{"model":"mk4","model_name":"MK4 Supra","vehicle":"Toyota Supra A80 (1993–2002, 2JZ-GE / 2JZ-GTE)","document":"Repair Manual","section":"TGTE","section_name":"Troubleshooting 2JZ-GTE","page":45,"pages_in_section":113,"title":"Inspection Procedure","section_header":"Engine — 2JZ-GTE Engine Troubleshooting","ocr_text":"EG-531\nENGINE – 2JZ-GTE ENGINE TROUBLESHOOTING\n\nINSPECTION PROCEDURE\n\nHINT: If diagnostic trouble codes \"22\" (engine coolant temperature sensor circuit), \"24\" (intake air temperature\nsensor circuit) and \"41\" (throttle position sensor circuit) are output simultaneously, E2 (sensor ground)\nmay be open.\n\n1 Check voltage between terminals THW and E2 of engine control module connector.\n\nON SST\nECM\n(B) 44,\n65\nE2 THW\nB68853\nFI6499\n\nP (1) Connect SST (check harness \"A\").\n(See page EG-510)\n(2) Turn ignition switch ON\n\nC Measure voltage between terminals THW and\nE2 of engine control module connector.\n\nOK\nEngine Coolant Temp. Voltage\n°C (°F)\n20 (68) 0.5 ~ 3.4 V\n(Engine is cool)\n80 (176) 0.2 ~ 1.0 V\n(Engine is hot)\n\nNG OK Check for intermittent problems.\n(See page EG-505)\n\n2 Check engine coolant temp. sensor.\n\nFI417B\n\nP Disconnect the engine coolant temp. sensor con-\nnector.\nC Measure resistance between terminals.\nOK Resistance is within Acceptable Zone on chart.\n\nResistance kΩ\n30\n20\n10\n5\n3\n2\n1\n0.5\n0.3\n0.2\n0.1\nAcceptable\n\nEngine Coolant Temp. Resistance\n°C(°F)\n20 (68) 2 ~ 3 kΩ\n80 (176) 0.2 ~ 0.4 kΩ\n\n-20 0 20 40 60 80 100\n(-4) (32)(68)(104)(140)(176)(212) Temp. °C (°F)\n\nOK NG Replace engine coolant temp. sensor.\n\n3 Check for open and short in harness and connector between engine control\nmodule and engine coolant temp. sensor (See page IN-30).\n\nOK NG Repair or replace harness or connector.\n\nCheck and replace engine control 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