Head Lamp Control

WARNING: This page is about a different car, the 2013 Kia Sportage and 2012 Kia Sportage. However, it is still accessible from the selected car via links, so may be relevant.

This function describes the following features.
1. Turn on and off Head Lamp Low by Head Lamp Low Switch input.
2. Turn on and off Head Lamp Low by Escort Function.
3. Turn on and off Head Lamp Low by Auto Light Control Request.
4. Turn on and off Head Lamp High by Head Lamp High Switch input.
5. Turn on and off Head Lamp High and Low by Passing Switch Input.
6. Output control of Head Lamp Low.
7. Output control of Head Lamp High.
8. Output control of Head Lamp High Indicator.
9. Output control of EC DRL Lamp
Head Lamp Low Control
1. In IGN terminal State (b_IGN = ON), if turn on the Head Lamp LOW SW (L_HeadLampLowSW = ON) or Auto Light sensor value shows head lamp On, Head Lamp Low outputs are turned on (C_HLampLowON = On).
2. When Tail lamp Off and headlamp Off conditions are satisfied at the same time, Head Lamp LOW and Tail LAMP turned off simultaneous immediately.
Head Lamp High Control
1. In IGN terminal State (b_IGN = ON) and Head Lamp Low On (O_HeadLampLowCTRL = ON), if turn on the Head Lamp High SW (L_HeadLampHighSW = ON), Head Lamp High Outputs are turned on (C_HLampHighON = ON).
2. In Auto light mode, If Head Lamp High switch turn on, when Head lamp Low is 'on' then Head Lamp High activation.
3. So, in this case used head lamp low output signal. (O_HeadLampLowCTRL) this signal is active low, when HeadLampLow On condition, (O_HeadLampLowCTRL = On), it can get the head lamp high switch state.
4. when HeadLampLow Off condition (O_HeadLampLowCTRL = Off), head lamp high switch is not activated, even if multifunction Head Lamp High switch is on.
Passing Control
1. In IGN terminal State (b_IGN = ON), If Head Lamp Passing condition Input (b_PassingSW = ON) is detected then Head Lamp High Output (C_HLampHighON = ON) is turned on and Head Lamp Low Output (C_HLampLowON= ON) at the same time.
CANADA DRL (NA DRL)
1. If alternator is active (C_AltL = On), BCM activates CANADA DRL functionality and turns on the Head Lamp High (C_CANADA_DRLON=On).
2. Deactivation condition
1. Head Lamp Low On request by Head Lamp switch or auto Light Head Lamp Low control.
2. Head High On request by Passing switch.
3. Parking Brake switch On.
Fig 1: Passing Control Signal Chart
Courtesy of KIA MOTORS AMERICA, INC.
Escort Function
1. After user generates the call of head lamp low light (b_HeadLampLowSWOn = ON), if switch off ignition (b_IGN =Off and b_START=Off), and then keep Head Lamp Low Output On (C_HLampLowON= ON) state during 20 min.
2. And after open and close driver side door (C_DRVDRSW = ON → C_DRVDRSW = Off), user will have consequently lighting of head lamp low (C_HLampLowON = ON) during only 30 sec.
3. During active "Escort Function", if receive Lock request 2 times (b_2LOCK =2) or cancel the lighting request of head lamp low (L_HeadLampLowSW = Off&L_AutoLightSW = Off), this function is released.

NOTE: While escort function is activated, Tail lamp is keeping the turn on state and does not go to Autocut and after finish escort state and user removes key, it can go Autocut mode.

While the "Escort Function" is activated by 'Head Lamp Low Switch', if change from 'Head Lamp Low Switch' to 'Lamp Auto Switch', "Escort Function" is deactivated, because Lamp Auto mode is 'Lamp Off' condition.

While the "Escort Function" is activated by 'Lamp Auto Switch', if change from 'Lamp Auto Switch' to 'Head Lamp Low Switch', "Escort Function" is keeping the activation state, because of 'Head Lamp On' condition.

After IGN terminal off 20 minute timers is started, but as soon as door is opened and closed then 30 sec timer is engaged.

Fig 2: Escort Function Signal Chart

Courtesy of KIA MOTORS AMERICA, INC.

T1: Ecsort 20m time, T2: Ecsort 30s time

Fig 3: Escort Function Signal Chart

Courtesy of KIA MOTORS AMERICA, INC.

T1: Ecsort 20m time, T2: Ecsort 30s time