C0043 moderate

Right Front Wheel Speed Sensor Circuit Intermittent

The C0043 code means the vehicle's onboard diagnostic system has detected: Right Front Wheel Speed Sensor Circuit Intermittent. This is a moderate severity code.

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Keep driving?
Short distances only
DIY difficulty
moderate
Estimated cost
$100 - $400 (parts and labor)
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Common Symptoms

  • ABS warning light comes and goes
  • Intermittent traction control fault
  • Occasional speedometer flutter
  • ABS codes that clear but return

Probable Causes (Ranked by Likelihood)

  • Loose right front sensor connector Very High
  • Chafed right front sensor wiring High
  • Temperature-sensitive sensor crack Moderate
  • Partially damaged tone ring Low

Step-by-Step Diagnostic Procedure

  1. Wiggle test right front sensor wiring while monitoring live data

  2. Inspect sensor connector for loose pins

  3. Check wiring harness for chafing points

  4. Examine tone ring for partial damage

Frequently Asked Questions

What does code C0043 mean?

C0043 indicates a problem with the right front wheel speed sensor circuit causing intermittent signal.

Can I drive with code C0043?

You can drive short distances, but ABS and traction control will be disabled. Avoid slippery roads.

How much does it cost to fix C0043?

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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