What do 91V and 91H tires mean?

How to Test a Car Battery?

Methods for testing a car battery: 1. Check the observation port. The colors visible in the observation port are generally divided into three types: green, yellow, and black. Green indicates sufficient charge, yellow indicates slight discharge, and black means it is almost dead and needs replacement; 2. Check the voltage. Measure the battery voltage using a battery tester or multimeter. Under normal circumstances, the no-load voltage of the battery is around 13 volts, and the full-load voltage generally does not fall below 12 volts; 3. Check the appearance. Observe whether there is obvious swelling, deformation, or bulging on both sides of the battery; 4. Check the terminals. Observe whether there are white or green powdery substances around the battery terminals.

5

0

Share

What type of car is the Crosstour?

Crosstour is a 5-door, 5-seat hatchback midsize car. In terms of body dimensions, the Crosstour measures 4995 mm in length, 1900 mm in width, and 1560 mm in height, with a wheelbase of 2795 mm. Exterior-wise, the Crosstour incorporates multiple crossover design elements. The front grille adopts a design similar to the City, while the spacious rear trunk design enhances the rear curves, creating a unique visual effect. In terms of power, the Crosstour is equipped with a naturally aspirated engine that delivers a maximum horsepower of 197 hp, a maximum torque at 4400 rpm, and a maximum power at 7000 rpm.

3

0

Share

What are the causes of high oxygen sensor voltage?

Oxygen sensor voltage is high due to: 1. Continuous low voltage signal may indicate issues such as overly lean air-fuel mixture or oxygen sensor malfunction; 2. Clogged fuel injectors where blocked injector nozzles can cause insufficient fuel injection in certain cylinders, leading to a lean mixture condition, and in severe cases, complete fuel injection failure; 3. Fuel pressure being too low - with a constant fuel pulse width, low fuel pressure reduces cyclic fuel injection quantity, resulting in a lean mixture; 4. Unmetered air between the mass air flow sensor and throttle body; 5. Intake manifold gasket leaks between the manifold and cylinder head, allowing undetected air by the manifold absolute pressure sensor, causing relatively reduced fuel injection and lean mixture; 6. Constant opening of the carbon canister purge solenoid valve in the evaporative emission control system.

9

1

Share

How often should the Envision undergo its first maintenance?

The first maintenance for the Envision should be performed at 5,000 kilometers or 6 months, whichever comes first. The first maintenance includes replacing the oil filter, changing the oil, replacing the air filter, checking for oil leaks under the engine and transmission, inspecting the chassis for any oil leaks or rust. In terms of exterior design, the Envision features a winged chrome trim that runs through the LED headlights, broadening the horizontal visual effect; the dynamic bumper surfaces and three-dimensional silver lower guard create a full and powerful front end. For the interior, the Envision continues Buick's consistent high-end interior quality and introduces a newly designed 10-inch HD touchscreen to enhance the sense of technology.

9

5

Share

Is a 1-Year-Old Imported Car Considered a Stock Car?

An imported car that has been in stock for 1 year is considered a stock car. The manufacturing date marked on the nameplate in the engine compartment indicates the actual stock time of the vehicle. Imported cars with a stock time exceeding 6 months can be classified as stock cars. Additionally, if there are obvious signs of aging on parts such as the wipers, engine belts, and tires, the imported car can also be considered a stock car. Methods for handling stock cars: 1. Dismantle the stock car and sell important parts such as the engine and transmission; 2. Stock cars can also be sold through internal purchases. If the stock quantity is limited, they are often sold to employees at very low prices, which not only clears the stock but also provides a benefit to the employees. Many 4S stores adopt this method.

14

0

Share

How to Replace the Battery in a Mercedes-Benz SLK300 Key?

Method for replacing the battery in a Mercedes-Benz SLK300 key: 1. Flip open the tab at the rear end of the key to remove the mechanical key. Insert the mechanical key into the slot at the tab position and apply slight force to pop open the back cover; 2. Remove the depleted old battery, replace it with a new one, and close the back cover to complete the battery replacement. In terms of dimensions, the Mercedes-Benz SLK300 measures 4084 mm in length, 1785 mm in width, and 1286 mm in height, with a wheelbase of 2430 mm. For power, the SLK300 is equipped with a naturally aspirated engine that delivers a maximum horsepower of 231 hp, with a maximum power output at 6000 rpm and a maximum torque range between 2500 to 5000 rpm.

20

5

Share

What do 91V and 91H tires mean?

How to Test a Car Battery?

What type of car is the Crosstour?

What are the causes of high oxygen sensor voltage?

How often should the Envision undergo its first maintenance?

Is a 1-Year-Old Imported Car Considered a Stock Car?

How to Replace the Battery in a Mercedes-Benz SLK300 Key?

How to Adjust the Temperature of Car Air Conditioning?

What is the Ideal fuel consumption?

Can a C1 license holder drive a two-wheeled electric vehicle?

What are the tips for the Mercedes-Benz HOLD function?