P05FF
Brake Pressure Sensor / Brake Pedal Position Sensor Correlation
P05FF is an OBD-II diagnostic trouble code meaning: Brake Pressure Sensor / Brake Pedal Position Sensor Correlation. Common causes: brake pressure sensor malfunction, faulty or misaligned brake pedal position sensor. Estimated repair cost: $33–222.
Symptoms
- ABS or ESP light is on
- Check Engine Light Is On
- Possible disabling of ABS and ESP
- Unstable Brake Assist (BA) operation
- Brake warning
Causes
- Brake pressure sensor malfunction
- Faulty or misaligned brake pedal position sensor
- Brake fluid leak (pressure leak)
- Air in the brake system
- Master cylinder malfunction
How to Fix
- Read codes, check for associated ABS/ESP codes
- Visually inspect the brake system for fluid leaks
- Check the brake fluid level in the reservoir
- Read the parameters of both sensors by the scanner in real time when you press the pedal
- Check pedal position sensor calibration
- Replace the faulty sensor after confirming the fault
Related codes
Error P05FF by Vehicle Brand
FAQ
What does the P05FF code mean?
P05FF is an OBD-II diagnostic trouble code that indicates: Brake Pressure Sensor / Brake Pedal Position Sensor Correlation
What causes a P05FF error code?
The most common causes of P05FF include: Brake pressure sensor malfunction; Faulty or misaligned brake pedal position sensor; Brake fluid leak (pressure leak); Air in the brake system.
How do I fix a P05FF diagnostic trouble code?
To fix P05FF: Read codes, check for associated ABS/ESP codes. Visually inspect the brake system for fluid leaks. Check the brake fluid level in the reservoir. For a complete diagnosis, use an OBD-II scanner.
Is it safe to drive with P05FF?
Do not drive — repair immediately
How much does it cost to fix P05FF?
The estimated repair cost for P05FF is $33–222. Actual cost depends on your vehicle, location, and labor rates.
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