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Home >> BMW >> 2015 >> 650i 2D Convertible >> Repair and Diagnosis >> Engine Performance >> Testing & Diagnosis >> Self Diagnosis - Diagnostic Trouble Codes - Bank 1 (N63TU) >> Fault Code Tests >> DTC P121D: BMW DTC 105A45; DME -- Barometric Pressure 'B' Plausibility >> Fault description

Fault description

The diagnosis monitors changes in the ambient pressure for plausibility.

Fault monitoring conditions:

The fault is detected whenever the value remains constant.