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It outlines requirements for licensed stations and inspectors, including how to use prompts from the BAR-97 Emission Inspection System, OBD Inspection System (OIS), and Low Pressure Fuel Evaporative Test (LPFET) equipment. The manual covers pre-inspection and pre-repair checklists, detailed test requirements and conditions, visual inspection steps and result definitions, emission control functional tests, inspection report outcomes for pass or fail, repair data entry, and applicable test restrictions for directed vehicles.",{"@graph":69,"@context":122},[70,84,105],{"@type":71,"itemListElement":72},"BreadcrumbList",[73,77,79,82],{"item":74,"name":75,"@type":76,"position":8},"https://docshare.wps.com","Home","ListItem",{"item":78,"name":9,"@type":76,"position":14},"https://docshare.wps.com/document/",{"item":80,"name":35,"@type":76,"position":81},"https://docshare.wps.com/document/healthcare/",3,{"item":83,"name":65,"@type":76,"position":19},"https://docshare.wps.com/document/smog-check-manual-official-smog-check-inspection-procedures/269335/",{"url":83,"name":65,"@type":85,"image":86,"author":91,"headline":65,"publisher":94,"fileFormat":97,"inLanguage":63,"description":67,"dateModified":98,"datePublished":99,"encodingFormat":97,"isAccessibleForFree":100,"interactionStatistic":101},"DigitalDocument",{"url":87,"@type":88,"width":89,"height":90},"https://docshare.wps.com/thumbnails/smog-check-manual-official-smog-check-inspection-procedures/269335.png","ImageObject",300,407,{"name":92,"@type":93},"Levi","Person",{"url":74,"name":95,"@type":96},"DocShare","Organization","application/pdf","2026-10-23","2026-09-15",true,{"@type":102,"interactionType":103,"userInteractionCount":46},"InteractionCounter",{"@type":104},"ViewAction",{"@type":106,"mainEntity":107},"FAQPage",[108,114,118],{"name":109,"@type":110,"acceptedAnswer":111},"Who must follow the procedures in the Smog Check manual?","Question",{"text":112,"@type":113},"Licensed Smog Check stations and licensed inspectors must follow the procedures when conducting official Smog Check inspections.","Answer",{"name":115,"@type":110,"acceptedAnswer":116},"Which inspection systems are referenced for conducting Smog Check inspections?",{"text":117,"@type":113},"The manual references the BAR-97 Emission Inspection System, the OBD Inspection System (OIS), and the Low Pressure Fuel Evaporative Test (LPFET) equipment prompts.",{"name":119,"@type":110,"acceptedAnswer":120},"What sections cover visual inspection and emission control functional testing?",{"text":121,"@type":113},"Visual inspection procedures and result definitions are covered under the Visual Inspection section, while emission control functional tests are covered under Emission Control Functional Tests with specific functional test applications.","https://schema.org",{"og:url":83,"og:type":124,"og:title":65,"og:site_name":95,"og:description":67},"article",{"robots":126,"canonical":83},"index,follow",{"doc_id":128,"site_id":62},269335,1789450387,{"code":4,"msg":5,"data":131},{"doc_id":128,"user_id":132,"nickname":92,"user_avatar":133,"doc_module":4,"category_id":34,"category_name":35,"doc_title":65,"doc_description":67,"doc_content":134,"file_id":135,"file_url":136,"file_type":137,"file_size":138,"view_count":46,"is_deleted":4,"is_public":8,"is_downloadable":8,"audit_status":8,"page_count":139,"language":140,"language_code":63,"site_id":62,"html_lang":63,"table_of_contents":141,"faqs":142,"seo_title":143,"seo_description":67,"update_tm":129,"read_time":144},7971461740909,"https://ap-avatar.wpscdn.com/davatar_155a257f0dc6eb9ab79c44ca47cae57d","SMOG CHECK MANUAL  \nApril 2025  \nThis manual is incorporated by reference in Section 3340.45, Title 16, of the California Code of Regulations. It provides procedures for performing official Smog Check inspections. Licensed Smog Check stations and inspectors must follow these procedures, and the BAR-97 Emission Inspection System, OBD Inspection System (OIS), and Low Pressure Fuel Evaporative Test (LPFET) equipment prompts when conducting Smog Check inspections.  \nDepartment of Consumer Affairs  \nBureau of Automotive Repair  \n10949 North Mather Boulevard  \nRancho Cordova, CA 95670  \nSuggestions for improvement to this manual are welcomed. They should be directed to the Bureau of Automotive Repair, Smog Check Manual Author via email to [bar.industryhelpdesk@dca.ca.gov](bar.industryhelpdesk@dca.ca.gov).  \nTable of Contents  \nPre-Inspection/Pre-Repair Check List ..................................................................................................................3  \nTest Requirements ...............................................................................................................................................4  \n1.1.0 Inspector Access ................................................................................................................................5  \n1.1.1 Vehicle Identification Information ........................................................................................................5  \n1.2.0 Before Test Conditions .......................................................................................................................7  \n1.2.1 Acceleration Simulation Mode (ASM) Emission Inspection ................................................................8  \n1.2.2 Two Speed Idle Inspection (TSI) ........................................................................................................9  \n1.2.3 Emission Test Abort Conditions (ASM/TSI) ........................................................................................9  \n1.2.4 Exhaust Dilution/Sample Dilution ......................................................................................................10  \nVisual Inspection.................................................................................................................................................11  \n1.3.0 Visual Inspection...............................................................................................................................11  \n1.3.1 Visual Inspection Procedures ...........................................................................................................11  \n1.3.2 Emission Control System Labels ......................................................................................................14  \n1.3.3 Liquid Fuel Leak Inspection (Gasoline Only) ....................................................................................14  \n1.3.4 Visible Smoke Test ...........................................................................................................................15  \n1.3.5 Visual Inspection Result Definitions ..................................................................................................16  \nEmission Control Functional Tests .....................................................................................................................17  \n1.4.0 Functional Test Application ...............................................................................................................17  \n1.4.1 Malfunction Indicator Light (OBD I and OBD II) ................................................................................17  \n1.4.2 OBD II Functional Test .....................................................................................................................17  \n1.4.3 Ignition Timing Test ..........................................................................................................................18  \n1.4.4 EGR System Functional Tes","cbCaigMgK4lXOI7M","https://ap.wps.com/l/cbCaigMgK4lXOI7M","pdf",491892,43,"English","# Pre-Inspection/Pre-Repair Check List\n# Test Requirements\n## Inspector Access\n## Before Test Conditions\n# Visual Inspection\n## Visual Inspection Procedures\n# Emission Control Functional Tests\n## Functional Test Application\n# Smog Check Inspection Results\n## Vehicle Passes Smog Check\n## Vehicle Fails Smog Check\n# Repair Data\n# Miscellaneous\n## Test Restrictions for Directed Vehicles","[{\"question\":\"Who must follow the procedures in the Smog Check manual?\",\"answer\":\"Licensed Smog Check stations and licensed inspectors must follow the procedures when conducting official Smog Check inspections.\"},{\"question\":\"Which inspection systems are referenced for conducting Smog Check inspections?\",\"answer\":\"The manual references the BAR-97 Emission Inspection System, the OBD Inspection System (OIS), and the Low Pressure Fuel Evaporative Test (LPFET) equipment prompts.\"},{\"question\":\"What sections cover visual inspection and emission control functional testing?\",\"answer\":\"Visual inspection procedures and result definitions are covered under the Visual Inspection section, while emission control functional tests are covered under Emission Control Functional Tests with specific functional test applications.\"}]","SMOG CHECK MANUAL - Official Smog Check Inspection Procedures | PDF",108]