I got the code P1161 on my BMW X5

Question

Gesamte Fehlercode: 001

Fehlercode001:

P1161 Kraftstoffkorrektur

Anpasung additiv Bank 2

zu hoch/M52: Motoröl temperatursensor

Fehlfunktion Stromkreis

Answer 1

P1161 BMW Code - Fuel Trim Adaptation Additive High Bank 2

Short Term Fuel Trim (STFT) is a value that indicates how the Engine Control Module (ECM) is adapting the factory programmed fuel map. This is used to govern the correct amount of fuel to inject.
The oxygen sensor is a key part of the fuel trim calculation. If the Oxygen sensor indicates a lean mixture, the STFT will be increased above the typical Value. If the Oxygen Sensor indicates a rich mixture the STFT will be reduced to below the typical Value.

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