OBD Guide

C1228

Right Rear Excessive Wheel Speed Variation

C1228 is an OBD-II diagnostic trouble code meaning: Right Rear Excessive Wheel Speed Variation. Common causes: wheel speed sensor malfunction, damaged wheel bearing. 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
  • Uneven braking
  • Vibration when driving
  • Reduced effectiveness of the stabilization system

Causes

  • Wheel speed sensor malfunction
  • Damaged wheel bearing
  • Uneven tire wear
  • Damaged sensor wiring harness
  • Problems with ABS/ESP module

How to Fix

  1. Check tire condition and pressure
  2. Inspect the wheel speed sensor and its wiring harness
  3. Check the wheel bearing for play and noise
  4. Scan the ABS/ESP system for additional errors
  5. Replace faulty components

Related codes

FAQ

What does the C1228 code mean?

C1228 is an OBD-II diagnostic trouble code that indicates: Right Rear Excessive Wheel Speed Variation

What causes a C1228 error code?

The most common causes of C1228 include: Wheel speed sensor malfunction; Damaged wheel bearing; Uneven tire wear; Damaged sensor wiring harness.

How do I fix a C1228 diagnostic trouble code?

To fix C1228: Check tire condition and pressure. Inspect the wheel speed sensor and its wiring harness. Check the wheel bearing for play and noise. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with C1228?

Limited driving only, diagnose soon

How much does it cost to fix C1228?

The estimated repair cost for C1228 is $56–167. Actual cost depends on your vehicle, location, and labor rates.

See also: Russian version · NationStat