{"model":"mk2","model_name":"MK2 Supra","vehicle":"Toyota Supra A60 (1982–1986, 5M-GE)","document":"Electrical Wiring Diagram","section":"S27","section_name":"ECT System","page":2,"pages_in_section":4,"title":"ECT System","section_header":"","ocr_text":"27\n\n⑧ A/T INDICATOR S/H\n2-GROUND: 12 VOLTS WITH IGNITION S/H ON\n⑨ ECT ECU(ELECTRONIC CONTROL UNIT)(IGNITION S/H ON)\n19-GROUND: ALWAYS CONTINUITY\n2-GROUND: S=0→5→0→5 VOLTS\n3-GROUND: S=0→5 VOLTS } (SLOWLY DEPRESS THE ACCEL PEDAL)\n4-GROUND: S=0 VOLT\n1-19 : 0 VOLT WITH THROTTLE VALVE FULLY CLOSED\n4 VOLTS WITH THROTTLE VALVE OPENING ABOVE 1.5°\n18-19 : 12 VOLTS OR 0 VOLT WITH STANDING STILL\n8 VOLTS WITH ENGINE RUNNING,VEHICLE MOVING\n22-19 : 12 VOLTS WITH BRAKE PEDAL DEPRESSED\n0 VOLT WITH BRAKE PEDAL NOT DEPRESSED\n21-19 : 9 TO 18 VOLTS WITH SHIFT LEVER AT 2 POSITION\n0 TO 2 VOLTS WITH SHIFT LEVER AT EXCEPT 2 POSITION\n20-19 : 9 TO 18 VOLTS WITH SHIFT LEVER AT L POSITION\n0 TO 2 VOLTS WITH SHIFT LEVER AT EXCEPT L POSITION\n12-19 : 12 VOLTS\n10,11-19 : 0 VOLT\n5-19 : 12 VOLTS WITH O/D MAIN S/H ON\n0 VOLT WITH O/D MAIN S/H OFF\n24-19 : 12 VOLTS WITH STANDING STILL\n15-19 : 5(12) VOLTS WITH STANDING STILL\n4(10) VOLTS WITH ENGINE RUNNING\n8-19 : 12 VOLTS WITH PATTERN SELECT S/H AT PWR POSITION\n0 VOLT WITH PATTERN SELECT S/H AT NORM POSITION\n23-19 : 12 VOLTS\n17-GROUND: 0 VOLT WITH COOLANT TEMP.35-80°C(95-140°F)\n5 VOLTS WITH COOLANT TEMP.MORE THAN 70°C(158°F)\n(i) AISIN COMPUTER\n\n⑥ ECT SOLENOID\n1,2,4-GROUND: EACH 11-15 Ω\n① ② ③ SPEED SENSOR (COMB.METER)\n7-6,12-2: REVOLVE METER SHAFT AND CHECK THAT METER\nNEEDLE REPEATEDLY DEFLECTS FROM 0Ω TO ∞Ω\n\n⑥ O/D MAIN S/H\n1-3 : CLOSED WITH O/D MAIN S/H OFF\nOPEN WITH O/D MAIN S/H ON\n\nR-G\n\nG-B\n\nD02\n\n2 ①- 1 ①-- 5 ④(ANALOG METER)\n2 ⑧-- 2 ⑧-- 5 ④(DIGITAL METER)\n\nPWR\nNORM\n\nA/T INDICATOR\n\n6 ⑨--5 ④(ANALOG METER)\n6 ⑨--1 ④(DIGITAL METER)\n\nGR-Y\n\nW-B\n\nD/D MAIN S/H\n\nUNDER\nJ/B NO.3\n\nW-B\nW-B\nW-B\n\n18 21\n\n10 63\n\n8\n\nE\nR-B\n\nR-B\n\nN-B\n\nW-B\n\nGR-Y\n\n16\n\n2A\n\n2F\n\nUNDER J/B NO.3\n\n16\n\n18\n\n9\n\n2\n\n1\n\n3\n\n- 69 -","image":"https://tsrm.sasquatchvc.com/images/mk2-ewd/S27/S27_002.png","url":"https://tsrm.sasquatchvc.com/mk2/ewd/S27/2","prev":{"page":1,"url":"https://tsrm.sasquatchvc.com/mk2/ewd/S27/1","api":"https://tsrm.sasquatchvc.com/api/pages/mk2/ewd/S27/1"},"next":{"page":3,"url":"https://tsrm.sasquatchvc.com/mk2/ewd/S27/3","api":"https://tsrm.sasquatchvc.com/api/pages/mk2/ewd/S27/3"},"section_url":"https://tsrm.sasquatchvc.com/mk2/ewd/S27","section_api_pages":["https://tsrm.sasquatchvc.com/api/pages/mk2/ewd/S27/1","https://tsrm.sasquatchvc.com/api/pages/mk2/ewd/S27/2","https://tsrm.sasquatchvc.com/api/pages/mk2/ewd/S27/3","https://tsrm.sasquatchvc.com/api/pages/mk2/ewd/S27/4"],"note":"OCR transcript of a scanned Toyota factory manual page; verify critical values (torque specs, part numbers) against the image."}