C05D5
Brake Master Cylinder Cut Off Valve
C05D5 is an OBD-II diagnostic trouble code meaning: Brake Master Cylinder Cut Off Valve. Common causes: open or short circuit in wiring harness, solenoid valve malfunction. Estimated repair cost: $56–167.
Symptoms
- The brake system fault indicator is on
- Reduced braking performance
- Uneven braking
Causes
- Open or short circuit in wiring harness
- Solenoid valve malfunction
- Problems with the brake system control unit
- Contact corrosion
How to Fix
- Check wiring harness for damage
- Check valve resistance
- Inspect contacts for corrosion
- If necessary, replace the shut-off valve
Related codes
Error C05D5 by Vehicle Brand
FAQ
What does the C05D5 code mean?
C05D5 is an OBD-II diagnostic trouble code that indicates: Brake Master Cylinder Cut Off Valve
What causes a C05D5 error code?
The most common causes of C05D5 include: Open or short circuit in wiring harness; Solenoid valve malfunction; Problems with the brake system control unit; Contact corrosion.
How do I fix a C05D5 diagnostic trouble code?
To fix C05D5: Check wiring harness for damage. Check valve resistance. Inspect contacts for corrosion. For a complete diagnosis, use an OBD-II scanner.
Is it safe to drive with C05D5?
Do not drive — repair immediately
How much does it cost to fix C05D5?
The estimated repair cost for C05D5 is $56–167. Actual cost depends on your vehicle, location, and labor rates.
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