Hyundai Azera: Body Control Module (BCM) Schematic Diagrams
Fifth generation HG (2011–2025) / Hyundai Azera 2011-2025 Service Manual / Body Electrical System / BCM (Body Control Module) / Body Control Module (BCM) Schematic Diagrams
Fifth generation HG (2011–2025) / Hyundai Azera 2011-2025 Service Manual / Body Electrical System / BCM (Body Control Module) / Body Control Module (BCM) Schematic Diagrams
| BCM Connector Terminals |
BCM(IPM) Input Signal SPEC
| Signal Name | On/Off Judgment | Input Characteristics | Input acquisition VBAT Threshold Voltage |
| L_DRLOpt(NA) | On : 3.2V UnderOff : 4.2V Over | Pull up(ON:Gnd,OFF:Open) | Min:7V Max18V |
| L_HIDOpt | On : 3.2V UnderOff : 4.2V Over | Pull up (ON:Gnd,OFF:Open) | Min:7V Max18V |
| L_KeyIn | In : 4.0V UnderOut : 4.2V Over | Pull up(ON:Gnd,OFF:Open) | Min:7V Max18V |
| L_ACC | On : 6.8V OverOff : 6.2V Under | Pull down(Analog.) (ON:VB,OFF:Open) | Min:7V Max18V |
| A_IGN1 | On : 6.8V OverOff : 6.2V Under | Pull down(Analog.)(B+ Backup line)(ON:VB,OFF:Open) | Min:7V Max18V |
| V_BAT | - | Pull down(Analog.) (ON:VB,OFF:Open) | - |
| L_IGN2 | On : 6.8V UnderOff : 6.2V Over | Pull down(ON:VB,OFF:Open) | Min:7V Max18V |
| L_HoodSW | Open : 4.0V UnderClose : 4.2V Over | Pull up (ON:Gnd,OFF:Open) | Min:7V Max18V |
| L_ExternalTrunkSW | On : 4.0V UnderOff : 4.2V Over | Pull up(ON:Gnd,OFF:Open) | Min:7V Max18V |
| L_TrunkStatus | Open : 4.0V UnderClose : 4.2V Over | Pull up(ON:Gnd,OFF:Open) | Min:7V Max18V |
| L_DRVDRSW | Open : 4.0V UnderClose : 4.2V Over | Pull up(ON:Gnd,OFF:Open) | Min:7V Max18V |
| L_ASTDRSW | Open : 4.0V UnderClose : 4.2V Over | Pull up(ON:Gnd,OFF:Open) | Min:7V Max18V |
| L_RLDRSW | Open : 4.0V UnderClose : 4.2V Over | Pull up(ON:Gnd,OFF:Open) | Min:7V Max18V |
| L_RRDRSW | Open : 4.0V UnderClose : 4.2V Over | Pull up(ON:Gnd,OFF:Open) | Min:7V Max18V |
| L_RLDRUnlockSW | Unlock : 4.0V UnderLock : 4.2V Over | Pull up(ON:Gnd,OFF:Open) | Min:7V Max18V |
| L_RRDRUnlockSW | Unlock : 4.0V UnderLock : 4.2V Over | Pull up(ON:Gnd,OFF:Open) | Min:7V Max18V |
| L_WiperStopState | On : 3.3V UnderOff : 4.2V Over | Pull up(ON:Gnd,OFF:Open) | Min:7V Max18V |
| L_DefrosterSW | On : 3.3V UnderOff : 4.2V Over | Pull up(ON:Gnd,OFF:Open) | Min:7V Max18V |
| A_AutoLightSnsr | - | Pull down(Analog.) | - |
| L_HazardSW | On : 4.0V UnderOff : 4.2V Over | Pull up(ON:Gnd,OFF:Open) | Min:7V Max18V |
| L_HeadLampLowSW | On : 3.3V UnderOff : 4.2V Over | Pull up(ON:Gnd,OFF:Open) | Min:7V Max18V |
| L_BrkeFluidSnsr | On : 3.3V UnderOff : 4.2V Over | Pull up(ON:Gnd,OFF:Open) | Min:7V Max18V |
| L_PASSW | On : 3.3V UnderOff : 4.2V Over | Pull up(ON:Gnd,OFF:Open) | Min:7V Max18V |
| L_RearCurtainSW | On : 4.0V UnderOff : 4.2V Over | Pull up(ON:VB,OFF:Open) | Min:7V Max18V |
| L_PrkgBrakeSW | On : 3.3V UnderOff : 4.2V Over | Pull up(ON:Gnd,OFF:Open) | Min:7V Max18V |
| L_Ppos/L_KeyInterlockSW | On : 4.0V UnderOff : 4.2V Over | Pull up(ON:Gnd,OFF:Open) | Min:7V Max18V |
| L_DRVSeatBeltSW | Unbelt : 3.3V UnderBelt : 4.2V Over | Pull up(Belt:Gnd,Unbelt:Open) | Min:7V Max18V |
| L_ASTSeatBeltSW | Unbelt : 3.3V UnderBelt : 4.2V Over | Pull up(Belt:Gnd,Unbelt:Open) | Min:7V Max18V |
| L_ModeSW | Before delivering to Customer : 3.3V Ud After delivering to Customer : 4.2V Ov | Pull up(Unbelt:Gnd,Belt:Open) | Min:7V Max18V |
| L_BrakeSW | On : 4.0V UnderOff : 4.2V Over | Pull down(ON:VB, OFF:Open) | Min:7V Max18V |
| P_CrashUnlock | - | Pull up (PWM) | Min:7V Max18V |
| P_RainSnsrInput | - | Pull up (PWM) | Min:7V Max18V |
BCM(IPM) Output Signal SPEC
| Pin Name | Description | Pin Description | Load |
| P_RainSnsrOutput | Rain Sensor Output Signal | LowOutput (PWM) | - |
| O_SecurityIND | Security LED | LowOutput | LED |
| O_BAlarmHorn | Burglar Alarm Horn Output | LowOutput | Relay |
| O_ExternalBuzzer | External Buzzer | HighOutput(PWM) | Buzzer |
| O_WiperLow | Wiper Speed Low | LowOutput | Relay |
| O_WiperHigh | Wiper Speed High | LowOutput | Relay |
| O_HeadLampWasher | Head Lamp Washer | LowOutput | Relay |
