What aspects should be paid attention to when using the car air conditioning system?

1 Answers
DiWillow
07/29/25 5:35pm
When using the car air conditioning system, the following points should be noted: 1. When the air conditioning has been in a non-use state for a long time, check the belt tension before the initial startup; 2. After prolonged use of the air conditioning system, perform a dust removal and sterilization treatment on the system; 3. Do not turn off the fan immediately when turning off the air conditioning. After turning off the AC switch, let the fan run for an additional one or two minutes to blow away the condensed water on the evaporator, preventing the evaporator from becoming moldy and avoiding the generation of odors. Poor air conditioning performance is the most common issue, and possible causes include: 1. Poor heat dissipation due to external dirt clogging the radiator, which can be resolved by cleaning the condenser; 2. The electric fan not working, requiring inspection of the relevant wiring and fan motor; 3. Issues with system pressure, as both excessively high or low system pressure can lead to poor air conditioning performance.
Was this review help?
18
5
Share
More Forum Discussions

How to Deal with Noisy Windshield Wipers?

The methods to address noisy windshield wipers are: 1. Replace with new wiper blades; 2. Inspect and clean any debris on the wiper blades or underneath them; 3. Check and repair the wiper arm or wiper linkage bushings; 4. Replace the drive motor. The functions of windshield wipers are: 1. To remove raindrops and dust adhering to the vehicle's windshield; 2. To improve the driver's visibility; 3. To enhance driving safety. The steps to replace windshield wipers are: 1. Lift the wiper upright; 2. Press the clip below and remove the wiper blade; 3. Take off the wiper, then lift the front end of the middle clip; 4. Insert the wiper into the middle clip, pull it tight by hand, and the replacement is complete once a clicking sound is heard.
17
0
Share

What to do if the sunroof of Mercedes-Benz GLA won't close?

The solutions for a Mercedes-Benz GLA sunroof that won't close are: 1. Replace the sunroof seal; 2. Tighten the sunroof screws; 3. Use a towel to remove dust from the sunroof and perform regular maintenance; 4. Apply lubricant to the sunroof. The reasons why the Mercedes-Benz GLA sunroof won't close are: 1. Sunroof circuit failure; 2. Damaged drive motor; 3. Lack of lubrication in the sunroof track; 4. Foreign objects in the slot. Taking the 2020 Mercedes-Benz GLA as an example, its front suspension is a MacPherson independent suspension, the rear suspension is a multi-link independent suspension, equipped with a 1.3T turbocharged engine, with a maximum horsepower of 136PS, a maximum power of 100kW, a maximum torque of 250Nm, and matched with a 7-speed dual-clutch transmission.
18
3
Share

Where is the OBD port located on the Dongfeng Fengguang 330?

The diagnostic port for the Dongfeng Fengguang 330 is located behind the glove compartment on the passenger side. Removing the glove compartment will reveal the OBD port, also known as the OBD interface. OBD ports are typically 16-pin female connectors with a trapezoidal shape. Some vehicle models may have a protective cover over the OBD port, which is commonly black, white, or blue in color. OBD stands for On-Board Diagnostics, a system developed for diagnosing automotive faults. It continuously monitors the engine, catalytic converter, particulate filter, oxygen sensors, emission control systems, fuel system, EGR, and other components. It connects to the ECU (Electronic Control Unit), which can detect and analyze emission-related faults. How OBD works: The OBD system monitors the vehicle's emissions during engine operation and alerts immediately if they exceed standards. When a fault is detected, the Malfunction Indicator Lamp (MIL) or Check Engine light will illuminate. Simultaneously, the Powertrain Control Module (PCM) stores the fault information in its memory. This fault code can be retrieved from the PCM using specific procedures, allowing technicians to quickly and accurately identify the nature and location of the fault.
3
3
Share

What brand is smqrt car?

Currently, there is no smqrt car brand, but there is the smart car, which is an automotive brand under Mercedes-Benz. The smart lineup includes models such as: smart fortwo electric drive, smart fortwo, smart forfour, smart forstars, smart for-us, etc. Taking the 2014 smart fortwo electric drive as an example, it is a microcar with body dimensions of: length 2695mm, width 1559mm, height 1565mm, and a wheelbase of 1867mm. The 2014 smart fortwo electric drive features a MacPherson strut front suspension and a torsion beam rear suspension.
4
5
Share

What is the concept of Honda's MM?

The concept of Honda's MM is to maximize passenger space and minimize mechanical space. Below is an introduction to the Honda Accord: 1. Model: The Accord is a mid-size car under GAC Honda. 2. Body dimensions: The body dimensions are 4893mm in length, 1862mm in width, 1449mm in height, with a wheelbase of 2830mm and a curb weight of 1495kg. 3. Suspension: The 2021 Accord features a front MacPherson strut independent suspension and a rear multi-link independent suspension. It is equipped with a 1.5T turbocharged engine, delivering a maximum horsepower of 194PS, a maximum power of 143kW, and a maximum torque of 260Nm, paired with a CVT continuously variable transmission.
9
1
Share

Can Halogen Lights Be Directly Replaced with LED Lights?

Halogen lights cannot be directly replaced with LED lights, as this is an illegal act. Unauthorized modification of vehicle lights can affect the annual inspection of the car and also compromise the safety of the vehicle. The method for replacing vehicle lights is as follows: 1. Open the engine compartment cover and locate the light cover behind the headlight assembly. 2. Unscrew the light cover. 3. Remove the lamp holder with the power cord, ensuring to hold the light in place with your hand to prevent damage. 4. Release the lamp holder's retaining clip to remove the light, then install the new bulb. The functions of car lights include: 1. Activating turn signals to alert following vehicles and reduce rear-end collisions. 2. Improving visibility of road conditions to enhance driving safety. 3. Informing trailing vehicles of braking to prompt them to slow down. 4. Using hazard lights during temporary stops, emergencies, or in poor visibility conditions to alert other vehicles.
4
4
Share
Cookie
Cookie Settings
© 2025 Servanan International Pte. Ltd.