P2279
Intake Air System Leak
System: Air/Fuel
Severity: medium
What does P2279 mean?
The DTC P2279 (Intake Air System Leak) is a fault code stored by the ECU when it detects a intake leak condition in the air/fuel subsystem. It is commonly seen on European and Asian vehicles using Bosch, Continental, Siemens or Denso ECUs.
Common causes of P2279
- Cracked intake hose
- Failed gasket
- Loose throttle body
How to fix P2279
Smoke test the intake system.
Tuning approach with DaVinci Deluxe Cloud Edition
For P2279, DaVinci Deluxe Cloud Edition offers the following ECU map adjustments and software solutions:
- (repair, then verify lambda)
Need to fix P2279 on your ECU?
DaVinci Deluxe Cloud Edition is professional ECU tuning software trusted by 800+ workshops. From €49.99 (24-Hour Pass), €100.99/month or €1009/year — or test it first with the Real Software Test: €9.99 for 7 days, then €100.99/month unless you cancel in one click.
See pricing Try free