TSRM/MK4 Supra/Wiring Diagrams
Repair ManualWiring Diagrams
p.015
EC/Engine Control16 / 24
p.017
ENGINE CONTROL SYSTEM CIRCUIT — MK4 Supra Engine Control wiring diagram, page 16
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*1 : CALIFORNIA *2 : EXCEPT CALIFORNIA *3 : ENGINE AND ELECTRONICALLY CONTROLLED TRANSMISSION ECU B-O D1 B-O 9 B-O E26 B-O B-W BR TO COMBINATION METER B-O 3 C1 B-W MIIT 24 7.5A (GN) B-W E26 B-W (A1) B-Y B-R GR Y EXT C~ +B C 8 IGT IGF 13 MIIT 4 B-W B-Y B-W 24 33 75 BATT NSW IGSW M-REL 57 58 IGT IGF E 9 E10 ENGINE CONTROL MODULE (*3) B-R FPC2 D STA B EGR HT3 OX2 22 21 77 31 75 35 31 L-R P V-W L-R B-W HT O-Y V-V O B B-R BR-W 8 MIIT V 5 VSV (FOR EGR) SHIELDED L-R B-W 5 14 4 M42 M42 M42 B-R B-R B-R 20 E26 E27 E28 (*1) BR-W L-Y B-R SHIELDED 12 11 12 9 10 M41 M41 M41 M41 OXYGEN SENSOR SUB HEATED B-R L-Y L-Y BR-W 11 3 +B HT OX SHIELDED SHIELDED E1 V-W G B (*1) BR B-R B-W L-R BR 85