BMW 7 Series: Central Locking System
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Unlocking and Locking the Vehicle
The central locking system makes it possible to unlock or lock the vehicle.
It is fitted as standard equipment and
relates to all vehicle doors, the fuel filler flap
Input/output Central Locking
Fig. 10: Central Locking Input/Output Diagram
COMPONENTS DESCRIPTION CHART
ID transmitter
Central locking button
Interior trunk button in the A-pillar
Car Access Sys
Unlocking/locking the Vehicle
The vehicle unlocking/locking procedure is initiated by the following system
components:
ID transmitter
Mechanical key/spare key
Exterior trunk button (only unlocks
SEE MORE:
Input/output slide/tilt sunroof
Fig. 31: Slide/Tilt Sunroof Input/Output Diagram
COMPONENTS DESCRIPTION CHART
Footwell module FRM
Door contacts (4x) in the vehicle doors
Driver's door lock barrel
Wheel speed sensor
Dynamic stability control
Junction Box electronics JB PT-CAN Powertrain CAN
Necessary preliminary tasks
Remove REAR BUMPER TRIM
Detach ventilation line (1) in direction of arrow from air supply unit.
Unclip ventilation line (1) from holders.
Fig. 139: Locating Air Supply Unit Ventilation Line
Remove air filter (3) from holder (4).
Unclip ventilation line (1) from hold