Tacoma Regular Cab 4WD L4-2.7L (3RZ-FE) (1999)
Service Hints
B 6 BUCKLE SW
1-2
: Open with Driver's Seat Belt in use
D15 DOOR COURTESY SW LH
1-GROUND
: Closed with LH Door open
I15-A SEAT BELT WARNING RELAY (INTEGRATION RELAY)
6-GROUND
: Approx. 12 Volts with Ignition SW ON
12-GROUND : Always Approx. 12 Volts
A-7-GROUND: Always Continuity
A-5-GROUND: Continuity with LH Door open
A-10-GROUND
: Approx. 12 Volts with Ignition Key in Cylinder
A-2-GROUND: 0 Volts for 4-8 Seconds with Ignition SW ON and 12 Volts 4-8 Seconds after Ignition SW ON
System Outline
Current always flows to TERMINAL 12 of the integration relay through the DOME fuse.