C004D
Brake System Pressure Slow Response
C004D is an OBD-II diagnostic trouble code meaning: Brake System Pressure Slow Response. Common causes: airing the brake system, abs valve body malfunction. Estimated repair cost: $56–167.
Symptoms
- Reduced braking performance
- ABS activates during light braking
- Brake pedal vibration
- ABS lamp on the dashboard lights up
Causes
- Airing the brake system
- ABS valve body malfunction
- Worn brake pads or discs
- Problems with wheel speed sensors
- Brake fluid leak
How to Fix
- Check the brake fluid level
- Bleed the brake system
- Check the condition of the brake pads and discs
- Diagnose the ABS valve body
- Check wheel speed sensors
Related codes
Error C004D by Vehicle Brand
FAQ
What does the C004D code mean?
C004D is an OBD-II diagnostic trouble code that indicates: Brake System Pressure Slow Response
What causes a C004D error code?
The most common causes of C004D include: Airing the brake system; ABS valve body malfunction; Worn brake pads or discs; Problems with wheel speed sensors.
How do I fix a C004D diagnostic trouble code?
To fix C004D: Check the brake fluid level. Bleed the brake system. Check the condition of the brake pads and discs. For a complete diagnosis, use an OBD-II scanner.
Is it safe to drive with C004D?
Limited driving only, diagnose soon
How much does it cost to fix C004D?
The estimated repair cost for C004D is $56–167. Actual cost depends on your vehicle, location, and labor rates.
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