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
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Necessary preliminary work
Remove ACOUSTIC COVER
Disconnect NEGATIVE BATTERY TERMINAL
Remove left CHARGE AIR COOLER
Remove INTAKE FILTER HOUSING
Remove EXPANSION TANK.
Remove coolant pipe from cylinder head cover (E71 only)
Remove coolant valve for heater feed line
Disconnect FUEL FEED LINE
IMPORTANT: Excess pressure and vacuum lines are identified by the size of
the connection
fittings and color-coded red and blue and must not be mixed up with each
other.
Build up pressure with Blue color.
Generate vacuum pressure with Red color.
Mixing up the functions will result in damage to th