Right Front Wheel Speed Sensor Erratic Signal
The C0044 code means the vehicle's onboard diagnostic system has detected: Right Front Wheel Speed Sensor Erratic Signal. This is a moderate severity code.
- Keep driving?
- Short distances only
- DIY difficulty
- moderate
- Estimated cost
- $100 - $400 (parts and labor)
Basic scanners cannot read ABS codes. BlueDriver reads all systems including ABS, SRS, and transmission through your phone.
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Basic scanners cannot read ABS codes. This one reads all four systems so you know exactly which sensor failed.
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Common Symptoms
- ABS warning light on
- Random traction control activation
- Speedometer fluctuates
- ABS engages during normal braking
Probable Causes (Ranked by Likelihood)
- Damaged right front tone ring Very High
- Metallic debris on sensor tip High
- Excessive wheel bearing play Moderate
- Failing wheel speed sensor Low
Step-by-Step Diagnostic Procedure
-
Clean right front sensor tip of debris
-
Check tone ring teeth for damage
-
Inspect right front wheel bearing for play
-
Monitor sensor waveform with scan tool
Frequently Asked Questions
What does code C0044 mean?
C0044 indicates a problem with the right front wheel speed sensor circuit causing erratic signal output.
Can I drive with code C0044?
You can drive short distances, but ABS and traction control will be disabled. Avoid slippery roads.
How much does it cost to fix C0044?
Wheel speed sensor repairs typically cost $100 to $400 including parts and labor.
Sources
This page is built from documented references. Verify against your own service info before repair work.
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