P03B0
Cylinder 3 Pressure Variation Low
P03B0 is an OBD-II diagnostic trouble code meaning: Cylinder 3 Pressure Variation Low. Common causes: low compression in cylinder 3, fuel injector malfunction. Estimated repair cost: $56–222.
Symptoms
- misfire
- unstable idling
- loss of power
- increased fuel consumption
Causes
- low compression in cylinder 3
- fuel injector malfunction
- problems with the ignition system
- piston ring wear
- valve malfunction
How to Fix
- check compression in cylinders
- inspect spark plugs and coils
- check the fuel injector of cylinder 3
- diagnose the condition of valves and piston rings
Related codes
Error P03B0 by Vehicle Brand
FAQ
What does the P03B0 code mean?
P03B0 is an OBD-II diagnostic trouble code that indicates: Cylinder 3 Pressure Variation Low
What causes a P03B0 error code?
The most common causes of P03B0 include: low compression in cylinder 3; fuel injector malfunction; problems with the ignition system; piston ring wear.
How do I fix a P03B0 diagnostic trouble code?
To fix P03B0: check compression in cylinders. inspect spark plugs and coils. check the fuel injector of cylinder 3. For a complete diagnosis, use an OBD-II scanner.
Is it safe to drive with P03B0?
Limited driving only, diagnose soon
How much does it cost to fix P03B0?
The estimated repair cost for P03B0 is $56–222. Actual cost depends on your vehicle, location, and labor rates.
See also: Russian version · NationStat