Kia Rio: Function - BCM (Body Control Module) - Body Electrical System - Kia Rio UB 2012-2019 Service ManualKia Rio: Function

Function
Description
Front Washer & Wiper
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Settings: IGN2 On,
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Action : Washer switch On and  Off,
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Response : Controlling wiper relay for 2.5~3.8 sec.
INT Wiper
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Settings: IGN2 On,
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Action : Front wiper INT switch On,
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Response : Controlling Wiper relay On/Off with 2.2~10 sec period depending on INT_Volume
MIist Wiper
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Settings: IGN2 On,
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Action : Mist switch On,
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Response : Controlling Wiper relay On during Mist switch On
Rear Washer & Wiper
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Settings: IGN2 On,
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Action : Rear washer switch On and Off,
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Response : Controlling rear wiper relay during switched On,
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Controlling rear wiper relay for 2.5~3.8 sec. after switched Off
Rear Wiper ON
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Settings: IGN2 On,
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Action : Rear wiper On,
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Response : Controlling Rear wiper relay until switched Off
Rear INT Wiper
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Settings: IGN2 On,
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Action : Rear INT wiper On,
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Response : Controlling Rear wiper relay with 6 sec. period

Function
Description
Input
Output
Seatbelt Warning
 
 
 
 
 
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IGN On while belt off,
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IGN On while belt on,
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IGN On & Vehicle Speed > 9km/h while belt off,
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IGN On & Vehicle Speed > 20km/h while belt off,
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When IGN On & Vehicle Speed > 20km/h while belt on, belt off
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When Vehicle Speed > 20km/h & belt Off and Seatbelt Indicator Blinking and buzzer warning, belt On,
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Seat Belt Indicator On until belt on
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Seat Belt Indicator On for 6 sec.
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Seat Belt Indicator blinking
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Seat Belt Indicator blinking and buzzer warning starting
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Seat Belt Indicator blinking and buzzer warning starting
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Seat Belt Indicator Off and Buzzer Off
Parking Start Warnig
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IGN1 On & Parking Brake switch On & Vehicle Speed > 5km/h
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Parking Brake Warning Starting
RPAS Warning
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Gear Position R and PAS Sensors detecting warning,
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PAS Warning Starting according to warning level from PAS Sensors
SMK Warning
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SMK sends warning messages such asIDOUT WNG,ESCL Not locked Warning,ESCL Not Unlocked Warning,SSB Warning,
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Buzzer warning Starting according to SMK Warning Message
Rear Defogger Front Deicer
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IGN1 On & Alternator On & Defogger switch On,
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Defogger On & Deicer On for 20 min.
Power Window
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IGN1 On,
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IGN1 Off,
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less than 30 sec. after IGN1 turned off, and Driver Door Open
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Power Window enable all the time
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30sec. After IGN 1 turned off, Power Window disable
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Power window disable immediately
Tail Lamp Auto Cut
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Key In & Tail switch On → Key Off → Driver Door Open
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key In & Tail switch On → Key Off → Driver Door Open → Tail switch Off → Tail switch On
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Tail Lamp Off
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Tail Lamp On
Auto Light
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IGN1 On & Auto light switch On with day light condition
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IGN1 On & Auto light switch On with night light condition
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IGN1 on & Auto light switch on with day light condition → night light condition
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IGN1 on & Auto light switch on with night light condition → day light condition
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Tail lamp Off, Head Lamp Off
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Tail lamp On, Head Lamp On
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2.5sec. after sensing night light condition, Tail lamp On and Head Lamp On
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5sec. after sensing day light condition, Tail lamp Off and Head Lamp Off
Front Fog Lamp
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Front Fog switch On when IGN2 On & Tail lamp On
