13 54 544 Removing and Installing/Replacing Left Hall Sensor (S85)

13 54 544 - Removing and installing/replacing left Hall sensor (S85)





Necessary preliminary tasks:
- Read out fault memory of DME control unit
- Switch off ignition
- Follow instructions for disconnecting and connecting battery Instructions for Disconnecting and Connecting Battery
- Disconnect battery negative lead Disconnecting and Connecting Battery Negative Lead and cover
- Remove intake air manifold Service and Repair





Release nut and remove line (1).
Tightening torque 12 52 2AZ [1][2]Power and Ground Distribution.
Remove cover (2) from control unit for ionic current.
Unlock plug (3) and remove.





Release screw and remove holder (1).
Release wiring harness from retaining clip (2).
Disconnect lead (3).





Unlock plug (1) and remove.
Release screw and carefully raise cable duct (2).





Release screws and detach Hall sensor (1) towards front.

Installation:
Make sure Hall sensor is installed in correct position.





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
Clear fault memory