Push-Button Ignition Switch Illumination Control

WARNING: This page is about a different car, the 2017 Infiniti Q70L. However, it is still accessible from the selected car via links, so may be relevant.

PUSH-BUTTON IGNITION SWITCH ILLUMINATION BASIC OPERATION

BCM controls the ON/OFF status of push-button ignition switch illumination according to vehicle status.

HEART BEAT OPERATION

BCM repeats brightening and dimming operation of push-button ignition switch illumination when any of the following conditions are satisfied.

Welcome light function operates.
When ignition switch is OFF and any of the following conditions are satisfied.
- Driver door changes from closed to open
- Intelligent Key ID comparison is OK and driver side door changes from open to closed
- ID comparison by Intelligent Key transponder is OK
- Driver door is unlocked

ILLUMINATION ON OPERATION

When ignition switch is ON, or tail lamp is ON, push-button ignition switch illumination turns ON.

DIMMING OPERATION

When tail lamp is OFF and ignition switch is change from ON to OFF, ignition switch illumination dims to 50% brightness.

ILLUMINATION OFF OPERATION

When Push-button ignition switch illumination is at 100% brightness, if the next condition is satisfied, push-button ignition switch illumination turns OFF.

Tail lamp turns OFF while ignition switch is OFF.

When push-button ignition switch illumination is at 50% brightness or, when in heartbeat status any of the following conditions are satisfied, push-button ignition switch illumination turns OFF.

When welcome light function is not operating and any on the following conditions is satisfied.

All of following conditions satisfied.
- Driver side door is closed
- Driver side door is locked
- Intelligent Key ID comparison is NG
- Comparison of Intelligent Key ID by transponder is NG
Driver side door from unlock to lock
15 seconds* after start of heartbeat operation.
*:During the heartbeat status, 15 second timer resets when either of the following conditions are satisfied.
- Driver door changes from closed to open
- Intelligent Key ID comparison is OK and driver side door changes from open to closed
- ID comparison by Intelligent Key transponder changes from NG to OK
- Driver door changes from locked to unlocked