4 Runner 2WD L4-2693cc 2.7L DOHC MFI (1997)
Locations-Engine Room R/B Engine Compartment Left (Canada) (Fig 21)
Service Hints
I15-A LIGHT REMINDER RELAY (INTEGRATION RELAY)
6-GROUND: Approx. 12 Volts with Ignition SW at ON position
8-GROUND: Approx. 12 Volts with Ignition SW at ACC or ON position
4-GROUND: Approx. 12 Volts with Light control SW at TAIL or HEAD position
A-5-GROUND:Continuity with Front LH Door open
System Outline
With the Ignition SW in ACC position, current flows to TERMINAL 8. When the Ignition SW is turned to ON position, Current flows to TERMINAL
6. When the light control SW is turned to TAIL or HEAD position. Current is applied to TERMINAL 4.
LIGHT REMINDER SYSTEM
When the light control SW is in TAIL or HEAD position, The Ignition SW is turned to ON from OFF position, and the Driver's Door is opened
(Door Courtesy SW Front LH ON), the current flow to TERMINAL 6 and 8 of the light reminder relay stops. As a result, the relay is activated
and current flows from TERMINAL 4 of the Relay --> TERMINAL-A 5 --> TERMINAL 1 of Door courtesy SW LH --> to GROUND,
sounding the light reminder buzzer.