{"model":"mk4","model_name":"MK4 Supra","vehicle":"Toyota Supra A80 (1993–2002, 2JZ-GE / 2JZ-GTE)","document":"Repair Manual","section":"TC","section_name":"Turbocharger System 2JZ-GTE","page":4,"pages_in_section":23,"title":"Abnormal Noise","section_header":"Engine — Turbocharger System (2JZ-GTE)","ocr_text":"ABNORMAL NOISE\n\n(Possible Cause)                              (Check Procedure and Correction Method)\n\n1. TURBOCHARGING HEAT INSULATOR\n   RESONANCE\nCheck for loose, improperly installed or deformed insulator mounting bolts, and repair or replace as necessary.\n\n2. EXHAUST PIPE LEAKING OR\n   VIBRATING\nCheck for deformed exhaust pipe, loose mounting bolts or damaged gasket, and repair or replace as necessary.\n\n3. ERRATIC TURBOCHARGER\n   OPERATION\nRefer to item 6 of INSUFFICIENT ACCELERATION, LACK OF POWER OR EXCESSIVE FUEL CONSUMPTION.\n\nEXCESSIVE OIL CONSUMPTION OR WHITE EXHAUST\n\n(Possible Cause)                              (Check Procedure and Correction Method)\n\nFAULTY TURBOCHARGER SEAL\nCheck for oil leakage in exhaust system.\n• Remove the turbine elbow from the turbocharger and check for excessive carbon deposits on the turbine wheel. Excessive carbon deposits indicate a faulty turbocharger.\nCheck for oil leakage in intake air system.\n• Check for axial and radial play of turbine shaft and replace the turbocharger if necessary.\n(See page EG-158)\nMaximum axial play :  0.110 mm (0.0045 in.)\nMaximum radial play :  0.162 mm (0.0064 in.)\nNOTICE: Some oil mist in the blowby from the PCV is normal.\nDo not mistake it for an oil leak from the turbocharger.","image":"https://tsrm.sasquatchvc.com/images/mk4/TC/TC_004.png","url":"https://tsrm.sasquatchvc.com/mk4/tsrm/TC/4","prev":{"page":3,"url":"https://tsrm.sasquatchvc.com/mk4/tsrm/TC/3","api":"https://tsrm.sasquatchvc.com/api/pages/mk4/tsrm/TC/3"},"next":{"page":5,"url":"https://tsrm.sasquatchvc.com/mk4/tsrm/TC/5","api":"https://tsrm.sasquatchvc.com/api/pages/mk4/tsrm/TC/5"},"section_url":"https://tsrm.sasquatchvc.com/mk4/tsrm/TC","section_api_pages":["https://tsrm.sasquatchvc.com/api/pages/mk4/tsrm/TC/1","https://tsrm.sasquatchvc.com/api/pages/mk4/tsrm/TC/2","https://tsrm.sasquatchvc.com/api/pages/mk4/tsrm/TC/3","https://tsrm.sasquatchvc.com/api/pages/mk4/tsrm/TC/4","https://tsrm.sasquatchvc.com/api/pages/mk4/tsrm/TC/5","https://tsrm.sasquatchvc.com/api/pages/mk4/tsrm/TC/6","https://tsrm.sasquatchvc.com/api/pages/mk4/tsrm/TC/7","https://tsrm.sasquatchvc.com/api/pages/mk4/tsrm/TC/8","https://tsrm.sasquatchvc.com/api/pages/mk4/tsrm/TC/9","https://tsrm.sasquatchvc.com/api/pages/mk4/tsrm/TC/10","https://tsrm.sasquatchvc.com/api/pages/mk4/tsrm/TC/11","https://tsrm.sasquatchvc.com/api/pages/mk4/tsrm/TC/12","https://tsrm.sasquatchvc.com/api/pages/mk4/tsrm/TC/13","https://tsrm.sasquatchvc.com/api/pages/mk4/tsrm/TC/14","https://tsrm.sasquatchvc.com/api/pages/mk4/tsrm/TC/15","https://tsrm.sasquatchvc.com/api/pages/mk4/tsrm/TC/16","https://tsrm.sasquatchvc.com/api/pages/mk4/tsrm/TC/17","https://tsrm.sasquatchvc.com/api/pages/mk4/tsrm/TC/18","https://tsrm.sasquatchvc.com/api/pages/mk4/tsrm/TC/19","https://tsrm.sasquatchvc.com/api/pages/mk4/tsrm/TC/20","https://tsrm.sasquatchvc.com/api/pages/mk4/tsrm/TC/21","https://tsrm.sasquatchvc.com/api/pages/mk4/tsrm/TC/22","https://tsrm.sasquatchvc.com/api/pages/mk4/tsrm/TC/23"],"note":"OCR transcript of a scanned Toyota factory manual page; verify critical values (torque specs, part numbers) against the image."}