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Home >> BMW >> 2016 >> 428i 2D Convertible >> Repair and Diagnosis >> Engine Performance >> Testing & Diagnosis >> Self Diagnosis - Diagnostic Trouble Codes (N20 & N26) >> Fault Code Tests >> DTC P0238: BMW DTC 121001; DME -- Turbocharger/Supercharger Boost Sensor 'A' Circuit High >> Fault description

Fault description

The diagnosis monitors the voltage of the charging pressure sensor.

Fault monitoring conditions:

The fault is detected when the voltage of the charging pressure sensor is greater than the limit value.

Limit value: 4.8 V