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Front Fog Lamp on
Room Lamp
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Any Door Open,
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All Door Closed & Key [On → Off] & Any Door Unlock,
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All Door Closed & Key [On → Off] & All Door Lock,
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Tx Unlock,
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Tx Lock while Room Lamp On,
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Room Lamp On for 20min.
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Room Lamp On for 30sec.
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Room Lamp Off
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Room Lamp On for 30sec.
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Room Lamp Off
Head Lamp
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IGN2 On & Head Lamp switch On,
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Head Lamp On
Escort
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IGN2 On, Head Lamp switch On → IGN Off,
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IGN2 On, Head Lamp switch On → IGN Off → Driver Door Open → Drive Door Close,
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Head Lamp On for 20 min.
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Head Lamp On for 30 sec.
Head Lamp Welcome
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Head Lamp switch On & All Door Closed & All Door Locked & Key Off & TX Unlock ,
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Head Lamp switch On & All Door Closed & All Door Locked & Key Off & TX Unlock → TX Lock before 15 sec timer expired,
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Auto light switch On & night light condition & All Door Closed & All Door Locked & Key Off & TX Unlock ,
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Head Lamp On & Tail lamp On for 15 sec.
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Head Lamp Off just after TX Lock
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Head Lamp On & Tail lamp On for 15 sec.
Key Reminder
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Key On & Driver/Assist door Open & Central switch Lock switch On,
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Key On & Driver/Assist Door Open & Driver/Assist Knob changes unlock → lock
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All Door Unlock. If knob keeps being in lock, BCM retries unlock 3 times
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All Door Unlock. If knob keeps being in lock, BCM retries unlock 3 times
Passive Reminder
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Passive Reminder signal received from SMK
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All Door Unlock and Buzzer warning starts
Crass Unlock
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Key On & Crash Signal received,
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All Door Unlock for 5 sec.
Speed Sensing
Auto door Lock
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IGN1 On & Alternator On & Any Door Unlock & Vehicle Speed >15km/h,
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IGN1 On & Alternator On & Vehicle Speed >15km/h & All Door Lock → Any Door unlock,
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All Door Lock
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All Door Lock
Shift-Lever
Auto door Lock
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IGN1 On & Alternator On & Shift-Lever Position [R] → not [R],
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All Door Lock
Key Off
Auto Door Unlock
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Any Door Lock & Key [In] → [Off]
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All Door Unlock
Shift-Lever
Auto door Unlock
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IGN1 On & Alternator On & Shift-Lever Position not [R] → [R],
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All Door Unlock
Navi Wake up
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Key Out & Tx Unlock/Passive Unlock received,
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Navigation Wakeup Signal sends
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No re-send within 1 min.
Tail Gate Release
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All Door Unlock & Tail Gate Open switch On,
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Passive Tailgate signal received,
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Tailgate Release
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Tailgate Release
Antitheft
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All Door Closed & Key Off & Tx Lock & All Door Closed,
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[Arm state] Door open without Tx unlock/Passive Unlock signal
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Armwait for 30 sec.
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Arm after 30 sec. without any interrupts
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Horn activates, Hazard lamp blinks

BCM Overview
The Body Control Module (A) supplies vehicle occupants with visual and audible information and controls various vehicle functions. To provide and receive information, the module is interface ...

Removal
1. Disconnect the negative (-) battery terminal. 2. Remove the crash pad lower panel. (Refer to the BD group - "Crash pad") ...

See also:

Seat Belt Switch Description
Via the seat belt/Door switch, the ISG function can detect that the driver has fastened the seat belt/door. If the driver has not fastened the seat belt/door, the ISG function reacts as follo ...

Rain Sensor Inspection
Rain Sensing Wiper 1. In IGN2 ON state, if auto switch input (LIN communication) is ON then both wiper low relay and wiper high relay outputs are controlled by the ...

35R Clutch Control Solenoid Valve(35R/C_VFS) Inspection
1. Turn ignition switch OFF. 2. Disconnect the solenoid valve connector. 3. Measure resistance between sensor ...

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