Lighting and Horns: Description and Operation

LIGHTING: LIGHTING SYSTEM: SYSTEM DIAGRAM

SYSTEM DIAGRAM










LIGHTING: LIGHTING SYSTEM: SYSTEM DESCRIPTION

SYSTEM DESCRIPTION

1. LIGHTING SYSTEM
(a) Illumination control system (Illuminated entry system):
When the doors are unlocked through a key or transmitter operation, or when a door is opened or closed, the illuminated entry system turns on the interior light.
(1) The main body ECU receives the following signals (A).

- Door courtesy light switch signal
- Door detection switch signal
- Ignition switch signal
(2) The main body ECU controls the following signal based on the signals listed in A.

- Illumination operation signal
(3) The main body ECU controls the on/off and fade-in/fade-out operation of the following parts.

- Room light assembly

(b) Battery saver system:
When the ignition switch is turned to OFF and any of the doors is open continuously for 20 minutes, the main body ECU turns the illumination operation signal off. As a result, the room light assembly turn off.
(1) The main body ECU receives the following signals (B).

- Door courtesy light switch signal
- Engine switch signal
(2) The main body ECU controls the following signal based on the signals listed in B (C).

- Illumination operation signal
(3) The main body ECU controls the illumination period of the following parts based on the signals listed in C.

- Room light assembly