Powertrain
generic / SAE
P2ADF
Intake Air System Leak Bank 2
The ECM detects a leak in the intake air system on bank 2. Air entering downstream of the MAF sensor causes lean fuel trim and unmetered air ingress.
SystemPowertrain
Typegeneric / SAE
GroupP2
Range / numberA / DF
Possible causes
- Cracked intake hose between MAF and throttle high
- Intake manifold gasket leaking medium
Inspection / repair
- Difficulty: medium
- DIY: possible
- Estimated cost: 80–500 €
- Estimated time: 0.5–3 h
- Component: intake manifold b2
- Component: intake hoses b2
- Component: intake gaskets b2
- MIL / check engine light
- emissions-relevant
- drive cycle required
Sources
References
sae:J2012