3 Body Electrical System The Body Control Module (BCM) provides the following features: Switch illumination control Warning lamp control Power window control Tail & Headlamp control Wiper control Anti-theft control
4 Body Electrical System BCM Characteristic BCM & Antenna : Integrated type (Buzzer inside) Communication with Hi-scan pro
5 Body Electrical System Comparative Table (SM Vs CM) ItemsSMCM Washer & Wiper INT Wiper Defogger Delay Room Lamp Power Window Ignition Key Hall Illumination Auto Door Lock Auto Door Unlock Ignition Key Reminder
6 Body Electrical System Comparative Table (SM Vs CM) ItemsSMCM Central Door Lock/Unlock Tail Lamp Auto Cut Parking Brake Warning Auto Light & Head Lamp Control × 3 Km/h Output× Anti-theft & Keyless Entry Panic× Key Code SavingScanner
7 Body Electrical System Head Lamp Low Beam Control In ignition switch is on state, if head lamp switch is on then head lamp low and head lamp high relay are turn on. Ignition Switch ON OFF Head Lamp Low Beam Switch Head Lamp Low Beam Relay ON OFF ON OFF ON OFF Head Lamp High Beam Relay
8 Body Electrical System Tail Lamp Auto Cut Control Ignition Key Warning Switch On Off Tail Lamp Switch Tail Lamp Relay Driver Door Switch On Off Close On Open Off Auto Cut
9 Body Electrical System Auto Lighting System Ignition switch is turned on and multi function switch is at auto position, tail lamp relay output and head lamp low relay output are controlled according to auto light sensors input. Tail Lamp RelayHead Lamp Relay (Low/High) ON0.81V±0.05V0.36V±0.05V OFF1.41V±0.05V0.51V±0.05V
11 Body Electrical System Ignition Key Operation Warning Key Warning Switch On Off Driver Door Switch Buzzer Open Close On Off
12 Body Electrical System Ignition Key Hall Illumination T1 : 30±1s Ignition Switch On Off Driver, Passenger Door Switch On Off Ignition Key Hall Illumination On Off T1
13 Body Electrical System Parking Brake Warning Ignition Switch On Off Parking Brake On Off Vehicle Speed Buzzer On Off Over 10Km/h T1 : 2 3s T2 :2s Over 10Km/h T1 T2
14 Body Electrical System Rear Window Defogger T1 : 60±20ms T2 : 20±1 minutes Ignition Switch ON OFF ON OFF ON OFF ON OFF Alternator L Signal Rear Window Defogger Switch Rear Window Defogger Relay T1 T2
15 Body Electrical System Room Lamp Initial Condition EventRoom Lamp Room Lamp : Off Ignition Key : Remove All Door : Close All Door or Tail Gate : Open Close Room lamp turned on 30 sec, dims 2sec and turned off. Room Lamp : Off Ignition Key : Remove All Door : Close All Door or Tail Gate : Open not Close Room lamp is turned on 20 minutes and delayed out. Room Lamp : Off Ignition Key : Remove All Door : Close Transmitter Signal : UnlockRoom lamp is turned on 30 sec. * Room Lamp on 30 sec. (After door is closed.) Ignition Switch : On or Arm Wait mode or All door : Lock Off
16 Body Electrical System Power Window Control (After Ignition Off) Ignition Switch OFF ON Close Open Power Window Relay OFF ON Driver, Passenger Door Switch T1 T1 : 30±3S T1
17 Body Electrical System Central Door Lock When driver or passenger door key switch is turned Lock, the door lock relay is controlled to door LOCK. When driver or passenger door key switch is turned Unlock, the door unlock relay is controlled to door Unlock. The BCM receives Lock/Unlock signal from the transmitter, and outputs door Lock or Unlock. If door lock switch (P/Window) is Lock/Unlock, all door lock/unlock output is ON. In Arm mode, there is no door lock control from power window switch.
18 Body Electrical System Ignition Key Reminder Ignition Key Warning Switch Off On Door Unlock Relay T1 : 0.5S T2 : 1±0.2s T3 : 0.5±0.1s T4 : 0.5±0.1s Open Close On Driver, Passenger Door Switch Lock Unlock Off Driver, Passenger Door Lock Switch T1 T2T3 T4
19 Body Electrical System Auto Door Lock Ignition Switch Off On Vehicle Speed Lock Unlock Door Lock Relay T1 : More than 1sec Off On All Door Lock Switch T1 Over the selected speed.
20 Body Electrical System Crash Auto Door Unlock Ignition Switch OFF ON T1 : 200ms T2 : 40 ms T3 : 5±0.5S Normal Deployment Air Bag Signal OFF ON Door Unlock Relay T1 T2 T3 At crash door unlock condition, the Auto Door Lock function is not performed.
