How to replace oil pump on 2004 bmw 545i
M62 ENGINE TURN OFF RADIO FIRST. YOU NEED TO INSTALL A MEMORY SAVER BEFORE DISCONNECTING NEGATIVE BATTERY CABLE. TO KEEP FROM LOSING PCM MEMORY. TO REMOVE OIL PUMP.YOU NEED TO LOWER OIL PAN.REMOVE THE LEFT AND RIGHT ENGINE MOUNTS AT THE BOTTOM.REMOVE POWER STEERING PUMP AT THE HOLDER.REMOVE OIL PIPES AT THE POWER STEERING PUMP ALSO ON AUTOMATIC TRANSMISSION, REMOVE BANJO BOLT FOR THE OIL RETURN PIPE FROM THE OIL FILTER AT THE OIL PAN.REMOVE THE MOUNTING BOLT ON THE SPROCKET FOR THE OIL PUMP AND REMOVE THE SPROCKET ALONG WITH THE CHAIN,REMOVE 3 OIL PUMP MOUNTING BOLTS AND REMOVE THE OIL PUMP.REMOVE THE OIL PIPES OUT OF THE CRANKCASE. BEFORE INSTALLING NEW OIL PUMP, CHECK SEALS ON THE OIL PIPES AND REPLACE IF IT NECESSARY.LUBRICATE THE SEALS WITH OIL AND THE OIL PIPES.CHECK THE SEAL IN THE OIL PUMP AND REPLACE IF NECESSARY, SCREW THE HEXAGON ADAPTER BACK INTO THE OIL PUMP UNTIL IT STOPS.INSTALL OIL PUMP AND 2 RIGHT SIDE OIL PUMP MOUNTING BOLTS .TORQUE BOLTS 14 - 17 FT LBS. POSITION THE CHAIN ON THE PUMP AND SPROCKET AND INSTALL THE SPROCKET.TORQUE BOLT TO 35 FT LBS VERIFY THAT THE CHAIN IS POSITION CORRECTLY. ADJUST THE CHAIN SAG TO 0.315 - 0.472 INCHES 8 - 12MM BY TURNING THE HEXAGON ADAPTER IN THE OIL PUMP, THEN INSTALL THE LEFT SIDE MOUNTING BOLT. INSTALL OR CONNECT THE FOLLOWING. INSTALL BANJO BOLT FOR THE OIL RETURN PIPE FROM THE OIL FILTER AT THE OIL PAN, INSTALL THE POWER STEERING PUMP AND CONNECT THE OIL LINES IF EQUIPPED.INSTALL LOWER OIL PAN, INSTALL THE ENGINE OIL.INSTALL THE NEGATIVE BATTERY.
please clarrify. did you change it? do you want to know how?
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