What is the BMW e90?

What does it mean when the ETC displays 'OBU has been removed'?

When the ETC displays 'OBU has been removed', it means the OBU has failed and the ETC cannot function normally. The method to reactivate a failed ETC is: 1. Install the ETC device and ETC card on the front windshield and follow the ETC official account; 2. Click on 'Online Activation' in the official account and enter the vehicle and owner's relevant information; 3. Turn on Bluetooth and activate, then upload photos of the front of the vehicle; 4. Insert and remove the ETC card from the device twice consecutively until the display shows 'Bluetooth connected', then it will automatically jump to 'Successfully activated'. ETC is an Electronic Toll Collection system, also known as an Automatic Road Charging System. It is a road charging method specifically designed for toll roads, commonly seen on highways, toll bridges or tunnels, and some sections of urban centers to alleviate traffic congestion.

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Can a Car's Engine Be Washed with Water?

It is possible to wash a car's engine with water, and a water gun can be used for cleaning. However, the engine must be running during the cleaning process. The water gun should not be directed at any single component of the engine for an extended period. After cleaning, it is essential to immediately use a high-pressure air gun to dry the engine to prevent water from entering the wiring harness connectors, which could otherwise cause vehicle malfunctions. An engine is a machine capable of converting other forms of energy into mechanical energy. It can refer to either a power-generating device or the entire machine, including the power unit. Engine types include internal combustion engines, external combustion engines, electric motors, and more. The working principle of a car engine: The cylinder injects gasoline and air through the intake and fuel supply ports, thoroughly mixing them inside the cylinder. When the spark plug ignites the mixture, it explodes and burns violently, pushing the piston downward and generating power.

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What is the difference between C-segment and B-segment cars?

The differences between C-segment and B-segment cars are: 1. Different engine displacement: C-segment cars have a displacement of 2.3L to 3.0L; B-segment cars have a displacement of 1.8L to 2.5L. 2. Different wheelbase: C-segment cars have a wheelbase of 2.8m to 3m; B-segment cars have a wheelbase of 2.7m to 2.9m. 3. Different body length: C-segment cars have a body length of 4.8m to 5.0m; B-segment cars have a body length of 4.5m to 4.9m. 4. Different models: C-segment car models include the Mercedes-Benz E-Class, BMW 5 Series, Lexus ES Series, Cadillac XT6, Audi A6L, etc.; B-segment car models include the Buick LaCrosse, Toyota Camry, Honda Accord, Mazda6, and Reiz, etc.

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What is the method for removing the gear lever of an Audi A6L automatic transmission?

The method for removing the gear lever of an Audi A6L automatic transmission is: 1. Use a screwdriver to pry off the small silver ring under the gear lever; 2. Pull the silver button while simultaneously pulling the ball head to remove it. Taking the 2020 Audi A6L as an example, it belongs to the mid-to-large-sized car category with body dimensions of: length 5038mm, width 1886mm, height 1475mm, wheelbase 3024mm, and fuel tank capacity 73l. The 2020 Audi A6L features a five-link independent suspension at the front and rear, and is equipped with a 2.0l turbocharged engine producing a maximum horsepower of 190ps, maximum power of 140kw, and maximum torque of 320nm, paired with a 7-speed dual-clutch transmission.

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Can the headlight cover be replaced?

The headlight cover can be replaced. The method for repairing car headlights is as follows: 1. Check the degree of aging, cracking, and yellowing of the headlight, and use masking tape to cover the surrounding area to prevent damage to the paint during sanding; 2. Select sandpaper based on the severity of the headlight condition; 3. Rinse with water and let it dry or use a hairdryer to dry it; 4. Use a fogging cup to heat and fumigate the headlight until the headlight cover becomes transparent. Car headlights, also known as car front lights or car LED daytime running lights, serve the following purposes: 1. Provide strong lighting effects and enhance visual contrast; 2. Help other vehicles detect your presence in environments with poor visibility, such as rain or fog.

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What are the steps to activate the window roll-up feature when locking the Arrizo 5?

Arrizo 5 window roll-up activation steps are: 1. Press the brake pedal, shift the gear lever to P, release the brake pedal, and press the one-touch start button twice consecutively; 2. Close all doors, hold down the lock button on the driver's door for more than 10 seconds to complete the lock setting; 3. Raise the window to the top, release the switch, then press the switch upwards again for about three seconds to complete the window roll-up setting. Taking the 2020 Sport Edition Arrizo 5 as an example, it is equipped with a 1.5L turbocharged engine, with a maximum horsepower of 156PS, maximum power of 115kW, maximum torque of 230Nm, and is paired with a 5-speed manual transmission.

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What is the BMW e90?

What does it mean when the ETC displays 'OBU has been removed'?

Can a Car's Engine Be Washed with Water?

What is the difference between C-segment and B-segment cars?

What is the method for removing the gear lever of an Audi A6L automatic transmission?

Can the headlight cover be replaced?

What are the steps to activate the window roll-up feature when locking the Arrizo 5?

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