Car Access System, system overview: E60, E61, E63, E64 up to 09/2005
WARNING: This page does not describe the selected car, but rather 21 other vehicles, including the 2006 BMW Z4, 2006 BMW M3, 2006 BMW M Roadster, 2006 BMW M Coupe, and 2006 BMW 550i. However, it is still accessible from the selected car via links, so may be relevant.
Inputs/outputs
Fig 1: Identifying Car Access System, System Overview Inputs/Outputs: E60, E61, E63, E64 Up To 09/2005
CAR ACCESS SYSTEM, SYSTEM OVERVIEW INPUTS/OUTPUTS: E60, E61, E63, E64 UP TO 09/2005
| Item | Description | Item | Description |
|---|---|---|---|
| 1 | Body basic module (KBM) | 2 | Driver's door module (TMFA) |
| 3 | Safety and gateway module (SGM) | 4 | Passenger's door module (TMBF) |
| 5 | Digital engine electronics (DME) or digital diesel electronics (DDE) | 6 | Electronic transmission control (EGS) or sequential transmission (SMG) |
| 7 | Car Access System (CAS) | 8 | Terminal 15 wake-up wire output for PT-CAN |
| 9 | Terminal 30g output | 10 | Terminal 15 output - OBD socket - Light module - Relay for fuel heater on vehicles with DDE or relay for injectors on vehicles with DME |
| 11 | Terminal R output for: - Brake light switch - Clutch switch - Passenger-side seat-occupancy detector |
12 | Terminal 15 wake-up wire output for Active Cruise Control (ACC) |
| 13 | Terminal 50 starter | 14 | Input from telephone control unit, wake-up line for the MOST |
| 15 | Bonnet contact switch | 16 | Ignition starter switch with ring antenna |
| 17 | Remote control (via FBD receiver) | 18 | Brake light switch |
| 19 | Clutch switch (for starter inhibitor on US vehicles with manual transmission) | 20 | Central locking button |
| 21 | Road-speed signal from Dynamic Stability Control (DSC) | 22 | Tailgate lock cylinder ("hotel" position) |
| 23 | Boot lid button in driver's footwell (US and Japan) | 24 | Convertible top module (E64 only) |
| byteflight | Fibre optics | K-CAN | Body CAN |
| PT-CAN | Powertrain CAN |
System circuit diagram
Fig 2: Identifying Car Access System, System Overview System Circuit Diagram: E60, E61, E63, E64 Up To 09/2005
CAR ACCESS SYSTEM, SYSTEM OVERVIEW SYSTEM CIRCUIT DIAGRAM: E60, E61, E63, E64 UP TO 09/2005
| Item | Description | Item | Description |
|---|---|---|---|
| 1 | Bonnet contact switch | 2 | Car Access System (CAS) |
| 3 | Clutch switch (for starter inhibitor on US vehicles with manual transmission) | 4 | Digital engine electronics (DME) or digital diesel electronics (DDE) |
| 5 | Intelligent battery sensor | 6 | Electronic transmission control (EGS) or sequential transmission (SMG) |
| 7 | Driver's door module (TMFA) | 8 | Terminal 50 starter |
| 9 | Terminal 15 wake-up wire output for Active Cruise Control (ACC) | 10 | Convertible top module (E64 only) |
| 11 | Safety and gateway module (SGM) | 12 | Front-passenger door module (TMBF) |
| 13 | Body basic module (KBM) | 14 | Tailgate lock cylinder ("hotel" position) |
| 15 | Terminal 15 relay | 16 | Telephone control unit (e.g. TCU = Telematic Control Unit) for waking up MOST on K-CAN |
| 17 | Relay for fuel heater on vehicles with DDE or relay for injectors on vehicles with DME | 18 | Terminal 30g relay |
| 19 | Light module (LM) | 20 | Steering column switch cluster (SZL) |
| 21 | Passenger-side seat-occupancy detector | 22 | Ring antenna in ignition starter switch |
| 23 | Ignition starter switch | 24 | Interior tailgate button in driver's footwell |
| 25 | Central locking button | 26 | FBD receiver (FBD= remote control) for remote control signals |
| 27 | Brake light switch | 28 | Road-speed signal from Dynamic Stability Control (DSC) |
| Kl. R | Terminal R | Kl. 15 | Terminal 15 |
| Kl. 15 REL | Terminal 15 relay | Kl. 15 WUP | Terminal 15 wake-up wire |
| Kl. 30 | Terminal 30 | Kl. 30g | Terminal 30g active |
| Kl. 30L | Terminal 30 load | ||
| EWS | Signal from electronic immobilizer | START | Signal to indicate end or beginning of starting procedure from DME or DDE |
| byteflight | Fibre optics | K-CAN | Body CAN |
| MOST | Media Oriented System Transport | PT-CAN | Powertrain CAN |