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ELECTRICAL
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2.2 Illuminated Ignition Switch (Key Hole) – Parallel to Roof Lamp
Description
The key hole shall be illuminated, for better visibility for the driver to insert or remove or change position of
the ignition key. The key slot on the ignition switch is accommodated with a LED. The key hole shall be
illuminated by BCM when the vehicle is unlocked and the driver door/Co-Driver door is opened. The LED
shall stay ON until the predefined time or till sometime after the driver and the co-Driver doors are closed or
until the ignition is made ON.
NOTE:
Refer the ‗Roof Lamp‘ functionality (Section 2.1) as the key hole LED will be connected in parallel
with the roof lamps hence the separate driving of the key hole LED will not be required.
2.3 Cockpit Illumination Control
2.3.1 Description
The Cockpit illumination shall be activated when the headlamps or position lamps are switched ON. The
BCM shall illuminate the LEDs on the cockpit.. The cockpit includes infotainment, Instrument Panel, Drive
Mode Switch such that they control their own LEDs to obtain the harmony of the lighting effect.
No cockpit dimming function is available in Q501 vehicle .
2.2.2 Conditional Requirements
Activation –
Headlamps or position lamps are switched ON.
Deactivation –
Headlamps or position lamps are switched OFF.
Tell-tale Indication –
•Backlight illumination on IC comes ON
On Fault –
Respective DTC logged.
2.2.3 Operating Voltage Range
DESCRIPTION
REQUIREMENT
VOLTAGE
Cockpit
Illumination
Control
Normal operating voltage
12V
Min & Max operating voltage range
9V-16V