Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
2004 BMW 320i (E46) (CANADA) L6-2.2L M54FACTORY OEM SERVICE PROCEDURE
A4S 310R (THM-R1/ Wide Stepped)
Automatic Transmissions
A4S 310 R
Transmission to Engine Hex Head Bolts
M8 24 Nm
M10 45 Nm
M12 82 Nm
Torx Bolts
M8 21 Nm
M10 42 Nm
M12 72 Nm
Reinforcement to transmission
M8 22 Nm
Transmission Extension
M8 28 Nm
Cover
M6 6 Nm
Converter Bell Housing
M8 23 Nm
Transfer Plate Plug
M10 15 Nm
M20 50 Nm
Oil Sump
M6 8 Nm
M6 10 Nm
Oil Drain Plug
M10 15 Nm
M10 25 Nm
Filler Plug
M10 25 Nm
Oil Plug
M18 40 Nm
Output Flange Slotted Nut 100 Nm
Valve body to transmission
M6 20 Nm
M6 X 55 8 Nm
Valve housing to valve body
M6 5 Nm
Oil Pump 20 Nm
Oil Strainer 18 Nm
Governor Flange to Transmission
M8 17 Nm
Centrifugal governor stud
M6 3 Nm
Hexagon nut on stud 9 Nm
Centrifugal governor Screw
M6 10 Nm
Pressure Regulator to Valve Body 8 Nm
Solenoid to Valve Body 8 Nm
Transmission Socket to Case 12 Nm
Torque Converter
M8 25 Nm
M10 47 Nm
Transmission Lever to Transmission
M8 15 Nm
Shift Element to Shaft 20 Nm
Crossmember to Body 21 Nm
Rubber mount to crossmember or transmission 21 Nm
Pipe support to engine carrier 42 Nm
Rubber mount to pipe support 21 Nm
Pulse Support 21 Nm
A4S 310 R
Transmission to Engine Hex Head Bolts
M8 24 Nm
M10 45 Nm
M12 82 Nm
Torx Bolts
M8 21 Nm
M10 42 Nm
M12 72 Nm
Reinforcement to transmission
M8 22 Nm
Transmission Extension
M8 28 Nm
Cover
M6 6 Nm
Converter Bell Housing
M8 23 Nm
Transfer Plate Plug
M10 15 Nm
M20 50 Nm
Oil Sump
M6 8 Nm
M6 10 Nm
Oil Drain Plug
M10 15 Nm
M10 25 Nm
Filler Plug
M10 25 Nm
Oil Plug
M18 40 Nm
Output Flange Slotted Nut 100 Nm
Valve body to transmission
M6 20 Nm
M6 X 55 8 Nm
Valve housing to valve body
M6 5 Nm
Oil Pump 20 Nm
Oil Strainer 18 Nm
Governor Flange to Transmission
M8 17 Nm
Centrifugal governor stud
M6 3 Nm
Hexagon nut on stud 9 Nm
Centrifugal governor Screw
M6 10 Nm
Pressure Regulator to Valve Body 8 Nm
Solenoid to Valve Body 8 Nm
Transmission Socket to Case 12 Nm
Torque Converter
M8 25 Nm
M10 47 Nm
Transmission Lever to Transmission
M8 15 Nm
Shift Element to Shaft 20 Nm
Crossmember to Body 21 Nm
Rubber mount to crossmember or transmission 21 Nm
Pipe support to engine carrier 42 Nm
Rubber mount to pipe support 21 Nm
Pulse Support 21 Nm
Factory Service Tools
Use the Manual With the Right Hardware
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.
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