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:
1. Opening spot-weld bonds
OPEN WELD SPOTS.
WARNING: Extract vapors and gases.
Use personal protective clothing/equipment.
Heat connecting flange with a hot-air blower. Heat components to max. 250ºC
object temperature.
Release connection flange with chisel.
Remove adhesive residue from connecti
Necessary preliminary tasks
Remove trim panels for door pillar.
Installation
Microencapsulated screws (Loctite) must be replaced and may not be
reused
Screw connection must be completed within 20 minutes (start of curing)
Microencapsulated screws must not be retightened
Clean thread of nut