What's the reason for the driving system failure in the new Audi A4L?

1 Answers
VonChloe
07/30/25 1:56am
There are several reasons for the driving system failure in the new Audi A4L: Severe brake pad wear: When brake pads with sensor wires wear to the limit position, the sensor wire will automatically connect the circuit, and the fault light will illuminate at this time. Low brake fluid level: Insufficient brake fluid will also be accompanied by significantly reduced braking force, and in severe cases, it may even lead to a complete loss of braking force. This situation can be resolved by promptly replenishing the brake fluid. Failure to meet the basic conditions for good combustion: If the basic conditions for good combustion are not met, driving performance issues may arise. Compression pressure is one of these basic conditions.
Was this review help?
12
4
Share
More Forum Discussions

What are the solutions if the car key is lost?

You can look for the reserved spare key to unlock the vehicle. After opening the car door, you should also call the car 4S store and ask the 4S store to contact the manufacturer to help make another key. The processor in the lost key will also be deactivated. The car key should not be kept together with bank cards and mobile phones for a long time, as it may cause certain interference during use. The car key should not be left unused for a long time, otherwise the battery in the remote key will run out of power, causing the remote key to fail to function normally and resulting in certain hazards. Mechanical key: If the mechanical key is lost, you can find a car key service company or a locksmith company to make another key based on the spare key. However, if criminals find the key and locate the car, they can also open the car lock. If the items in the car are valuable, it is recommended to replace the entire mechanical lock of the car. Chip key: Chip keys are more high-end but also more common. There is a chip inside the key, which has both mechanical anti-theft and electronic anti-theft functions, and can also start the engine and provide engine anti-theft functions. If the chip key is lost, you need to go to the 4S store to replace the key, because only the 4S store has the original chip information. However, the price of key replacement at the 4S store will be relatively high.
14
3
Share

How Many Years Are Motorcycles Exempt from Inspection?

New motorcycles are exempt from inspection for 6 years, only requiring the collection of inspection compliance labels at the traffic police department and vehicle management office in the 2nd, 4th, and 5th years. Motorcycle Inspection: Motorcycles must be inspected every two years within the first 4 years from the date of registration; after exceeding 4 years, an annual inspection is required. Newly purchased motorcycles need to undergo annual inspection by March 22nd of the following year. Motorcycles, tricycles, and similar vehicles fall under the scope of manual inspection. Motorcycles within 4 years are inspected every 2 years; those reaching or exceeding 4 years are inspected annually. Applicable Vehicle Types: For motorcycles exempt from inspection within 6 years, if registration procedures have not been completed within 5 years from the vehicle's manufacturing date or if there has been a traffic accident resulting in casualties, inspection within the 6-year period will still follow the original regulations. Starting from June 1, 2019, motorcycles exempt from inspection within 6 years are also exempt from environmental inspection.
3
4
Share

Does a Flashing 'Batt' Light Affect Driving?

A flashing 'Batt' light on the car dashboard indicates that there are still about ten liters of fuel left, allowing for approximately 50 kilometers of driving. 'Batt' refers to the battery of the car's remote key. If the 'Batt' light on the dashboard flashes, it means the battery of the car's remote key is low and needs to be replaced as soon as possible; otherwise, the remote key will not function properly. Principle of Car Remote Key: The car remote key utilizes the wireless remote control function of the central locking system, enabling the remote opening or locking of the car doors without inserting the key into the key slot. Its operation methods mainly include three types: active mode, passive mode, and coil induction mode. Car Battery Charging Time: The charging time for a car battery is generally 20 hours. When using high-current charging, it should not exceed 2 hours. Taking a 12V60Ah battery as an example, the charging method is as follows: use constant voltage with current limiting for charging, charge at a constant voltage of 14.8V with a current limit of 15A for 16 hours, then charge at a constant current of 3A for 4 hours, totaling 20 hours. A fully charged battery can be determined by the following phenomena, or by observing the battery indicator, where a green indicator signifies a fully charged state.
18
3
Share

What are the reasons why the car trunk won't open?

The reasons why the car trunk won't open are: Issues with the linkage rod or lock cylinder: If you frequently use the key to open the trunk lid, the linkage rod might be broken. In this case, you should go to a repair shop to open it. If you always use the remote control to open the trunk lid, the lock cylinder might be dirty or rusty. Spray some rust remover into the lock cylinder a few times to open it. Not unlocked: If the remote key hasn't unlocked the trunk, it will be difficult to open. Before trying to open it, press the unlock button on the key or check if the key battery is dead. Mechanical part failure: The trunk itself might have issues, such as a broken wire or other problems causing it not to open.
3
4
Share

What Causes the Battery Red Light to Illuminate?

The battery red light illuminates due to loose battery connections, a loose alternator belt, or a malfunction in the charging circuit system. The details are as follows: Loose Battery Connections: Check the positive and negative terminals of the battery for looseness or severe oxidation that may cause poor contact. Clean and tighten the battery terminals if necessary. Loose Alternator Belt: Inspect the alternator belt for looseness or slipping. If the belt is loose or slipping, it cannot charge the battery, which may trigger the battery warning light. In such cases, visit a 4S shop for inspection or repair. Charging Circuit System Malfunction: Take the vehicle to a 4S shop for a thorough inspection and repair of the charging circuit system.
6
5
Share

What does 'outside' mean when displayed on the car dashboard?

When the car dashboard displays 'outside', it means the outside temperature is lower than the inside temperature. Related content is as follows: When the car dashboard displays 'outside', you should: Turn on the heater to prevent the windows from fogging up. Generally, when the outside temperature is below 4 degrees, it reminds you that the external environment is relatively cold, and there may be icy roads, reminding the driver to pay attention to driving safety, avoid sudden braking to prevent danger. Outside temperature sensor: The outside temperature sensor, also known as the ambient temperature sensor, is usually installed near the front bumper or grille. Its detection element uses a negative temperature coefficient thermistor. The detection method of the outside temperature sensor is the same as that of the coolant temperature sensor. You can use a multimeter to measure its resistance value. The lower the temperature, the greater the resistance.
14
1
Share
Cookie
Cookie Settings
© 2025 Servanan International Pte. Ltd.