OBD Guide

C065B

Right Front Wheel Speed Sensor BCircuit High

C065B is an OBD-II diagnostic trouble code meaning: Right Front Wheel Speed Sensor BCircuit High. Common causes: short circuit in the sensor circuit, wheel speed sensor malfunction. Estimated repair cost: $56–167.

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

Symptoms

  • ABS/ESP indicator is on
  • Unstable ABS/ESP operation
  • Incorrect speedometer readings

Causes

  • Short circuit in the sensor circuit
  • Wheel speed sensor malfunction
  • Wiring harness damage
  • Problems with sensor connectors
  • Malfunction of the ABS/ESP control unit

How to Fix

  1. Check the integrity of the sensor wiring harness
  2. Check sensor connectors for corrosion or damage.
  3. Measure the resistance of the wheel speed sensor
  4. Check the sensor signal using an oscilloscope
  5. Replace the wheel speed sensor if necessary
  6. Check and, if necessary, replace the ABS/ESP control unit

Related codes

Error C065B by Vehicle Brand

FAQ

What does the C065B code mean?

C065B is an OBD-II diagnostic trouble code that indicates: Right Front Wheel Speed Sensor BCircuit High

What causes a C065B error code?

The most common causes of C065B include: Short circuit in the sensor circuit; Wheel speed sensor malfunction; Wiring harness damage; Problems with sensor connectors.

How do I fix a C065B diagnostic trouble code?

To fix C065B: Check the integrity of the sensor wiring harness. Check sensor connectors for corrosion or damage.. Measure the resistance of the wheel speed sensor. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with C065B?

Limited driving only, diagnose soon

How much does it cost to fix C065B?

The estimated repair cost for C065B is $56–167. Actual cost depends on your vehicle, location, and labor rates.

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