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Hyundai Equus: Description and Operation - BCM (Body Control Module) - Body Electrical System - Hyundai Equus VI 2009-2021 Service ManualHyundai Equus: Description and Operation

Description
Communication Network Diagram

Abbreviation
Explanation
C_CAN
Chassis Controller Area Network
B_CAN
Body Controller Area Network
MM_CAN
Multi media Controller Area Network
SMK
Smart Key Unit
DDM
Driver Door Module
ADM
Assist Door Module
RRDM
Rear Right Door Module
RLDM
Rear Left Door Module
PSM
Power Seat Module
APSM
Assist Power Seat Module
ARS
Armrest Switch
PAS
Parking Assist System
RSNR
Rain Sensor & Auto Light
ECW
Electric Control Wiper
SJB
Smart Junction Box
SCM
Steering Column Module
MFSW
Multi-Function Switch
SWRC
Steering Wheel Remote Controller
PTM
Power Trunk Module
SMK
Smart Key ECU
SRx
Stand-alone RF Receiver
HUD
Head Up Display
BCM
Body Control Module
ECU
Engine Control Unit
TCU
Transmission Control Unit
EPB
Electronic Parking Brake
ESC
Electronic Stability Control
SCC
Smart Cruise Control
BSD
Blind Spot Detection
EHPS
Electronic Hydraulic power Steering
DATC
Dual Automatic Temp Control
AFLS
Adaptive Front Lighting System
SAS
Steering Angle Sensor
TPMS
Tire Pressure Monitoring System
ACU
Airbag Control Unit
LDWS
Lane Departure Warning System
PSB
Pre-Safe Seat Belt
SBW
Shift By Wire
AVM
Around View Monitor
MTS
Mozen Telematics System
CUBIS
Car Ubiquitous System
RSE
Rear Seat Entertainment system
HU
Head Unit
MON
Monitor
RRC
Rear Remote Control
AMP
Amplifier
CCP
Center Control Panel
IMS SW
Integrated Memory System Switch
FAM
Front Area Module
PGS
Parking Guide System
EVP
Eva Vacuum Pump
FPCM
Fuel Pump Control Module
ODS
Occupant Detection System

Block Diagram

Function
Function
Description
Seat belt reminder
(Driver)
-
Seat belt switch OFF > IGN1 ON > Indicator blinking & buzzer ON for 6 sec.
-
Repeat the below patern 11 times after seat belt switch off and vehicel speed over 10km/h
(Indicator blinking & buzzer ON for 6 sec. > Indicator & buzzer OFF for 24 sec.)
Seat belt reminder
(Assist)
-
Seat belt switch OFF > IGN1 ON > Indicator blinking & buzzer ON for 6 sec.
-
Indicator blinking & buzzer ON  after seat belt switch off and vehicel speed over 10km/h
Parking start warning
-
Warning is ON when the IGN1 ON & Parking brake switch ON & vehicle speed over 5km/h.
Key operated warning
-
ACC ON and driver door open then Key operated warning is ON.
Rear defogger
-
IGN1 ON & ALTТL ON and defogger switch ON then operates for 20 min.
PAS warning
-
If the shift lever 'R' is ON, PAS sensor warning is ON via LIN communication.
SSB illumination control
-
If engine start is ON and driver door open, SSB illumination in ON for 20 min.
Front room lamp
-
If "4 door CLOSE & SMK fob UNLOCK" or "4 door CLOSE & key ON>OFF", the front room lamp is ON for 15 sec.
-
If key is OFF and driver door open, the front room lamp is ON for 20 min.
Rear room lamp
-
If "4 door CLOSE & SMK fob UNLOCK" or "4 door CLOSE & key ON>OFF", the rear room lamp is ON for 15 sec.
-
If key is OFF and driver door open, the rear room lamp is ON for 20 min.
Foot lamp
-
If "4 door CLOSE & SMK fob UNLOCK" or "4 door CLOSE & key ON>OFF", the foot lamp is ON for 15 sec.
-
If key is OFF and driver door open, the foot lamp is ON for 20 min.
Trunk open control
-
If all doors are unlock and trunk open switch is ON, trunk is open
(Non-PTGM option only)
Rear curtain control
-
If IGN ON and shift lever is 'R', rear curtain is down.
-
If IGN ON and shift lever is 'R > P', rear curtain is up.
Antitheft
-
All door close & key out and if the TX lock & all knob are lock, vehicle is ARMWAIT mode for 30 sec.
-
Vehicle change from ARMWAIT mode to ARM mode after 30 sec.
-
ALARM 27 seconds Is ON, If ARM mode and 'HOOD or 4 DOOR or Trunk is open'.

   
VI FL BCM does not control the wiper control (ECW), external lamp (FAM) and door control (DDM).
    Schematic Diagrams
    Circuit Diagram ...

    Body Control Module (BCM) Repair procedures
    Removal 1. Disconnect the negative (-) battery terminal. 2. Remove the crash pad lower panel after loosening the mounting screws. (Refer to Body - "Crash Pad Lower Panel") 3. Disconnect t ...

    See also:

    Specifications
    Specifications ItemSpecificationMaster cylinderTypeTandemCylinder I.D.25.4mm (1.00in)Piston stroke35±1mm (1.38in)Fluid level switchProvidedBrake boosterType8" + 9" TandemBoosting ratio9 : 1Front ...

    Components and Components Location
    Components Location 1. Smart Junction Box (SJB)2 . Body Control Module (BCM)3 . Smart Key Unit (SMK)4 . Driver Door Module (DDM)5 . Assis Door Module (ADM)6 . Cluster (CLU)7 . Around View Monitor ...

    Warning lights
    ✽ NOTICE - Warning lights Make sure that all warning lights are OFF after starting the engine. If any light is still ON, this indicates a situation that needs attention. Supplemental Restra ...

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