{"model":"mk2","model_name":"MK2 Supra","vehicle":"Toyota Supra A60 (1982–1986, 5M-GE)","document":"Repair Manual","section":"AT","section_name":"Automatic Transmission","page":17,"pages_in_section":120,"title":"Trouble No. 5 No lock-up (After warm-up)","section_header":"Automatic Transmission — Electric Control","ocr_text":"AUTOMATIC TRANSMISSION — Electric Control                                    AT-17\n\nTrouble No. 5        No lock-up (After warm-up)\n\nWarm up engine\nCoolant temp:    80°C (176°F)\nATF temp:        50 — 80°C (122 — 176°F)\n\nRead diagnostic code (See page AT-8)\n                                                    Output\n                                                    diagnostic code\nNo indicated                                                            Proceed to trouble No. 1 (AT-12)\n\nRoad test\nConnect a voltmeter to DG terminal and body\nground. Is there 7, 5 or 3V in the lock-up range        Yes      •    No. 3 solenoid stuck\nwhile driving?                                                    •    Faulty transmission\n                                                                  •    Faulty lock-up mechanism\nNo\n\nIs voltage between ECT ECU\nBR and GND terminal as follows?                          Yes      •    Faulty computer power source\nBrake pedal depressed : 12V                                           and earth.\nBrake pedal released :   0V                                       •    Faulty throttle position signal\n\nNo\n\nFaulty brake 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transcript of a scanned Toyota factory manual page; verify critical values (torque specs, part numbers) against the image."}