Tài liệu học tập cơ bản khái quát về động cơ và các bộ phận trên ô tô phiên bản tiếng anh. Tài liệu này nhằm giúp chúng ta tiếp cận được cấu tạo chức năng của các bộ phận của xe. Với tài liệu này giúp các bạn sinh viên ngành cơ khí ô tô tiếp cận được những kiến thức cơ bản về ô tô và đồng thời nâng cao kiến thức tiếng anh. Bộ tài liệu này được soạn thảo bởi trường đào tạo và huấn luyện nghề ở Canada.
Chapter Preventative Maintenance and Basic Services Repair Orders (RO) • • • • • • Also called service orders or work orders Written for every vehicle Contains customer information Describes concerns and requests Describes cost estimate ROs are legal documents Parts Replacement • R&R means to remove and replace a part • Parts supplied by the original equipment manufacturer are called OEM or OE parts • Non OE parts are called aftermarket parts • Parts that are rebuilt have a core charge • Some states require the old parts be made available to the customer Estimating Repair Costs • For legal and customer relation issues, estimates must be calculated as accurately as possible • Some states allow up to a 10% difference in final cost while other states not allow any difference • Document all needed service and repairs Vehicle Identification • Exact vehicle information is necessary to accurately diagnose and repair • Vehicle identification numbers (VIN) placed in several locations on the vehicle • Newer vehicles use a bar code with the VIN VIN Characters (cont’d) Typical Preventative Maintenance Checks • • • • • Engine oil Cooling system Drive belts Transmission fluid Battery • Power steering fluid • Brake fluid • Windshield washer fluid • Wiper blades • Tires Always Use… …and Engine Oil • • • • Refined from crude oil Specially formulated American Petroleum Institute (API) rated Society of Automotive Engineers (SAE) rated • ILSAC rated • Synthetic oils Be sure to read and follow all guidelines when using torque sticks HEV Underhood Warning Decal ... for the high-voltage (HV) system and components • Hybrid system and components not usually serviced by technicians • Locate, read, and understand all warnings and precautions before attempting... cause wheel, hub, and brake rotor damage • Wheel and tire could fall off while driving Hybrid Vehicle (HEV) Service • Most services are performed in same way as conventional vehicle services • Exceptions... visual inspection of hoses and for signs of leaks • Never open a cooling system when coolant is hot – severe burns and injuries may result • Check coolant level, type, and condition • Top coolant