Why does the Mercedes-Benz GLA dashboard stay lit after locking the car?

Which country does the Passat come from?

Passat is a German car. It features a MacPherson strut independent front suspension and a multi-link independent rear suspension. The dimensions are 4933mm in length, 1836mm in width, and 1469mm in height, with a wheelbase of 2871mm and a curb weight of 1470kg. The Passat is a mid-sized 4-door 5-seater sedan under SAIC Volkswagen, equipped with a 7-speed dual-clutch transmission, reaching a top speed of 210 km/h and a fuel tank capacity of 68.5L. The car is powered by a 1.4T L4 turbocharged engine, with a maximum torque of 250 N·m and a maximum torque speed range of 1750 to 3000 rpm. The tire specification is 215/60R16.

2

5

Share

What does it mean when the key light flashes on the car?

When the 'key' light flashes on your car, it indicates that the key cannot be detected. If this light stays on or flashes, it means the car's computer is not receiving the signal from the car key, and the engine's anti-theft system is not deactivated, preventing the car from starting. Below are the possible reasons and solutions for this situation: 1. It could be due to a dead battery in the key or a damaged receiver module in the car. You should try to avoid remote control from a long distance during normal use. 2. Here are the solutions: (1) Try placing the key near the ignition switch. If that doesn't work, you can take it to a repair shop or a professional institution or 4S store for diagnosis. (2) If it's just a dead battery in the key, replacing the battery should solve the issue. Additional information: This situation usually occurs in vehicles with a push-button start because the engine cannot properly receive and detect the key data when starting the vehicle without turning the key, triggering the warning.

8

2

Share

Does the 2019 Tayron have a particulate filter?

The 2019 Tayron is equipped with a particulate filter to meet the China VI emission standards. A particulate filter is a ceramic filter installed in the diesel engine's exhaust system, which captures particulate emissions before they enter the atmosphere. It can reduce the soot produced by diesel engines by more than 90%, and the captured particulate emissions are subsequently burned off during vehicle operation. Diesel engine pollution mainly comes from three sources—particulate emissions, hydrocarbons (HCx), nitrogen oxides (NOx), and sulfur. Among these, particulate emissions (soot) are mostly composed of tiny particles of carbon or carbon compounds (smaller than 4-20μm). How the particulate filter works: The diesel particulate filter is coated with metals like platinum, rhodium, and palladium. The black smoke containing carbon particles emitted by the diesel engine enters the exhaust particulate filter through a dedicated pipe. After passing through the densely arranged bag-type filters inside, the carbon soot particles are adsorbed onto the filter made of metal fiber felt. When the amount of adsorbed particles reaches a certain level, the burner at the end automatically ignites, burning off the adsorbed carbon soot particles and converting them into harmless carbon dioxide. To check whether the 2019 Tayron has a particulate filter, you can use the following three methods: Check the and to see if the particulate filter function is mentioned. Additionally, carefully review the fault codes in the manual to see if there is a "particulate filter" warning light indicator. Check the label on the oil cap. If the oil cap clearly states 0W-20 grade oil, it indicates the presence of a particulate filter. Look behind the three-way catalytic converter on the exhaust pipe for a cylindrical section. If present, that is the particulate filter.

6

2

Share

How Many Liters of Engine Oil Should Be Added During Maintenance?

Small-displacement vehicles require approximately 3.2~3.6 liters of engine oil per maintenance, while larger-displacement vehicles need around 4.5 liters. The specified oil volume varies by manufacturer and model, so always refer to the vehicle's owner's manual. Additional information about engine oil is as follows: 1. Engine oil is a specialized lubricant used in internal combustion engines, serving functions beyond lubrication, including cleaning, rust prevention, and cooling. 2. Overfilling engine oil can increase the amount of oil splashed onto the cylinder walls by the crankshaft and connecting rods, raising crankshaft rotation resistance, reducing engine output power, and increasing fuel consumption. 3. It is advisable to maintain the oil level slightly below the MAX mark on the dipstick. Engine oil dipsticks have upper and lower limits, and the oil level should always be between these two marks.

15

5

Share

What does the OBD inspection in vehicle annual inspection mean?

Vehicle annual inspection OBD inspection refers to the On-Board Diagnostics system, which continuously monitors the engine's operating conditions to check if the vehicle's emissions exceed standards. If they do, the system will immediately issue a warning. When a fault occurs in the system, the malfunction indicator lamp or check engine warning light will illuminate, and the Powertrain Control Module (PCM) will store the fault information in memory. Through specific procedures, the fault code can be read from the PCM. Based on the fault code, maintenance personnel can quickly and accurately determine the nature of the fault. If the OBD light is on, it indicates poor combustion conditions in the vehicle, leading to excessive emissions. When the OBD light is on, the vehicle needs to be inspected and repaired at a 4S shop, as general car owners cannot diagnose the cause of the fault themselves.

16

5

Share

Can the new X-Trail directly replace LED lights?

The new X-Trail can directly replace LED lights. Automotive LED lights primarily serve lighting and signaling purposes, illuminating the road ahead of the vehicle to ensure safe driving at night. Currently, based on the light source, they can be mainly categorized into halogen lamps and xenon lamps. The new X-Trail is a compact 5-door, 5-seat SUV with dimensions of 4675mm in length, 1820mm in width, and 1722mm in height, and a wheelbase of 2706mm. It is equipped with a 2.0L engine, delivering a maximum power of 111 kilowatts and a maximum torque of 194 Newton-meters. The vehicle features front-wheel drive, with a front suspension using MacPherson independent suspension and a rear suspension utilizing a multi-link independent suspension.

7

2

Share

Why does the Mercedes-Benz GLA dashboard stay lit after locking the car?

Which country does the Passat come from?

What does it mean when the key light flashes on the car?

Does the 2019 Tayron have a particulate filter?

How Many Liters of Engine Oil Should Be Added During Maintenance?

What does the OBD inspection in vehicle annual inspection mean?

Can the new X-Trail directly replace LED lights?

What Should You Do When Braking?

What engine does the X-Trail have?

How to Install the Timing Belt on a Excelle?

Can all 2020 Audi models use 0w20 engine oil?