Tacoma Extra Cab 4WD L4-2.7L (3RZ-FE) (1999)
Underhood Fuses And Relays
Service Hints
I15 (A) INTEGRATION RELAY
4-GROUND
: Approx. 12 Volts with light control SW at TAIL or HEAD position
(A) 5-GROUND
: Continuity with LH door open
System Outline
With the ignition SW in ACC position, current flows to TERMINAL 8 of the integration relay. When the ignition SW is turned to ON position, current
flows to TERMINAL 6 of the relay. When the light control SW is turned to TAIL or HEAD position, current is applied to TERMINAL 4 of the relay