Hyundai Kona: BCM (Body Control Module) / Description and operation

Description
Body Control Module (BCM) function
No
Item
Description
1
Washer Linked Wiper
If the washer switch is pressed ON for 0.06-0.2 second with the vehicle mode in IGN2, the wiper relay is turned ON 0.3±0.1 second after washer switch ON, and then the wiper relay is turned OFF 0.7±0.1 second later.
If the washer switch is pressed ON for over 0.2 second with the vehicle mode in IGN2, the wiper relay is turned ON 0.3±0.1 second after washer switch ON, and then the wiper relay is turned OFF 2.5-3.8 seconds (wiper activates 2-3 times) after washer switch OFF.
2
MIST Linked Wiper
If the wiper mist switch is pressed ON for 0.7 second with the vehicle mode in IGN2, the wiper relay is turned ON, and then OFF 0.7 second later.
If the wiper mist switch is pressed ON for over 0.7 second with the vehicle mode in IGN2, the wiper relay is turned ON, and then turned OFF 0.7 second after wiper mist switch OFF.
3
Variable INT Wiper
If the INT wiper switch is turned ON with the vehicle mode in IGN2, INT wiper operates intermittently (10 - 2.2 sec.) based on the INT volume setting.
4
Rear Defogger Deicer Timer
If the defogger switch is turned ON with the vehicle mode in alternator ON, defogger relay is turned ON for 20 minutes.
If the defogger switch is pressed one more time or if alternator mode is turned OFF while the defogger is ON, then the defogger relay is turned OFF.
5
KEY Inter Lock
If the KEY INTER LOCK switch is turned OFF with the vehicle mode in IGN1 ON or ACC ON, the key solenoidenoid output is turned ON and prevents the key from being removed.
6
ATM Shift Lock
If brake switch is turned ON with the vehicle mode in IGN1 ON and the shift lever in P position, ATM solenoid is turned ON to unlock the shift lever.
7
Trunk Release
Trunk release relay is turned ON for 0.2±0.02 second if TX trunk signal is received.
If trunk release switch is turned ON with all doors unlocked, trunk releaserelay is turned ON for 0.2±0.02 second.
(However, Trunk release switch is ignored when in ARMWAIT, ARM, REARM, or ALARM mode.)
If Interior trunk release switch is turned ON, trunk release relay is turned ON for 0.2±0.02 second.
(However, Trunk release relay is NOT turned ON of the vehicle speed is over 5km/h(3.1mi/h), or if the vehicle is in ARMWAIT, ARM, REARM, or ALARM mode.)
8
Power Window Timer
Power wIndicatorow relay is turned ON when the vehicle mode is switched to IGN ON.
When the vehicle mode is switched IGN ON → OFF, power window relay is turned ON for 30 seconds.
If a door is opened during the 30 second power window relay ON period, the power window relay is immediately turned OFF.
If a door is opened and the vehicle mode is switched IGN ON → OFF, power window relay is immediately turned OFF.
9
Seat Belt Reminder (Driver Side)
If Seat belt is not fastened, Indicator is turned ON at the first IGN ON, then turned OFF when the seat belt is fastened.
If the vehicle speed is over 20Km/h with Seat belt unfastened, Indicator blinks and chime buzzer is activated for 100 seconds.
While the vehicle speed is over 20Km/h with the seat belt fastened, then the seat belt is unfastened, Indicator blinks and chime buzzer is activated for 100 seconds. (Remider)
If the Seat belt is fastened or the vehicle mode is switched to IGN OFF while 100 sec. buzzer is activating, the Indicator blinking and the buzzer is turned OFF.
If the vehicle mode is switched to IGN ON with Seat belt unfastened, and vehicle speed exceeds 20Km/h with Indicator ON, Indicator blinks and chime buzzer is activated for 100 seconds.
10
Seat Belt Reminder (Passenger Side)
If there is no one in the passenger seat, then the system operates as if seat belt is fastened.
If Seat belt is not fastened, Indicator is turned ON at the first IGN ON, then turned OFF when the seat belt is fastened.
If the vehicle speed is over 20Km/h with seat belt unfastened, Indicator blinks and chime buzzer is activated for 100 seconds.
While the vehicle speed is over 20Km/h with the Seat belt fastened, then the seat belt is unfastened, Indicator blinks and chime buzzer is activated for 100 seconds. (Remider)
If the seat belt is fastened or the vehicle mode is switched to IGN OFF while 100 sec. buzzer is activating, the Indicator blinking and the buzzer is turned OFF.
If the vehicle mode is switched to IGN ON with Seat belt unfastened, and vehicle speed exceeds 20Km/h with Indicator ON, Indicator blinks and chime buzzer is activated for 100 seconds.
11
Seat Belt Reminder (Rear)
If Seat belt is not fastened, Indicator is turned ON for 35 seconds at the first IGN ON, then turned OFF when the seat belt is fastened.
If the vehicle speed is over 20Km/h with seat belt unfastened, Indicator blinks and chime buzzer is activated for 35 seconds.
If the vehicle speed is over 20Km/h with the seat belt fastened, then the seat belt is unfastened, Indicator blinks and chime buzzer is activated for 35 seconds. (Remider)
If the seat belt is fastened or the vehicle mode is switched to IGN OFF while 35 sec. buzzer is activating, the Indicator blinking and the buzzer is turned OFF.
If the vehicle mode is switched to IGN ON with seat belt unfastened, and vehicle speed exceeds 20Km/h with Indicator ON, Indicator blinks and chime buzzer is activated for 35 seconds.
12
KEY Operated Warning
If the driver door is opened with the KEY IN, buzzer is continuously activated at 1 second interval.
The buzzer is turned OFF if KEY OUT or the door is closed while the chime buzzer is activated.
13
Parking Brake Warning
If the vehicle speed exceeds 5Km/h(3.1mi/h) while the vehicle mode is in IGN1 and the parking brake is engaged, buzzer is sounded until the parking brake is released.
(Buzzer activates at 0.6 second ON and 0.4 second OFF at 1 second interval until the parking brake is released.)
14
Decayed Room Lamp
If a door is opened with the vehicle mode in IGN OFF, the room lamp is turned ON. If the door is closed, the room lamp is remained ON for 30 seconds then turned OFF. (dimmer 2±0.2 sec.)
If the door is remained opened, the room lamp is remained ON for 20 minutes, then turned OFF. (dimmer 2±0.2 sec.)
15
KEY Hole Illumination
Key illumination Lamp is turned ON if a door is opened while the vehicle mode in IGN1 switch OFF, and the Key illumination Lamp is turned OFF 30 seconds after the door is closed.
If the vehicle mode is switched to IGN1 ON while Key illumination lamp is ON, then the lamp is immediately turned OFF.
If the vehicle mode is switched to ARMWAIT while Key illumination lamp is ON, then the lamp is immediately turned OFF.
16
Tail Lamp Auto Cut
If Tail switch is switched OFF→ ON, the tail relay is turned ON.
If Tail switch is turned OFF, then the tail relay is turned OFF.
If KEY IN switch OFF & Tail switch ON & Driver Door OPEN while in KEY IN switch ON & Tail switch ON, the tail relay is turned OFF. (Auto OFF)
If KEY IN switch is turned ON after Auto OFF, then the tail relay is turned ON. Tail relay does not turn back ON even if the driver side door is opened → closed.
17
Head Lamp Escort
If the vehicle mode is switched from IGN1 to IGN1 OFF, and the haed lamp is turned ON by haed lamp switch or autolight, then the haed lamp is remained ON.
Haed lamp is turned OFF in case of any of the following conditions.
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