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Code
C0042
Brakes / ABS

Left front wheel speed sensor circuit short

The left front wheel speed sensor circuit is shorted.

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Most likely causes

  1. Faulty sensor
  2. Wiring short
  3. Bad connector

Symptoms you may notice

  • ABS light
  • ABS disabled

Checks to run

  1. Test the sensor
  2. Inspect wiring

Tools you may need

Multimeter
Always diagnose before replacing. Codes share symptoms; confirm the cause with measurements before buying parts.

Related codes in Brakes / ABS

C0035

Left front wheel speed sensor circuit malfunction

 C0040

Right front wheel speed sensor circuit malfunction

 C0045

Left rear wheel speed sensor circuit malfunction

 C0050

Right rear wheel speed sensor circuit malfunction

 C0041

Right front wheel speed sensor range / performance
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