Tacoma Extra Cab 2WD L4-2438cc 2.4L DOHC MFI (1997)
2. UNLOCK WARNING SYSTEM
With the Ignition Key inserted in the key Cylinder (Unlock SW ON), the Ignition SW still OFF and front LH door open (Door Courtesy SW ON),
when a signal is input to TERMINAL A-10 of the relay, the Integration Relay operates, current flows from TERMINAL A-5 of the relay -->
TERMINAL 7 --> GROUND and the Unlock Warning Buzzer Sounds.