TSRM/MK2 Supra/Wiring Diagrams
Repair ManualWiring Diagrams
S20
S21/Unlock and Seat Belt Warning1 / 1
S22
21 UNLOCK AND SEAT BELT WARNING — MK2 Supra Unlock and Seat Belt Warning wiring diagram, page 1
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21 UNLOCK AND SEAT BELT WARNING 7.5A GAUGE 7.5A DOME 18 21 5 20 Y SEAT BELT WARNING RELAY 5 3 (ANALOG METER) 4 (DIGITAL METER) Y H 2 5 3 D SEAT BELT WARNING RELAY 4 6 1 G2 LG 15 G2 E S 2 BUCKLE S/W 1 5 C WARNING S/W 18 21 9 20 P-W 2 26 W-B 15 G2 W-B D COURTESY S/W LH UNDER J/B NO.3 © UNLOCK WARNING S/W CLOSED WITH IGNITION KEY IN CYLINDER © SEAT BELT WARNING RELAY 3-GROUND: ALWAYS 12 VOLTS (POWER FOR IGNITION KEY WARNING BUZZER) 2-GROUND: 12 VOLTS WITH IGNITION S/W AT IG POSITION (POWER AND SIGNAL OF BELT WARNING BUZZER FOR 4-8 SECONDS) 1-GROUND: CONTINUITY WITH DOOR OPEN AND IGNITION KEY IN CYLINDER (SIGNAL OF IGNITION KEY WARNING BUZZER) 6-GROUND: CONTINUITY UNLESS DRIVER'S LAP BELT IN USE (SIGNAL OF BELT WARNING BUZZER) 5-GROUND: 0 VOLT FOR 4-8 SECONDS WITH IGNITION S/W ON AND 12 VOLTS 4-8 SECONDS AFTER IGNITION S/W ON © BUCKLE S/W OPEN WITH DRIVER'S LAP BELT IN USE A 4 5 B 3 C BLACK 5 D BLUE 1 2 3 4 5 6 E I1|2 F 21 20 20 2 5 21 GREEN G2 I8|5 I8|5 - 56 -