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Code
C0040
Brakes / ABS

حساس سرعة العجلة الأمامية اليمنى

وحدة ABS لا تتلقى إشارة صالحة من العجلة الأمامية اليمنى.

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Most likely causes

  1. حساس تالف
  2. سلك تالف

Symptoms you may notice

  • ABS/ESP warning light
  • ABS may not work

Checks to run

  1. Measure sensor resistance and signal
  2. Inspect wiring and tone ring

Tools you may need

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

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