All Wheel Drive Clutch Valve -N445- or All Wheel Drive Clutch Valve 2 -N446-, Removing and Installing, 0BE, 0BF
Special tools and workshop equipment required
Note
Caution
Malfunctions on the rear final drive.
Do not confuse the All Wheel Drive Clutch Valve -N445- component location with the All Wheel Drive Clutch Valve 2 -N446- component location.
Removing
- Place the vehicle on a lift.
- Lower the back section of the exhaust system just a little and secure it.
- Remove the wiring harness bracket from the rear final drive.
Note
- Disconnect the connector -3- from the All Wheel Drive Clutch Valve 2 -N446- and the connector -4- from the All Wheel Drive Clutch Valve -N445-.
- Place the Drip Tray under the rear final drive.
- Remove the bolts -1- from each of the Clutch Valves using the Hex Socket - 4mm -T10370-.
- Carefully pry out the Clutch Valve with a flat blade screwdriver -3-. Be careful of the pressure spring when doing this. The pressure spring could fall out of the opening in the hydraulic control unit -6-.
-A- = All Wheel Drive Clutch Valve 2 -N446- identification color brown
-B- = All Wheel Drive Clutch Valve -N445- identification color black
Installing
- Coat the O-rings with ATF and install the new Clutch Valve with the new O-rings -arrows-.
- Tighten the bolts -1- evenly until stop by hand. Then tighten to the tightening specification -item 13-.
Further installation is performed in reverse order of the removal. Note the following.
Note
- Attach the wiring harness bracket to the rear final drive.
- Fill the ATF in the rear final drive. Refer to → Chapter "ATF, Filling, 0BE, 0BF".
- Install the rear section of the exhaust system on the body and align it so it is free of tension. Refer to → Rep. Gr.26; Exhaust Pipes/Mufflers; Overview - Muffler.
Torque Displacement, Checking
Torque Development, Checking, 0BE, 0BF
Special tools and workshop equipment required
Procedure:
Note
After the following work the function 22- Checking the torque displacement must be performed:
- Lift the vehicle on a hoist just far enough until the wheels are no longer touching the floor.
- Connect the Vehicle Diagnostic Tester and turn on the ignition.
- Select the function 22 - Rear Final Drive Replacing in the vehicle diagnostic tester under Guided Functions in the directory 22- Torque Development, Checking.
Use the Vehicle Diagnostic Tester to check if the torque is stored for the correct side when the rear final drive is activated.