13 62 540 Removing and Installing/Replacing Throttle Valve Actuating Motor

13 62 540 - Removing and installing/replacing throttle valve servomotor (S85)





Necessary preliminary tasks:
- Read out fault memory of DME control unit; if necessary, work through test schedules
- Switch off ignition
- Remove intake air manifold Service and Repair
- Release positive lead on cable duct at front and rear
- Remove cover for ion control unit on left and right
- Remove cover for ignition coils on left and right





Release bolt on cable duct (1).





Release nut on cable duct (1).
Tightening torque 12 52 3AZ [1][2]Power and Ground Distribution.
Unlock plug in V-chamber and disconnect, lay cable duct (1) to one side.





Note:
Illustration shows and description refers to the left throttle valve servomotor. The procedure is identical for the right filter housing.

Remove pull rod (1).

Unfasten screws.
Remove throttle valve servomotor (2).





Important!
After performing work on the throttle valve system (throttle valve assembly, servomotor, Hall sensor), it is absolutely essential to carry out a throttle valve actuator system test with the BMW diagnosis system!
Function selection:
- Complete vehicle
- Drive
- Engine electronics
- Air supply
- Throttle valves
- Throttle valve actuator





Note:
Check stored fault messages.
Now clear the fault memory.