21 Body Electrical System Auto Door Unlock If ignition key is removed from key cylinder, auto door unlock is performed. This function should be operated, the vehicle is in auto door lock condition. Key Warning Switch Off On Lock Unlock Door Unlock Relay T1 : 0.5±0.1S Off On All Door Lock Switch T1
22 Body Electrical System Anti-theft Warning System – Arm Mode All Doors : Close Arm Wait (30 sec) Arm Mode Door Open Or Unlock Transmitter Lock Signal Disarm
23 Body Electrical System Anti-theft Warning System – Auto Lock Timer 1 Auto Lock Timer 1 Transmitter Unlock Signal All Doors: Close or Arm Mode Arm Wait (30sec) Arm Mode
24 Body Electrical System Anti-theft Warning System – Auto Lock Timer 2 Auto lock Timer 2 Transmitter Unlock Signal All Doors : Close Hood : Open Pre Arm Hood: Close Hood: Open Pre Arm Arm Wait (30 Sec) Arm Mode
25 Body Electrical System Anti-theft Warning System – Disarm Mode Alarm Door: Open Arm Mode Rearm TX Unlock Signal TX Lock Signal Arm Mode Arm Wait Door :Open Auto Lock Timer 1 Disarm Mode
26 Body Electrical System Anti-theft Warning System – Security Indicator ModeIndicator ARM WAITOn ARM Mode Blinking (On:0.3 sec, Off : 2 sec) DISARM Mode Blinking (On:0.3 sec, Off : 2 sec) Question In disarm mode, security indicator blinks same as arm mode. Why?
27 Body Electrical System Anti-theft Warning System – Other Function PANIC When panic button is pressed, horn and hazard lamp is on for 30 sec. Horn Answer Back If the BCM received transmitter Lock signal again within 4 seconds from when the arm mode is started, then horn output is performed 1 time. PANIC LOCK
28 Body Electrical System User Option – Auto Door Lock -Auto door lock disable -Auto door lock 20km/h -Auto door lock 25km/h -Auto door lock 30km/h -Auto door lock 35km/h -Auto door lock 40km/h
29 Body Electrical System User Option – Arm / Disarm by key -Change Enable or Disable -When this function is selected, mode changing of arm or disarm by key is possible.
30 Body Electrical System User Option – Horn Answer Back (North American Market only) -Change Enable or Disable
31 Body Electrical System User Option – Auto Light Control (North American Market only) -Change Enable or Disable
33 Body Electrical System Rain Sensor – Europe, North America (option) In ignition switch is on state, if AUTO switch, multi function switch, is on then wiper is controlled by the rain sensor signal. Diagnosis Step 1 1. With ignition on, move the multi function switch to Auto position. 2. Rotate the intermittent volume switch. (5th to 4th speed) 3. If a wipe occurs, then Fault A has been detected - Check coupler area on the windscreen is not damaged. - Check the sensor is secured to the coupler. Step 2 4. Rotate intermittent volume switch one more setting.(4th to 3th speed) 5. If a wipe occurs, then Fault B has been detected. - Sensor should be removed and replaced with a known good sensor.
34 Body Electrical System Air Bag Air Bag (option) Impact Sensor Driver Air Bag + Passenger Air Bag + Side Air Bag(2) + Curtain Air Bag(2) + Belt Pre-tensioner - Front Impact Sensor (2) - Side Impact Sensor (4) - Front and Side Impact Sensor inside of ACU
35 Body Electrical System Air Bag CrashInput SignalEvent Front Crash Front Impact Sensor ACU (Impact Sensor) Driver and passenger air bags are deployed. Pre-tensioners are deployed. Side Crash Side Impact Sensor ACU (Impact Sensor) Curtain air bag is deployed. Side air bag is deployed. Rear Crash No signal There is no air bag deployment. Air Bag Warning Lamp Indication - System Normal - System Abnormal Air Bag Deployment
36 Body Electrical System LIN Communication – if the vehicle has IMS (North American Market only) IMS SW DDM ADM SEAT IMS * DDM (Master), ADM(Slave), IMS(Slave)
37 Body Electrical System LIN Communication – if the vehicle has IMS (North American Market only) IMS ECU * Memorizes the seat position and regenerates. * Send the gear shift P position signal to DDM (LIN). * Seat position change by manual switch. DDM * Transmit IMS Set switch signal (LIN) to IMS module. * Transmit IMS memory 1 signal (LIN) to IMS module. * Transmit IMS memory 2 signal (LIN) to IMS module. * Vehicle Speed (BCM DDM LIN IMS) * Memorizes the driver door outside mirror position and regenerates. * Send the signal to ADM to memorize or regenerate for the passenger outside mirror. (LIN) * Send the signal to ADM to operate the power window. (LIN) ADM* Memorizes the passenger door outside mirror position and regenerates.
38 Body Electrical System LIN Communication Control Function with Communication Rear Window Up/Down Rear Window Lock LIN communication is applied if the vehicle has IMS. - LIN communication is applied if the vehicle has IMS. - Rear window is not controlled by communication same as conventional type. Passenger Power Window Up/Down Passenger Outside Mirror Folding Passenger Outside Mirror Position IMS Memory regeneration Control Function without Communication Power Window