Powertrain
generic / SAE
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.
SystemPowertrain
Typegeneric / SAE
GroupP2
Range / number2 / 7F
Possible causes
- Cracked intake boot high
Symptoms
- Check engine light on
- Power loss, hesitation under acceleration
- Rough or unstable idle
- Increased fuel consumption
- Possible difficulty starting
Inspection / repair
- Difficulty: easy
- DIY: possible
- Estimated cost: 20–300 €
- Estimated time: 0.3–1.5 h
- Component: intake air filter
- Component: intake air duct
- Component: mass air flow sensor
- MIL / check engine light
- emissions-relevant
Sources
References
sae:J2012