{"model":"mk2","model_name":"MK2 Supra","vehicle":"Toyota Supra A60 (1982–1986, 5M-GE)","document":"Repair Manual","section":"BE","section_name":"Body Electrical System","page":64,"pages_in_section":121,"title":"Body Electrical System","section_header":"Body Electrical System — Heater","ocr_text":"2. INSPECT RELAY OPERATION\n(a) Apply battery voltage across terminals 1 and 3.\n(b) Check that there is continuity between terminals 4 and 5.\n(c) Check that there is no continuity between terminals 2 and 4.\nIf operation is not as specified, replace the relay.\n\nHeater Blower Resistor\n\nINSPECTION OF HEATER BLOWER RESISTOR\nINSPECT RESISTOR CONTINUITY\nCheck that there is continuity between terminals 1 and 3.\nIf there is no continuity, replace the resistor.\n\nHeater Control\n\nADJUSTMENT OF HEATER CONTROL\n\nSET AIR INLET DAMPER\nSet the air inlet damper and control lever to \"FRESH\".\n\nSET MODE SELECTOR DAMPER\nSet the mode selector damper and control lever to \"VENT\".\n\nSET BALANCE DAMPER\nSet the balance damper and control lever to the center position.\n\nTEST CONTROL CABLE OPERATION\nMove the control levers left and right and check for stiffness and binding through full range of the 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