Powertrain
generic / SAE
P029A
Cylinder 1 - Fuel Trim at Max Limit
Per-cylinder fuel trim on cylinder 1 has reached its maximum correction limit. Cylinder running too lean structurally.
SystemPowertrain
Typegeneric / SAE
GroupP0
Range / number2 / 9A
Possible causes
- Injector clogged on cylinder 1 high
Inspection / repair
- Difficulty: medium
- DIY: possible
- Estimated cost: 120–1000 €
- Estimated time: 1–5 h
- Component: injector cyl1
- Component: intake system
- MIL / check engine light
- emissions-relevant
- drive cycle required
Sources
References
sae:J2012