OBD-II code · Powertrain (generic, extended)
P227F Air Flow Restriction/Air Leak Between Air Filter and MAF (Bank 2)
Restriction or leak detected in the intake plumbing between the air filter and the mass-air-flow sensor on bank 2 — typically a cracked intake boot or torn filter element.
Is it safe to drive with P227F?
Usually safe to drive in the short term. Get it diagnosed when convenient, sooner if the car drives differently.
Common causes
- Most likelyCracked intake boot
Symptoms
- Check engine light on
- Power loss, hesitation under acceleration
- Rough or unstable idle
- Increased fuel consumption
- Possible difficulty starting
Repair at a glance
- Difficulty
- Easy
- DIY friendly
- Often, with basic tools
- Typical labour
- 0.3–1.5 h
- Emissions test
- Likely to fail
- Parts involved
- Intake Air Filter, Intake Air Duct, Mass Air Flow Sensor
Related codes
Code data: OBDex open dataset (CC0). Labour times are typical ranges, not a quote.