BMW 7 Series: Central Locking System
READ NEXT:
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:
Notes
IMPORTANT: The timing can only be checked with special tool 11 9 900.
The timing may be misinterpreted if it is checked without special tool 11 9 900.
Cylinders 5-8:
Necessary preliminary work
Remove left CYLINDER HEAD COVER
Remove FAN COWL with electric fan
Remove BELT PULLEY for air con
Components Involved
The following graphic shows all the components of the power window system
together with the respective
control units and control elements.
Fig. 28: Identifying Power Window System Components
COMPONENTS DESCRIPTION CHART
Car Access System 4
Junction box electronics
Remote co