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Home >> BMW >> 2012 >> X1 >> Repair and Diagnosis >> External Pages >> Different car >> Section 845 (Functional Descriptions - F25 - Cooling System, Engine Performance) >> Engine Performance - Functional Description >> Automatic engine start-stop function >> Clutch module, manual transmission

Clutch module, manual transmission

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On vehicles with manual gearboxes, the clutch module at the clutch pedal picks up the following clutch positions:

The clutch module comprises the clutch switch and evaluation electronics.

Fig 1: Identifying Clutch Module, Pedal Sensor And Plug Connection
G09908621Courtesy of BMW OF NORTH AMERICA, INC.
Item Explanation
A Clutch pedal 10 percent operated
B Clutch pedal 90 percent operated
1 Clutch module
2 4-pin plug connection
3 Clutch pedal sensor
Fig 2: Identifying Clutch Pedal Sensor And Plug Connection
G09908622Courtesy of BMW OF NORTH AMERICA, INC.
Item Explanation
1 4-pin plug connection
2 Clutch pedal sensor

A signal line leads into the engine control unit. When the clutch pedal is not operated, the clutch module delivers 12 Volts to the engine control unit and when the clutch pedal is pressed it delivers 0 Volts.

The clutch module's signal is employed as an input signal for the automatic engine start-stop function. 2 conditions are recognized: