BMW 7 series E38 facelift (1998-2001) switching fuel leakage center change- diagnosis over pump circuit wiring diagram

2 OF 6) AIR INJECTION PUMP RELAY B-PILLAR LIGHTS RELAY BLK WIRE BRN WIRE CLOSED -CIRCUIT CURRENT CUT-OFF RELAY DRIVER'S ACTIVE SEAT CONTROL UNIT DRIVER'S DRIVER'S HEADREST SEAT MOTOR LUMBAR SUPPORT SWITCH DRIVER'S SEAT CUSHION TILT MOTOR DRIVER'S SEAT HEIGHT MOTOR DRIVER'S SEAT MOVEMENT MOTOR DRIVER'S SEATBACK HEAD RECLINER MOTOR DRIVER'S SEATBACK RECLINER MOTOR DRIVER'S THIGH SUPPORT MOTOR ELECTRICALLY HEATED CATALYTIC CONVERTER CONTROL MODULE EVAPOR- ATIVE EMISSION VALVE FROM FUSE FUEL STEERING PUMP ANGLE RELAY SENSOR FUSE FUSE BOX GENERAL MODULE GRN WIRE LEFT "B" PILLAR LIGHT PASSENGER'S PASSENGER'S SEAT ADJUSTMENT SWITCH PASSENGER'S SEAT HEADREST MOTOR PASSENGER'S SEAT SEAT LUMBAR MOVEMENT SUPPORT MOTOR SWITCH PASSENGER'S SEATBACK HEAD ADJUSTMENT SWITCH PASSENGER'S THIGH SUPPORT SWITCH RED WIRE RED/BRN WIRE RED/YEL WIRE RIGHT "B" PILLAR LIGHT SEAT/ STEERING COLUMN MEMORY CONTROL MODULE STEERING STEERING COLUMN COLUMN ANGLE LENGTH ADJUST ADJUST MOTOR MOTOR SWITCHING FUEL LEAKAGE CENTER CHANGE- DIAGNOSIS OVER PUMP CIRCUIT W/O MEMORY W/ MEMORY 2000 LATE PROD, 2001 2000 EARLY PROD, 1999 2 3 4 WHT WIRE YEL WIRE