What this code means

The brake fluid level sensor confirms fluid is below the minimum acceptable level.

Symptoms

• Brake warning light on
• Low fluid warning on dash
• ABS may be disabled
• Brake pedal lower than normal

Common causes

• Worn brake pads consuming fluid in calipers
• Brake fluid leak at caliper or hose
• Master cylinder internal leak
• Wheel cylinder leak on drum brakes

Diagnostic steps

1. Check brake fluid level visually
2. Inspect all four wheels for brake fluid leaks
3. Check all brake hoses and lines
4. Inspect master cylinder for leaks
5. Measure brake pad thickness

Repair notes

Find and repair the leak source. Fill fluid and bleed system. Do not just add fluid without finding the cause.

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