What this code means

The front brake pad wear sensor circuit indicates a fault or that pads have reached minimum thickness.

Symptoms

• Brake pad warning light
• Service brakes message on dash
• Grinding noise from front brakes

Common causes

• Front brake pads worn to minimum
• Wear sensor wire broken or chafed
• Sensor connector disconnected during service
• Sensor embedded in pad consumed by wear

Diagnostic steps

1. Check front brake pad thickness visually
2. Inspect wear sensor wire for damage
3. Check sensor connector
4. Measure pad thickness with calipers
5. Compare both front pad sets

Repair notes

Replace front brake pads and wear sensors. Sensors are typically one-time use.

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