| V_AutoLightPwr | Supplying Power with Auto Light Module | HighOutput | 5V |
| O_FootLamp | Foot Lamp Output | LowOutput (PWM) | Bulb |
| O_MoodLamp | Mood Lamp Output | LowOutput (PWM) | Bulb |
| O_RoomLamp | Room Lamp Output | LowOutput (PWM) | Bulb |
| O_TurnSigFL | Turn Left Signal Output (Front Side) | HighOutput | Bulb |
| O_TurnSigRL | Turn Left Signal Output (Rear Side) | HighOutput | Bulb |
| O_TurnSigFR | Turn Right Signal Output (FrontSide) | HighOutput | Bulb |
| O_TurnSigRR | Turn Right Signal Output (Rear Side) | HighOutput | Bulb |
| O_KeyHoleIllum | Key Illumination | LowOutput | Bulb |
| O_RearFog | Rear Fog Lamp Signal Output | LowOutput | Relay |
| O_RearPwdwPwr | Rear Power Window Power Control | HighOutput | Relay |
| O_RLPwdwUp | Rear Left Power Window Up signal | LowOutput | Relay |
| O_RLPwdwDn | Rear Left Power Window Down signal | LowOutput | Relay |
| O_RRPwdwUp | Rear Right Power Window Up signal | LowOutput | Relay |
| O_RRPwdwDn | Rear Right Power Window Down signal | LowOutput | Relay |
| O_ASTSeatBeltIND | Assistant Seat Belt Indicator | LowOutput | LED |
| O_KeySOL | Key Interlock Solenoid Control | LowOutput | Solenoid |
| O_ATMSol | ATM Solenoid Control | LowOutput | Solenoid |
| O_Defroster | Defroster Lamp Output | LowOutput | Relay |
| O_HeadLampLowLH | Head Lamp Low Left Signal Output | HighOutput (PWM) | Bulb/HID |
| O_HeadLampLowRH | Head Lamp Low Right Signal Output | HighOutput (PWM) | Bulb/HID |
| O_HeadLampHighLH | Head Lamp High Left Signal Output | HighOutput (PWM) | Bulb |
| O_HeadLampHighRH | Head Lamp High Right Signal Output | HighOutput (PWM) | Bulb |
| O_RearCurtainUp | Rear Curtain Up Signal Output | HighOutput | Motor |
| O_RearCurtainDn | Rear Curtain Down Signal Output | HighOutput | Motor |
| O_TailLampLH | Tail Lamp Left Signal Output | HighOutput | Bulb |
| O_TailLampRH | Tail Lamp Right Signal Output | HighOutput | Bulb |
| O_FrontFogLH | Front Fog Left Lamp Signal Output | HighOutput (PWM) | Bulb |
| O_FrontFogRH | Front Fog Right Lamp Signal Output | HighOutput (PWM) | Bulb |
| O_TrunkRelease | Trunk Release Output | LowOutput | Relay |
| O_AutoHLLDPwr | Head Lamp Leveling Device Power | HighOutput | - |
| O_StartInhibition | Engine Start Relay Inhibition Control | LowOutput | Relay |
| O_CtrDRUnlock | Door Lock Relay Output | LowOutput | Relay |
| O_CtrDRLock | Door Unlock Relay Output | LowOutput | Relay |
| O_DRVDRUnlock | Drive Door Unlock Relay Output | LowOutput | Relay |
| O_DarkCurrentLampRly | Dark Current Lamp Group Control | LowOutput | Relay |
| O_PASSWIND | RPAS Warning Operation Indicator | LowOutput (PWM) | Relay |
| O_ESSRLY | Emergency Stop Lamp Output | LowOutput | Relay |
| O_TailIntrCtrl | Tail Lamp Interior Output (5V) | HighOutput | - |
| O_DarkCurrentBodyCtrl | Dark Current Body Group Control (5V) | HighOutput | - |
| Block Diagram |
| Circuit Diagram |
Body Control Module (BCM) Components and Components Location
Components
...
Body Control Module (BCM) Description and Operation
Description
Communication network diagram
AbbreviationExplanationC_CANChassis Controller Area NetworkB_CANBody Controller Area NetworkMM_CANMulti media Controller Area NetworkSMKSmart Key ECUDDM ...
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SS-B Solenoid Valve(ON/OFF) Repair procedures
Inspection
1.
Turn ignition switch OFF.
2.
Disconnect the solenoid valver connector.
3.
Measure resistance between sensor signal terminal and sensor ground terminal.
4.
Check that the ...
Front Seat Frame Assembly Repair procedures
Replacement
•
Use a plastic panel removal tool to remove interior trim pieces to protect from marring the surface.
•
Take care not to bend or scratch the trim and pan ...
Fuel Filler Cap Description and Operation
Description
A ratchet tightening device on the threaded fuel filler cap
reduces the chances of incorrect installation, which would seal the fuel
filler. After the gasket on the fuel filler cap ...
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