Vehicles after change point in 1982 CHECKING FUEL LEVEL TRANSMITTER AND FUEL TRANSFER PUMP Connect ohmmeter (BMW service test unit/M 06) on terminals G and 31. | |
Swing fuel level transmitter slowly and measure resistance* with float in EMPTY and FULL positions. Resistance values must change continuously while moving the float. * See Specifications | |
There must be connection between W and 31 when float is in EMPTY position. | |
Power is supplied to the fuel transfer pump via fuel pump relay (relay 1) - see engine wiring diagram. To check, measure power consumption* and delivery pressure*. * See Specifications |