TSRM/MK4 Supra/Repair Manual
Repair ManualWiring Diagrams
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WD/Wiring Diagrams53 / 277
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POWER SOURCE (Current Flow Chart) — MK4 Supra Wiring Diagrams, page 53
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POWER SOURCE (Current Flow Chart) *1: (FOR CANADA) *2: (FOR USA) *Page Nos. of Related Systems Parts Code or Location Location CB or Fuse Page numbers (columns): 70 82 164 220 68 118 102 114 194 197 70 82 122 140 150 174 181 220 228 60 64 130 122 164 206 206 82 70 82 70 82 70 70 70 82 70 Column Headers (parts): Malfunction Indicator Lamp (Check Engine Warning Light) [Telltale Light LH] Telltale Light LH Charge Warning Light (Telltale Light RH) Open Door Warning Light (Telltale Light RH) Rear Light Warning Light (Telltale Light RH) Seat Belt Warning Light (Telltale Light RH) SRS Warning Light (Telltale Light RH) Telltale Light RH Theft Deterrent ECU TRAC Off SW Traction ECU Tension Reducer Solenoid LH Tension Reducer Solenoid RH VSV (for ACIS) VSV (for EGR) VSV (for EVAP) VSV (for Exhaust Bypass Valve) VSV (for Exhaust Gas Control Valve) VSV (for Fuel Pressure Up) VSV (for Intake Air Control Valve) CB or Fuse Terminal designations: T5 T6 T7 T8 T9 T11 T12 V1 V2 V3 V4 V5 V6 V7 ① J/B No. 1 rows: 7.5A HTR 7.5A IGN ● ● 7.5A RAD No. 2 7.5A ST ● 7.5A TURN 10A ECU-B ● ● ● 10A ECU-IG ● ● ● ● 10A GAUGE ● ● ● ● ● 10A MIR-HTR 10A PANEL ● ● 10A TAIL 15A CIG ● 15A SEAT-HTR 15A STOP ● 20A WIPER 30A DEFOG 30A DOOR ● ② R/B No. 2 rows: 7.5A ALT-S 7.5A DOME ● ● ● 7.5A DRL 7.5A TRAC ● 15A FOG 15A HAZ-HORN ● 15A HEAD (LH) *2 15A HEAD (LH-LWR) *1 15A HEAD (LH-UPR) *1 15A HEAD (RH) *2 15A HEAD (RH-LWR) *1 15A HEAD (RH-UPR) *1 20A RAD No. 1 30A ABS No. 2 30A EFI No. 1 ● ● ● ● ● ● ● 30A EFI No. 2 30A FAN 50A HTR 50A MAIN ● 60A ABS No. 1 60A POWER ● * These are the page numbers of the first page on which the related system is shown. The part indicated is located somewhere in the system, not necessarily on the page indicated here. [LOCATION] (1) : J/B No. 1 (See page 20) (2) : R/B No. 2 (See page 22) (3) : R/B No. 4 (See page 23) 52