INTERIOR ROOM LAMP CONTROL SYSTEM
System Diagram
System Description
OUTLINE- Interior room lamps* are controlled by interior room lamp timer control function of BCM. *: Map lamp (when map lamp switch is in DOOR position).
- Trunk room lamp is controlled by trunk room lamp control function of BCM.
- Step lamp is controlled by step lamp control function of BCM.
- Push-button ignition switch illumination is controlled by the push-button ignition switch illumination control function of BCM.
INTERIOR ROOM LAMP TIMER CONTROL
Interior Room Lamp Timer Basic Operation
- The interior room lamp turns ON and OFF (gradual brightening and dimming) by the interior room timer.
- BCM judges the vehicle condition with the following items. It activates the interior room timer.
- Ignition switch status
- Door switch signal (ALL)
- Door lock/unlock signal (remote keyless entry receiver, each request switch, door lock and unlock switch)
NOTE：
Each function of interior room lamp timer can be set by CONSULT-III. Refer to CONSULT-III Function (BCM - INT LAMP).
Interior Room Lamp ON Operation- BCM always turns the interior room lamp ON when any door opens.
- BCM activates the interior room timer in any of the following conditions to turn the interior room lamp ON for a period of time.
- Any door opens before all doors close.
- Ignition switch is turned ON → OFF.
- Any door unlock signal is detected when all doors close with ignition switch OFF.
NOTE：
Restart the timer if new condition is input during the timer operating time.
Interior Room Lamp OFF OperationBCM stops the timer in any of the following conditions to turns the interior room lamp OFF.
- The timer operating time is expired.
- Ignition switch position is other than OFF with all doors close.
- Any door lock operation is detected with all doors close.
TRUNK ROOM LAMP CONTROLBCM controls the trunk room lamp (ground-side) to turn ON with the trunk room lamp switch ON.
STEP LAMP CONTROLBCM controls the step lamp (ground-side) to turn ON with any door switch ON.
PUSH-BUTTON IGNITION SWITCH ILLUMINATION CONTROL Push-button Ignition Switch Illumination Basic Operation- BCM provides the power supply and the ground to turn the push-button ignition switch illumination ON.
- BCM cuts the ground supply while the each illumination (tail lamp) ON. BCM switches to the ground control with the meter illumination control function.
Push-button Ignition Switch Illumination ON OperationBCM turns the push-button ignition switch illumination ON in the following conditions.
- Ignition switch ON
- Each illumination (tail lamp) ON
- Any of the following conditions with ignition switch OFF
- Engine start permission is entered.
- Intelligent Key inserted into the key slot.
- Driver door is LOCK → UNLOCK.
- Driver door is open.
Push-button Ignition Switch Illumination OFF OperationBCM turns the push-button ignition switch illumination OFF in any of the following conditions.
- The push-button ignition switch illumination ON conditions do not satisfy.
- All of the following conditions with ignition switch OFF
- Each illumination (tail lamp) OFF
- The push-button ignition switch illumination ON conditions do not change (15 seconds after the ignition switch OFF) or the driver door is UNLOCK → LOCK.
Component Parts Location
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1. |
Door switch |
2. |
Request switch |
3. |
Map lamp |
|
4. |
Combination meter |
5. |
Push-button ignition switch (Push-button ignition switch illumination) |
6. |
Door lock and unlock switch |
|
7. |
Step lamp |
8. |
Trunk room lamp switch |
9. |
Trunk room lamp |
|
10. |
Remote keyless entry receiver |
11. |
BCM |
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A. |
Front door |
B. |
Trunk lid lock assembly |
C. |
Trunk room upward |
|
D. |
Behind the display |
E. |
Dash side lower (passenger side) |
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Component Description
|
Part |
Description |
|
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BCM |
|
|
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Transmits the lock/unlock signal to BCM. |
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Inputs a switch signal to BCM. |
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