Powertrain
generic / SAE
P2E6A
System Too Lean During Cylinder Deactivation Bank 2
During cylinder deactivation on bank 2, the fuel trim of the active cylinders runs persistently lean. Indicates unmetered air ingress or fuel delivery shortfall.
SystemPowertrain
Typegeneric / SAE
GroupP2
Range / numberE / 6A
Possible causes
- Vacuum leak unmasked during deactivation high
- Fuel rail pressure low medium
Symptoms
- Check engine light on
- Rough idle, possible stalling
- Hesitation or hard cold start
- Power loss under load
Inspection / repair
- Difficulty: medium
- DIY: shop recommended
- Estimated cost: 200–1500 €
- Estimated time: 1–6 h
- Component: fuel injectors
- Component: deactivation solenoids
- Component: intake system
- MIL / check engine light
- emissions-relevant
- drive cycle required
Sources
References
sae:J2012