What are the symptoms of a faulty idle barometric pressure sensor in the Wuling Zhiguang?

1 Answers
MacGabrielle
07/30/25 9:56am
When the vehicle's barometric pressure sensor is damaged, it is prone to issues such as easy stalling, stalling during neutral coasting, and unstable idle speed. Below is a related introduction to the barometric pressure sensor: 1. Function: The intake pressure sensor monitors the intake pressure, which is then calculated by the computer to indirectly measure the intake air volume, controlling the fuel injection time of the injector. It also serves as the engine load signal, controlling ignition timing and idle stability. 2. Working Principle: The thin film surface in the structure of the barometric pressure sensor forms semiconductor deformation pressure. External force (pressure) causes the thin film to deform, producing a piezoresistive impedance effect, thereby converting the change in impedance into an electrical signal.
Was this review help?
4
2
Share
More Forum Discussions

What is the urban fuel consumption of the 4.0 Patrol?

4.0 Patrol urban fuel consumption is 20 liters per 100 kilometers. Here are detailed introductions about it: 1. Power aspect: The horsepower has been increased from the original 279 horsepower to 391 horsepower, and the torque has been increased from 394NM to 552NM, which is enough to compete with the 5.6 displacement Patrol. It is equipped with a twin-screw mechanical supercharger kit, featuring high torque at low speeds and constant supercharging without attenuation. 2. Performance aspect: It operates at a constant working temperature, with smooth gear shifting and no jerking, high safety and stability, suitable for off-road vehicles in various road conditions, and it provides a comfortable and quiet driving experience.
1
2
Share

Symptoms of Using Low-Quality Engine Oil in Motorcycles?

Symptoms of using low-quality engine oil in motorcycles include the following: Initial stage after using low-quality engine oil: Initially, the motorcycle sounds normal, but after running about 300 kilometers, the valve noise becomes noticeably louder. Engine oil consumption begins: Originally, the motorcycle did not consume engine oil. However, after using that oil, the oil level inexplicably starts to decrease. Clutch begins to slip: When shifting gears while riding the motorcycle, there is a sensation of clutch plate slippage. Engine oil becomes very thin: After a short period of running with low-quality engine oil, when the dipstick is pulled out, the oil appears very thin.
5
5
Share

Are Rear Bumpers All Made of Plastic?

Rear bumpers are made of plastic material. Reducing Vehicle Weight: Plastic materials are significantly lighter than common metals, and using plastic for both front and rear bumpers can appropriately reduce the vehicle's weight, achieving certain effects in lowering fuel consumption and improving braking efficiency. Enhancing Impact Absorption During Collisions: Due to the higher plasticity of plastic compared to metal, when the vehicle is subjected to external impact forces, the plastic bumper can absorb part of the impact by deforming and tearing. Increasing the Utilization Rate of Wear Parts: Because plastic has much higher plasticity than metal materials and can automatically recover from minor contact collisions, the utilization rate of these wear parts can be improved.
4
3
Share

What to Do If There Is Water in the Spark Plug Hole?

If there is water in the spark plug hole, the spark plug should be replaced. The main types of spark plugs include: standard spark plugs, extended insulator spark plugs, electrode spark plugs, seat-type spark plugs, pole-type spark plugs, and surface-gap spark plugs. Spark plugs are installed on the side or top of the engine. In earlier models, spark plugs were connected to the distributor via ignition cables. However, in the past decade, most car engines have been updated to feature direct connections between the ignition coil and the spark plug. Steps to replace a spark plug: Open the hood, lift the engine's plastic cover, and remove the high-voltage ignition wires. Mark each cylinder's position to avoid confusion. Use a spark plug socket to remove the spark plugs one by one. While removing them, check for any external debris like leaves or dust and ensure the area is thoroughly cleaned. Place the new spark plug into the spark plug hole, hand-tighten it a few turns, and then use the socket to tighten it further. Reinstall the high-voltage ignition wires in the correct firing order, then secure the cover.
13
0
Share

Where is the Zongshen frame number?

Zongshen frame numbers can be found in the following locations depending on the model: Frame number for cross motorcycles: The frame number of a motorcycle, generally for cross motorcycles, is located on the head tube of the frame, which is the pillar of the handlebar. It is a 17-digit alphanumeric code. Frame number for scooters: The frame number for scooters is usually located under a cover above the footrest. You can see the scooter's frame number by opening this cover. Frame number for underbone motorcycles: The frame number for underbone motorcycles is typically located under the motorcycle's seat. You can directly lift the seat to see the frame number.
19
1
Share

Is Reflective Car Film a Sign of Poor Quality?

Excessive reflectivity in car film is most likely due to quality issues, possibly caused by the use of inferior or counterfeit film. Therefore, choosing the right car film is crucial. It is advisable to opt for well-known brands with good quality and to be cautious of counterfeit products by verifying the authenticity of the film. The functions of car film are as follows: 1. Heat and Sun Protection: Film effectively blocks a significant amount of heat generated by infrared rays. 2. UV Protection: Medium and long-wave ultraviolet rays can penetrate thick glass, but applying heat-insulating film can block most UV rays, protecting the skin and reducing interior aging. 3. Safety and Explosion Protection: The base layer of the film is made of polyester, which is highly resistant to tearing and puncturing. Combined with the adhesive layer, the film enhances glass strength, preventing injuries from accidental glass breakage. 4. Privacy: Choosing the right type of film ensures that the interior is not visible from outside while maintaining clear visibility from inside, offering privacy and security. 5. Reduced Air Conditioning Consumption: Heat-insulating film compensates for the loss of air conditioning cooling capacity, quickly lowering the interior temperature and saving fuel to some extent. 6. Aesthetic Enhancement: Personalize and beautify your car according to your preferences. 7. Anti-Glare: Reduces accidents caused by glare.
20
0
Share
Cookie
Cookie Settings
© 2025 Servanan International Pte. Ltd.