BMW E90 - Page 113

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113

E90 General Vehicle Electrical

The locking pin (1) is snapped into place with the mechanism in the locked position. The

locking lever (8) rests on the drive carrier.

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Table of Contents1
Subject Page2
Introduction8
Primary Control Modules10
Functions of Junction Box Electronics Control Module10
Functions of Footwell Module12
Functions of Roof Function Center13
Functions of Car Access System14
Car Access System 2 - Input/Output16
Car Access System 2 - Circuit Diagram18
Central Locking20
Control Modules for Central Locking Function20
Car Access System 2 (CAS2)21
Footwell Module (FRM)21
Unlocking/Locking the Vehicle22
Unlocking Procedure23
Locking Procedure23
Using Identification Transmitter23
Center-Lock Button23
Mechanical Key/Spare Key23
Locking Button on Vehicle Doors24
Opening the Trunk Lid24
Opening with Remote Control/Identification Transmitter24
Opening with the Outer Trunk Lid Button24
Opening with the Inner Trunk Lid Button24
Special Functions25
Automatic Locking (Personal Profile)25
Selective Unlocking25
Unlocking after an Accident25
Location of Control Modules26
Footwell Module (FRM)26
Car Access System 2 (CAS2)26
Junction Box Electronics Control Module (JBE)26
Components of Central Locking System27
Controls27
Remote Control27
Center-Lock Button28
Driver's Door Lock Barrel28
Central Locking Drive Units28
Central Locking Drive Units in the Doors28
Central Locking Drive Units for Truck Lid and Fuel Filler Flap29
Manually Release for Fuel Filler Flap29
Lock Barrel, Trunk Lid29
Emergency Trunk Lid Release29
Central Locking - Inputs/Outputs30
Central Locking - Circuit Diagram32
Comfort Access35
Control Modules for Comfort Access Function36
Car Access System 2 (CAS2)36
Junction Box Electronics Control Module (JBE)36
Footwell Module (FRM)36
Electronic Outer Door Handle Module (TAGE)37
Functions of Comfort Access37
Passive Entry38
Unlocking38
Opening Trunk Lid38
Passive Go38
Issuing Start Enable38
Passive Exit39
Locking Procedure39
Special Comfort Access Functions40
ID Transmitters Remain in Vehicle40
ID Transmitter Remains in Trunk40
Engine Start Disable40
Starting Engine Without ID Transmitter41
Check Control Message, Terminal 1541
Unintentional Wake-Up Function41
Locking with Engine Running41
Components of Comfort Access System42
Comfort Access Control Module42
Identification Transmitter43
Voltage Monitoring43
Antennas for Comfort Access44
Locations of Exterior Antennas44
Locations of Interior Antennas44
Antenna in Outer Door Handles45
Antenna in Bumper45
Antennas for the Passenger Compartment45
Antenna for Luggage Compartment45
Electronic Outer Door Handle Module (TAGE)46
Design46
Sensors47
Functional Principle of the Capacitive Sensor47
Capacitive Sensor 147
Capacitive Sensor 248
Hall Sensor of the Outer Door Handle48
Lock in Driver's Door & Front Passenger's Door49
Comfort Access - Input/Output50
Comfort Access - Circuit Diagram52
Interior Lighting55
Control Modules for Interior Lighting55
Footwell Module (FRM)56
Switching on the Interior Lighting56
Switching-On Conditions56
Switching off Interior Lighting56
Switch-Off Conditions57
Electric Load Shutdown57
Terminal 58G57
Roof Functions Center (FZD)58
Terminal 58G58
Junction Box Electronics Control Module (JBE)58
Luggage Compartment Lighting58
Glove Compartment Lighting58
Car Access System 2 (CAS2)58
Interior Lighting Components59
Interior Lighting Unit, Front60
