What does code P1165 mean on BMW vehicles?
The additive fuel trim per ignition event on bank 2 is higher than expected, indicating excessive fuel correction.
OBD-II Code BMW
P1165 — BMW — Fuel Trim Additive Per Ignition Bank 2 Too High
The additive fuel trim per ignition event on bank 2 is higher than expected, indicating excessive fuel correction.
Common symptoms
- Increased fuel consumption
Possible causes
- Faulty fuel injectors
- excessive fuel delivery
Initial recommendation
Perform fuel injection diagnostics and verify injector operation.
Safety notice
This information is for guidance only. Brand-specific codes may vary by model, year, engine, transmission and vehicle configuration. It does not replace a physical inspection or diagnosis by a qualified mechanic. If the vehicle is unsafe to operate, avoid driving it and seek professional inspection.
Analyze this code with MecaOBD
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