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Home >> BMW >> 2016 >> 650i 2D Convertible >> Repair and Diagnosis >> Engine Performance >> Testing & Diagnosis >> Self Diagnosis - Diagnostic Trouble Codes - Bank 1 (N63TU) >> Fault Code Tests >> DTC P02CB: BMW DTC 121541; DME -- Turbocharger/Supercharger 'B' UNDERBOOST Condition >> Fault description

Fault description

The Diagnosis monitor the charging pressure for implausibly low values.

Fault monitoring conditions:

The fault is detected when the absolute charging pressure is lower than the limit value.

Limit value: 500 mbar