Interior Lighting Unit, Rear61
Interior Lighting - Input/Output (Option)62
Interior Lighting - Circuit Diagram (Option)64
Power Windows67
Control Modules for Power Windows67
Car Access System 2 (CAS2)68
Footwell Module (FRM)68
Junction Box Electronics Control Module (JBE)68
Opening & Closing68
Opening and Closing68
Opening and Closing with Toll Function68
Switch Cluster, Driver's Door69
Power Window Switch, Front Passenger's Door69
Power Window Switch, Rear Doors69
Convenient Opening and Closing70
Convenient Opening with Remote Control70
Convenient Closing with Remote Control70
Door Lock Barrel70
Convenient Closing with Comfort Access71
Indirect Anti-Trapping Protection71
Panic Mode71
Load Shut-Down, Terminal 5072
Thermal Protection of Power Window Motors72
Controls73
Driver's Door Switch Cluster73
Signal Evaluation of the Power Window Switches73
Remote Control74
Power Window Motors74
Initialization74
Initialization of Power Windows74
Initialization Via the Power Window Switches74
Initialization Via the BMW Diagnostic Equipment74
Power Window - Input/Output76
Power Window - Circuit Diagram78
Slide/Tilt Sunroof81
Control Modules for Sunroof Operation81
Car Access System 2 (CAS2)82
Footwell Module (FRM)82
Roof Function Center (FZD)82
Comfort Access (CA)82
Operation82
Slide/Tilt Sunroof Button82
Remote Control/ID Transmitter82
Driver's Door Lock Barrel82
Outer Door Handle82
Slide/Tilt Sunroof Motor83
Anti-Trapping Protection83
Blocking Protection83
Thermal Protection83
Panic Mode83
Terminal 58G83
Control84
Button for Slide/Tilt Sunroof84
Slide/Tilt Sunroof Motor84
Initialization84
Procedure84
Interruption in Power Supply85
Deleting the Initialization85
Slide/Tilt Sunroof - Input/Output86
Slide/Tilt Sunroof - Circuit Diagram88
Anti-Theft Alarm System (DWA)91
Control Modules for System Operation91
Roof Functions Center (FZD)91
Ultrasonic Passenger Compartment Sensor (USIS)91
Footwell Module (FRM)92
Junction Box Electronics Control Module (JBE)92
Car Access System 2 (CAS2)92
Functions of the Anti-Theft Alarm System92
Arming the Anti-Theft Alarm System92
Deactivating Tilt Alarm & USIS93
Disarming the Anti-Theft Alarm System93
Unlocking the Luggage Compartment94
Forced Disarming94
No Crosswise Operation94
Feedback from Anti-Theft Alarm System94
Feedback Via DWA LED94
Feedback Via Emergency Current Siren95
Feedback Via Blinking Lights95
Comfort Access95
Alarm Trigger96
Door Contact Signals96
Trunk Lid96
Hood96
Ultrasonic Passenger Compartment Sensor (USIS)96
Tilt Alarm Sensor97
Self-Monitoring of Emergency Current Siren97
Line Monitoring - DWA Bus97
Alarm Output98
Audible Alarm98
Visual Alarm98
Self- Contained/Integrated Alarm98
Panic Mode99
Alarm Termination99
Anti-Theft Alarm System - Input/Output100
Anti-Theft Alarm System - Circuit Diagram102
Electronic Steering Lock (ELV)104
Advantages of the ELV104
Control Modules for ELV104
Car Access System 2 (CAS2)104
Dynamic Stability Control (DSC)105
Junction Box Electronics Control Module (JBE)105
Electric Steering Lock (ELV)105
Operation of ELV105
Safety Concept105
Electronic Function105
Unlocking the Steering106
Valid Remote Control106
Enable (Release) of the Unlock Function106
Feedback107
Switching off the ELV Control Module107
Locking the Steering107
Lock Request107
ELV Control Module Switched on107
Locking the Steering108
Feedback108
Switching off the ELV Control Module108
Electric Steering Lock (ELV) - Circuit Diagram109
ELV Mechanism110
Locking Procedure111

BMW E90 - Page 113

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