C0089high severityChassis
Brake Fluid Level Low
on 2008 Volvo XC70 3.2L I6 · AWD
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
- Check brake fluid level visually
- Inspect all four wheels for brake fluid leaks
- Check all brake hoses and lines
- Inspect master cylinder for leaks
- 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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Other Chassis codes on this vehicle
C0021
LF Wheel Speed Sensor Range/Performance
C0022
RF Wheel Speed Sensor Range/Performance
C0023
LR Wheel Speed Sensor Range/Performance
C0024
RR Wheel Speed Sensor Range/Performance
C0025
LF Wheel Speed Sensor Circuit Intermittent
C0026
RF Wheel Speed Sensor Circuit Intermittent
C0027
LR Wheel Speed Sensor Circuit Intermittent
C0028
RR Wheel Speed Sensor Circuit Intermittent
C0035
Left Front Wheel Speed Sensor Circuit
C0036
Left Front Wheel Speed Signal Erratic