How to Obtain the Annual Inspection Sticker for Vehicles Exempt from Inspection in the 7th Year?

What are the symptoms of a damaged clutch plate cushion spring?

When the car clutch plate is damaged, symptoms such as clutch shaking, slipping, abnormal noise, and incomplete disengagement may occur. The following are related content introductions: 1. Clutch shaking: When starting the vehicle, even with careful gradual acceleration and slow release of the clutch pedal, the vehicle still cannot start smoothly and exhibits jerking. This is because the clutch engagement is shaky and unstable, leading to an unsteady vehicle start. 2. Causes: (1) Improper adjustment or deformation of the release levers, causing uneven contact between the three release levers and the release bearing. (2) The damping springs of the clutch driven plate are too weak or broken, failing to provide effective damping. (3) Wear or lack of lubrication in the release bearing seat, resulting in poor movement flexibility.

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How to Deal with Water in the Trunk?

Methods to handle water in the trunk are: 1. First, remove the water to prevent rusting of the metal parts inside the trunk; 2. Check if the trunk lid is deformed and if the surrounding rubber seals have aged. Use a hose to spray water and observe where water leaks in or where light comes through when the trunk is closed, then mark these spots; 3. Purchase a bottle of silicone sealant, open the trunk, remove the interior trim panel, and apply the sealant to the marked areas. It's best to seal from the outside, and the rear bumper may need to be removed for proper sealing; 4. For aged rubber seals, replace them with new ones at an auto repair shop.

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Can the Xingrui use 92-octane gasoline?

According to the official vehicle manual recommendation, the Xingrui should use 95-octane gasoline. In addition to checking the suitable gasoline grade in the vehicle manual, you can also find it on the fuel tank cap, which will also be indicated. Usually, the gasoline grade can also be determined based on the engine's compression ratio. Vehicles with an engine compression ratio between 8.6-9.9 should use 92-octane gasoline, while those with a compression ratio between 10.0-11.5 should use 95-octane gasoline. However, with the application of some new technologies, the gasoline grade cannot be solely determined by the compression ratio. A high compression ratio can also be adjusted to use lower-octane gasoline. This is because, apart from the compression ratio, other factors such as ignition timing, turbocharging technology, and Atkinson cycle technology also play a role. Generally, the higher the gasoline grade, the higher the octane number, and the better the anti-knock performance. 92-octane gasoline contains 92% isooctane and 8% n-heptane, while 95-octane gasoline contains 95% isooctane and 5% n-heptane. If the Xingrui occasionally uses the wrong gasoline grade, simply switch back to the correct grade after consumption. However, long-term use of the wrong gasoline grade may have the following effects: For vehicles recommended to use lower-octane gasoline, using higher-octane gasoline will not cause damage, but the increase in octane number will alter the fuel's ignition point, leading to delayed combustion in the engine. This means both the engine's power output and thermal efficiency will decrease, resulting in poorer performance in practice. For vehicles recommended to use higher-octane gasoline, using lower-octane gasoline may cause engine knocking. Because the octane number is too low, the gasoline's ignition point decreases, causing it to ignite prematurely during the compression stroke. If detonation occurs before the spark plug ignites, resistance will arise during the upward stroke. This resistance will make the engine run very unstably. If it's imperceptible knocking, it will only increase noise without significant damage to the engine. However, if noticeable knocking occurs, it indicates severe engine conditions, affecting not only driving stability but also causing abnormal wear on pistons and cylinders, and in severe cases, cylinder scoring.

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How to Reset the Maintenance Light on the Sagitar?

Sagitar maintenance light reset method involves two buttons located at the lower left corner of the combination instrument panel. First, press the maintenance button (mileage reset button) while turning the ignition key to the light-on position. After hearing a beep, release the maintenance button and hold for two seconds. Without moving the key, then press and hold the minute button (MIN) next to the instrument panel. The setup is complete as long as the minute time does not advance. The Sagitar is a spacious A+ class comfort sedan, equipped with a highly mature 1.6L naturally aspirated 4-cylinder engine technology. Each cylinder has 4 valves, improving intake and exhaust flow compared to the previous generation's 2 valves per cylinder, enhancing both low-speed torque and high-speed power.

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What are the symptoms of a bad ignition coil?

Symptoms of a faulty ignition coil include: rough idling, poor acceleration, failure to start, noticeable intermittent exhaust flow, severe shaking of the exhaust pipe, and a strong gasoline smell in the exhaust. Ignition coils are categorized into open-magnetic and closed-magnetic types based on their magnetic circuits. Traditional ignition coils use an open-magnetic design, with their iron cores made of stacked silicon steel sheets about 0.3mm thick, around which the secondary and primary coils are wound. Closed-magnetic ignition coils feature a III-shaped iron core around which the primary coil is wound, followed by the secondary coil, forming a closed magnetic circuit. The advantages of closed-magnetic ignition coils include reduced magnetic leakage, minimal energy loss, and compact size, making them widely used in electronic ignition systems.

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What does 'hold' mean on a vehicle?

Hold on a vehicle refers to the handbrake or parking system. Some vehicles may have an 'autoh' or 'autohold' button, which stands for automatic handbrake or automatic parking, both of which are standard features of the electronic parking brake system. The electronic parking brake system is designed to prevent the vehicle from rolling back during short stops on slopes or in traffic jams. Before each use, the function needs to be activated. Even when in D gear, the driver does not need to keep pressing the brake pedal; releasing it only requires stepping on the accelerator. The system automatically disengages when the driving force exceeds the resistance, so there's no need to shift to neutral. However, for long-term parking, it's best to shift to neutral or P gear and engage the handbrake system.

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How to Obtain the Annual Inspection Sticker for Vehicles Exempt from Inspection in the 7th Year?

What are the symptoms of a damaged clutch plate cushion spring?

How to Deal with Water in the Trunk?

Can the Xingrui use 92-octane gasoline?

How to Reset the Maintenance Light on the Sagitar?

What are the symptoms of a bad ignition coil?

What does 'hold' mean on a vehicle?

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