What Does the Free First Maintenance at a 4S Shop Include?
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Here is an introduction to the first maintenance of a car: 1. Engine: After cleaning and filtering the engine three times, it should ensure that the engine starts easily, runs smoothly, and the exhaust meets standards, with no abnormal noises, water leakage, oil leakage, electrical leakage, or air leakage. 2. Steering: The free travel and toe-in should meet requirements, steering should be light, flexible, and the front wheels should not wobble or deviate when driving. 3. Clutch: The operation should be convenient, separation thorough, engagement smooth, with no abnormal noises, and the hydraulic system should not leak oil. Check the transmission, drive, and front axle for good lubrication, reliable connection, easy gear shifting, and no oil leakage. Inspect the brake pedal and service brake to ensure good braking performance, no deviation or oil leakage, and the inertia proportioning valve works normally. 4. Tire Pressure: The tire pressure should be normal (according to the high and low-pressure standards specified for the same model). Accessories such as the generator, starter, lights, instruments, signal lights, buttons, and switches should be complete, intact, and functioning properly.