OBD Guide

B0959

Parking Assist Rear Sensor Left Middle Circuit

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

Symptoms

  • Parking assistance system not working
  • False alarms of parking sensors
  • Error message on the dashboard

Causes

  • Open or short circuit in the sensor circuit
  • Damaged parking sensor
  • Wiring Harness Problems
  • Contact corrosion
  • Malfunction of the parking system control unit

How to Fix

  1. Check the integrity of the sensor and its connection
  2. Inspect the wiring harness for damage
  3. Clean contacts from corrosion
  4. Check sensor resistance (must meet specification)
  5. Replace sensor if necessary
  6. Reset the error and check the system operation

Related codes

Error B0959 by Vehicle Brand