Brad's Car Manuals: A 3rd party mirror of CHARM + LEMON car manuals
Home >> BMW >> 1994 >> 850CSi >> Repair and Diagnosis >> Engine Performance >> System >> Engine Controls - Self Diagnostics >> Component Tests >> DME Main Relay >> Check Function

Check Function

Download the full database via torrent (~1.1 TB)

With ignition ON or during engine operation, main relay is actuated with ground potential at terminal No. 85 (display: ON). The relay switches on and supplies voltage to DME, EGS, EML and ABS control units.