BMW 7 Series: Torque Converter
REMOVING AND INSTALLING/REPLACING TORQUE CONVERTER (GA6HP26Z) (N63)
Notes
IMPORTANT: After completion of work, check TRANSMISSION OIL LEVEL.
Use only approved TRANSMISSION OIL.
Failure to comply with this instruction will result in serious damage to the transmission.
Necessary preliminary tasks
- Remove AUTOMATIC TRANSMISSION
Pull torque converter (1) by hand out of housing and set down vertically.
NOTE: When torque converter is removed, transmission oil flows out.
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Fig. 98: Identifying Torque Converter
Installation
When installing, do not damage shaft seal and bearing.
If the torque converter is not correctly installed, the driver of the pump impeller may be damaged when the transmission is flanged to the engine.
Installation
Push torque converter through shaft seal onto transmission shaft as far as it will go.
Press torque converter by hand into converter housing and turn in the process. Converter hub opening must snap into place in driver of pump impeller. Torque converter must be felt to slip inwards.
Calculate measurement between contact face and top edge of converter (1) with special tool 00 2 550.
NOTE: Measured value must be min. 25 mm.
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Fig. 99: Calculating Measurement Between Contact Face And Top Edge Of
Converter Using Special Tool
00 2 550
REPLACING O-RING ON OIL PUMP (GA6HP19/GA6HP26Z
Notes
IMPORTANT: After completion of work, check TRANSMISSION OIL LEVEL.
Use only approved TRANSMISSION OIL.
Failure to comply with this instruction will result in serious damage to the transmission.
Necessary preliminary tasks
- Remove AUTOMATIC TRANSMISSION
- Secure transmission with TRANSMISSION RETAINING BRIDGE on assembly stand
- Remove TORQUE CONVERTER
- Remove MECHATRONICS
Remove adapter (1).
Installation: Note installation position.
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Fig. 100: Identifying Adapter
Release screws.
Tightening torque 24 31 2AZ.
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Fig. 101: Identifying Torque Converter Screws
Slide special tool 24 1 184 completely into puller 24 1 180.
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Fig. 102: Sliding Special Tool 24 1 184 Completely Into Puller 24 1 180
Attach special tool 24 1 180 and secure with screw (1).
Insert screw (2) and release oil supply unit from transmission housing.
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Fig. 103: Connecting Transmission Housing Screws Using Special Tool 24 1 180
Release screws.
Tightening torque 24 31 1AZ.
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Fig. 104: Identifying Transmission Housing Screws
Detach cover (1) from pump body (2).
Replace O-rings (3 + 4).
Installation: Pay attention to installation position of gears during disassembly.
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Fig. 105: Identifying Installation Position Of Gears
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Shift Function
REPLACING EMERGENCY ACTUATOR
Necessary preliminary tasks
Remove CENTRE CONSOLE.
Remove rear UNDERBODY PROTECTION.
Remove left retaining plate from underbody protection.
Support transmission with
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ahead of the vehicle in the central information display (CID).
BMW Night Vision is a 100% pass
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Adjusting Camshaft Timing On Left Side (N63)
Notes
IMPORTANT: Release central bolts on adjuster only with special tool 11 9
890.
Risk of damage to timing drive.
If special tool 11 9 890 can not be fitted, it is necessary when releasing the
central bolt to grip the hexagon head of the respective camshaft.
(cylinder bank 5 to 8)
Necessary pre
