{"model":"mk2","model_name":"MK2 Supra","vehicle":"Toyota Supra A60 (1982–1986, 5M-GE)","document":"Repair Manual","section":"FI","section_name":"EFI System","page":69,"pages_in_section":80,"title":"Circuit Opening Relay","section_header":"EFI System — Electronic Control System","ocr_text":"Circuit Opening Relay\n\nECU +B\nNo. 1 Main Relay\nB\nECU IG\nIG\nECU STA\nSTA\nCircuit\nOpening\nRelay\nFp\nFc\nE₁\nFuel\nPump\nCombination Meter\nFuel Pump\nSwitch\nAir Flow Meter\n\nINSPECTION OF CIRCUIT OPENING RELAY\n\n1. CHECK CIRCUIT OPENING RELAY OPERATION\n(a) Remove the left kick panel.\n(b) Using a voltmeter, check that the meter indicates voltage at Fp terminal during engine cranking and running.\n(c) Stop the engine.\n\nVoltmeter\nFp\nFI101E\n\n2. MEASURE RESISTANCE OF CIRCUIT OPENING RELAY\n(a) Disconnect the connector.\n(b) Measure the resistance between each terminal.\n\nSTA\nB\nFp\nE₁\nFc\nBE0002\n\nBetween terminals | Resistance (Ω)\nSTA — E₁ | 17 — 25\nIG — Fc | 88 — 132\n+B — Fp | 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transcript of a scanned Toyota factory manual page; verify critical values (torque specs, part numbers) against the image."}