rear propeller shaft speed sensor malfunction
  • Open or short circuit in wiring
  • Poor contact or corrosion in connectors
  • Circuit Grounding Problems
  • ECU malfunction

How to Fix

  1. Check the integrity of the sensor wiring and connectors
  2. Measure the sensor resistance (compare with manufacturer’s standards)
  3. Check circuit grounding
  4. Replace rear propeller shaft speed sensor if necessary
  5. Scan the system for other errors

Related codes

Error C05F1 by Vehicle Brand