TSRM/MK4 Supra/Repair Manual
Repair ManualWiring Diagrams
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WD/Wiring Diagrams206 / 277
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SERVICE HINTS — MK4 Supra Wiring Diagrams, page 206
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SERVICE HINTS REAR WINDOW DEFOGGER RELAY (4) 3 –(4) 5 : CLOSED WITH IGNITION SW AT ON POSITION AND REAR WINDOW DEFOGGER SW [HEATER CONTROL SW] ON : PARTS LOCATION CODE SEE PAGE CODE SEE PAGE CODE SEE PAGE A13 B 28 N 2 29 R18 B 30 A14 A 28 N 3 A 30 R19 C 30 H13 29 R16 30 J 1 29 R17 30 : RELAY BLOCKS CODE SEE PAGE RELAY BLOCKS (RELAY BLOCK LOCATION) 4 23 R/B NO. 4 (LEFT KICK PANEL) : JUNCTION BLOCK AND WIRE HARNESS CONNECTOR CODE SEE PAGE JUNCTION BLOCK AND WIRE HARNESS (CONNECTOR LOCATION) 1C 20 FLOOR NO. 2 WIRE AND J/B NO.1 (LEFT KICK PANEL) 1D 20 FRONT DOOR LH WIRE AND J/B NO.1 (LEFT KICK PANEL) 1H 1J 20 COWL WIRE AND J/B NO.1 (LEFT KICK PANEL) 1K : CONNECTOR JOINING WIRE HARNESS AND WIRE HARNESS CODE SEE PAGE JOINING WIRE HARNESS AND WIRE HARNESS (CONNECTOR LOCATION) IC2 36 FLOOR NO. 2 WIRE AND COWL WIRE (LEFT KICK PANEL) IF1 36 INSTRUMENT PANEL WIRE AND COWL WIRE (INSTRUMENT PANEL REINFORCEMENT LH) IL1 38 FRONT DOOR RH WIRE AND INSTRUMENT PANEL WIRE (RIGHT KICK PANEL) BM1 40 BACK DOOR NO. 1 WIRE AND FLOOR NO. 2 WIRE (LEFT SIDE OF PACKAGE TRAY TRIM) BO1 40 BACK DOOR NO. 2 WIRE AND BACK DOOR NO. 1 WIRE (BACK DOOR UPPER LEFT) : GROUND POINTS CODE SEE PAGE GROUND POINTS LOCATION IE 36 LEFT KICK PANEL IH 36 RIGHT KICK PANEL : SPLICE POINTS CODE SEE PAGE WIRE HARNESS WITH SPLICE POINTS CODE SEE PAGE WIRE HARNESS WITH SPLICE POINTS I 4 38 COWL WIRE I 6 38 FLOOR NO. 2 WIRE A13 B ORANGE A14 A ORANGE H13 ORANGE J 1 N 2, N 3 A R16, R17 R18 B GREEN R19 C (HINT : SEE PAGE 7) 209