P2279
Intake Air System Leak Bank 1
P2279 is an OBD-II diagnostic trouble code meaning: Intake Air System Leak Bank 1. Common causes: damage to the intake manifold, worn or damaged seals. Estimated repair cost: $6–56.
Symptoms
- Unstable engine idling
- Increased fuel consumption
- Check Engine Light Illuminates
- Reduced engine power
- Possible misfires
Causes
- Damage to the intake manifold
- Worn or damaged seals
- Cracks in vacuum hoses
- Leaking intake system connections
- Damage to the PCV valve or its hoses
How to Fix
- Visual inspection of the intake system for leaks
- Checking the condition of vacuum hoses and their connections
- Smoke generator test to pinpoint leak location
- Replacement of damaged components (hoses, gaskets, etc.)
- Cleaning and checking the PCV valve
Related codes
Error P2279 by Vehicle Brand
FAQ
What does the P2279 code mean?
P2279 is an OBD-II diagnostic trouble code that indicates: Intake Air System Leak Bank 1
What causes a P2279 error code?
The most common causes of P2279 include: Damage to the intake manifold; Worn or damaged seals; Cracks in vacuum hoses; Leaking intake system connections.
How do I fix a P2279 diagnostic trouble code?
To fix P2279: Visual inspection of the intake system for leaks. Checking the condition of vacuum hoses and their connections. Smoke generator test to pinpoint leak location. For a complete diagnosis, use an OBD-II scanner.
Is it safe to drive with P2279?
Yes, but get it checked soon
How much does it cost to fix P2279?
The estimated repair cost for P2279 is $6–56. Actual cost depends on your vehicle, location, and labor rates.
See also: Russian version · NationStat