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Home >> BMW >> 1990 >> 750iL >> Repair and Diagnosis (Single Page) >> Engine Performance >> System >> Engine Controls - Self-Diagnosis 7-Series V12 >> Component Tests >> Engine Temperature Sensor >> Check Function
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Check Function

The indicated engine temperature should correspond to the coolant temperature. A value below 86°F (30°C) indicates a break in the temperature sensor or in the wire to the DME control unit.