P050F
Brake Assist Vacuum Too Low
P050F is an OBD-II diagnostic trouble code meaning: Brake Assist Vacuum Too Low. Common causes: leak in brake booster vacuum hose, vacuum pump malfunction (on diesel engines). Estimated repair cost: $56–167.
Symptoms
- The brake pedal is slow
- Increased braking force
- Reduced braking performance
- Hissing sound when pressing the brake (vacuum leak)
Causes
- Leak in brake booster vacuum hose
- Vacuum pump malfunction (on diesel engines)
- Brake booster depressurization
- Vacuum valve is dirty or damaged
- Problems with the vacuum pump (if installed)
How to Fix
- Check the vacuum hose for leaks (visually and audibly)
- Check the brake booster for leaks
- Inspect the vacuum pump (if equipped) for damage
- Check the vacuum valve for dirt or wear
- Replace damaged components
Related codes
Error P050F by Vehicle Brand
FAQ
What does the P050F code mean?
P050F is an OBD-II diagnostic trouble code that indicates: Brake Assist Vacuum Too Low
What causes a P050F error code?
The most common causes of P050F include: Leak in brake booster vacuum hose; Vacuum pump malfunction (on diesel engines); Brake booster depressurization; Vacuum valve is dirty or damaged.
How do I fix a P050F diagnostic trouble code?
To fix P050F: Check the vacuum hose for leaks (visually and audibly). Check the brake booster for leaks. Inspect the vacuum pump (if equipped) for damage. For a complete diagnosis, use an OBD-II scanner.
Is it safe to drive with P050F?
Limited driving only, diagnose soon
How much does it cost to fix P050F?
The estimated repair cost for P050F is $56–167. Actual cost depends on your vehicle, location, and labor rates.
See also: Russian version · NationStat