C05D2
Master Cylinder Piston Position Higher Than Expected
C05D2 is an OBD-II diagnostic trouble code meaning: Master Cylinder Piston Position Higher Than Expected. Common causes: worn master cylinder, piston position sensor malfunction. Estimated repair cost: $111–333.
Symptoms
- ABS/ESP malfunction indicator is on
- Deterioration of the stabilization system
- Unusual behavior of the brake pedal
- Reduced braking performance
Causes
- Worn master cylinder
- Piston position sensor malfunction
- Problems in the sensor wiring harness
- Contamination or damage to the cylinder mechanism
- Low brake fluid level
How to Fix
- Diagnostics of the brake system with a scanner
- Checking the level and condition of the brake fluid
- Piston position sensor test
- Inspect the master cylinder for leaks
- Replacement of faulty components (cylinder, sensor)
- Bleeding the brake system after repair
Related codes
Error C05D2 by Vehicle Brand
FAQ
What does the C05D2 code mean?
C05D2 is an OBD-II diagnostic trouble code that indicates: Master Cylinder Piston Position Higher Than Expected
What causes a C05D2 error code?
The most common causes of C05D2 include: Worn master cylinder; Piston position sensor malfunction; Problems in the sensor wiring harness; Contamination or damage to the cylinder mechanism.
How do I fix a C05D2 diagnostic trouble code?
To fix C05D2: Diagnostics of the brake system with a scanner. Checking the level and condition of the brake fluid. Piston position sensor test. For a complete diagnosis, use an OBD-II scanner.
Is it safe to drive with C05D2?
Limited driving only, diagnose soon
How much does it cost to fix C05D2?
The estimated repair cost for C05D2 is $111–333. Actual cost depends on your vehicle, location, and labor rates.
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