{"model":"mk4","model_name":"MK4 Supra","vehicle":"Toyota Supra A80 (1993–2002, 2JZ-GE / 2JZ-GTE)","document":"Repair Manual","section":"TGE","section_name":"Troubleshooting 2JZ-GE","page":82,"pages_in_section":105,"title":"Troubleshooting 2JZ-GE","section_header":"Engine — 2JZ-GE Engine Troubleshooting","ocr_text":"EG–462\n\nENGINE – 2JZ–GE ENGINE TROUBLESHOOTING\n\n2  Check throttle position sensor.\n\n1 (E2)\n2 (IDL1)\n\nP  (1) Disconnect throttle position sensor connector.\n   (2) Disconnect the vacuum hose from the throttle\n       body. than apply vacuum to the throttle opener\n       (See page EG–219).\n\nC  Measure resistance between terminals 2 (IDL1)\n   and 1 (E2) of throttle position sensor connector.\n\nOK\nThrottle Valve          Resistance\nFully closed            Less than 0.5 kΩ\nOpened                  1 MΩ or higher\n\nOK\n\nNG  Adjust or replace throttle position sensor.\n    (See page EG–223)\n\nCheck and repair harmless or connector between en-\ngine control module and throttle position sensor.\n\n3  Check voltage between terminal A/C of engine control module connector and\n   body ground.\n\nSST\nECM\n\nA) 34\n\nA/C\n\nP  (1) Connect SST (check harness \"A\").\n       (See page EG–404)\n       SST 09990–01000\n   (2) Start the engine.\n\nC  Measure voltage between terminal A/C of engine\n   control module and body ground.\n\nOK\nA/C Switch              Voltage\nOFF                     7.5 – 14 V\nON                      0 – 1.5 V\n\nOK\n\nNG  Check A/C compressor circuit.\n    (See page AC–62)\n\nCheck and replace engine control 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