OBD Guide

C1044

Right Rear Tone Wheel Performance

C1044 is an OBD-II diagnostic trouble code meaning: Right Rear Tone Wheel Performance. Common causes: damage or deformation of the tone ring, the tone ring or pickup is dirty. Estimated repair cost: $56–167.

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

Symptoms

  • The ABS/ESP indicator on the dashboard is on
  • ABS activates during normal braking
  • Loss of stability when moving
  • Reduced efficiency of security systems

Causes

  • Damage or deformation of the tone ring
  • The tone ring or pickup is dirty
  • Wheel speed sensor malfunction
  • Problems with the wiring harness (break, corrosion, short circuit)
  • Incorrect gap between pickup and tone ring

How to Fix

  1. Visually inspect the tone ring for damage
  2. Cleaning the tone ring and sensor from dirt
  3. Checking the wheel speed sensor and its connection
  4. Diagnostics of the wiring harness for damage
  5. Adjusting the gap between the pickup and the tone ring
  6. Replacing damaged components (tone ring, pickup, harness)

Related codes

FAQ

What does the C1044 code mean?

C1044 is an OBD-II diagnostic trouble code that indicates: Right Rear Tone Wheel Performance

What causes a C1044 error code?

The most common causes of C1044 include: Damage or deformation of the tone ring; The tone ring or pickup is dirty; Wheel speed sensor malfunction; Problems with the wiring harness (break, corrosion, short circuit).

How do I fix a C1044 diagnostic trouble code?

To fix C1044: Visually inspect the tone ring for damage. Cleaning the tone ring and sensor from dirt. Checking the wheel speed sensor and its connection. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with C1044?

Limited driving only, diagnose soon

How much does it cost to fix C1044?

The estimated repair cost for C1044 is $56–167. Actual cost depends on your vehicle, location, and labor rates.

See also: Russian version · NationStat