Can You Continue Driving When the Transmission Warning Light Comes On?

What is the function of an intercooler?

The function of an automotive intercooler is to reduce the intake air temperature of the engine. Below are the related functions of an automotive intercooler: 1. Air-cooled type: Utilizes external air to cool the air passing through the intercooler. The advantage is that the cooling system has fewer components, and the structure is relatively simpler compared to water-cooled intercoolers. The disadvantage is that the cooling efficiency is lower than that of water-cooled intercoolers, generally requiring longer connecting pipes, and the air passage resistance is greater. 2. Water-cooled type: Uses circulating cooling water to cool the air passing through the intercooler. The advantage is higher cooling efficiency, more flexible installation positions, no need for very long connecting pipes, making the entire intake pipe system smoother. The disadvantage is that it requires a circulating water system relatively independent of the engine cooling system, thus the entire system has more components, higher manufacturing costs, and a more complex structure.

10

3

Share

Where Are the Accelerator and Brake Pedals Located?

Cars have the accelerator pedal on the right and the brake pedal in the middle. Manual transmission vehicles have three pedals, arranged from left to right as the clutch pedal, brake pedal, and accelerator pedal. Automatic transmission vehicles have two pedals, arranged from left to right as the brake pedal and accelerator pedal. Below is some relevant information about brakes: 1. Working Principle: The general principle of braking involves fixing a wheel or disc to the high-speed shaft of the machine and installing corresponding brake shoes, bands, or discs on the machine base. Under external force, this setup generates braking torque. 2. Classification: Brakes are further divided into drum brakes and disc brakes. Drum brakes use stationary brake shoes inside the brake drum to rub against the rotating drum, creating friction to reduce the wheel's rotation speed. Disc brakes use brake calipers to control two brake pads that clamp onto the brake disc attached to the wheel. When the brake pads clamp the disc, friction is generated between them.

6

5

Share

Why can't the trunk lock when the doors are locked?

The reasons why the trunk cannot lock when the doors are locked are as follows: 1. Central locking system failure: There is an issue with the vehicle's central locking system, preventing the trunk lock from engaging. 2. Trunk lock malfunction: The trunk lock itself is faulty, causing the central locking system to fail in securing the trunk when activated; prompt repair is necessary. Below are solutions for a trunk that won't lock: 1. Clean the latch and the area where it connects to the chassis: If dust or debris enters this area, it may prevent the latch from properly engaging. It's best to vacuum the area to ensure no small particles interfere with the mechanism's proper functioning. 2. Inspect the latch and the area where it connects to the vehicle body: If the trunk was closed with an obstruction, either component could be bent, deformed, or otherwise damaged. In such cases, if the component cannot be repaired, contact the vehicle manufacturer or a local repair shop for a replacement. 3. Check the vehicle body around the trunk for dents: If the body is deformed, the latch may not align correctly.

3

1

Share

Where is the car OBD interface located?

The OBD interface of a car is generally located in the interior trim panel below the steering wheel, near the driver's knee area. Here is some related information about the car OBD: 1. How the car OBD works: The OBD system continuously monitors the engine's operating conditions to check if the vehicle's exhaust emissions exceed the standard. If they do, it will immediately issue a warning. When a system failure occurs, the Malfunction Indicator Lamp (MIL) or Check Engine warning light will illuminate, and the Powertrain Control Module (PCM) will store the fault information in memory. The fault code can be read from the PCM through a specific procedure. Based on the fault code, maintenance personnel can quickly and accurately determine the nature and location of the fault. 2. Car OBD interface style: The OBD interface is generally a 16-pin female connector, trapezoidal in shape. Some models have a protective cover over the OBD port. Common OBD interfaces are black, white, or blue.

7

0

Share

How to Turn Off the Tail Lights That Stay On After the Engine is Off?

If the tail lights remain on and cannot be turned off after the engine is off, the reason could be a short circuit in the brake switch, which requires replacing the brake switch. If it's not a fault with the car's brake light switch, then it might be an issue with the car's electrical circuit. Below is a related introduction to car tail lights: 1. Brake Lights: The left and right brake lights are important components of the rear lights, positioned one on each side of the rear lights. They are red, as red signifies a warning. The brake lights illuminate when the brake is pressed (including the handbrake). Brake lights alert the vehicles behind that your car is slowing down or stopping, allowing them to prepare in advance. Nowadays, brake lights are typically fog lights, capable of penetrating thick fog. 2. Reverse Lights: Reverse lights automatically turn on when the driver shifts into reverse gear, primarily serving as a warning and providing illumination at night. 3. Reflectors/Reflective Strips: Located within the rear lights, they serve a reflective purpose. When light from a vehicle behind shines on them, regardless of the direction, it is reflected back, alerting the driver behind. 4. Rear Turn Signals: Positioned within the rear lights, they flash to indicate the car's turning direction. Their color is amber.

7

4

Share

What is the situation when the engine experiences intake backfire under load?

There are many reasons that can cause intake manifold backfire, which may involve issues with the fuel supply system, ignition system, and other aspects. Engine intake manifold backfire: Refers to a fault phenomenon where the air-fuel mixture combusts within the intake manifold, causing flames to shoot out from the intake port. Fuel system faults: Intake manifold backfire occurs due to insufficient fuel supply, resulting in an excessively lean air-fuel mixture. A lean mixture slows down the combustion speed, causing combustion to continue until the end of the exhaust stroke when the intake valve opens. The fresh air-fuel mixture then encounters unexpelled combustion gases in the cylinder, igniting and flowing backward through the intake manifold, resulting in backfire from the intake port. Ignition system faults: Intake manifold backfire can occur due to delayed ignition or poor spark quality. On one hand, this delays the start of combustion; on the other hand, it also slows down the combustion speed, causing combustion to continue until the intake valve opens, leading to intake manifold backfire. Accompanying symptoms may include: slow engine speed increase during acceleration, noticeable backfire during rapid acceleration, sometimes backfire during gradual acceleration, muffled exhaust sound from the tailpipe, and the engine temperature rising easily. If severe engine vibration, exhaust backfiring, and significant power loss accompany the intake manifold backfire, it is often caused by ignition misfiring. Due to ignition misfiring, when a cylinder is in the intake stroke with the intake valve open and the spark plug fires, intake manifold backfire can occur. If inspection confirms that the high-voltage wires are correctly connected to each cylinder, the issue is likely a distributor cap breakdown. It is important to note that with minor distributor cap breakdown, the engine may operate normally under no-load conditions, but backfire may occur during heavy load climbing when the engine is hot, accompanied by noticeable power loss. If the engine runs normally at idle but occasionally backfires during rapid acceleration or deceleration, exhibits irregular backfire at high speeds, or frequently backfires when driving on uneven roads, for traditional contact-point ignition systems, it is often due to poor distributor grounding. For electronic ignition systems, it may be caused by poor grounding of the ignition module or loose sensors in the ignition system. A poorly grounded distributor or ignition module may generate high voltage when engine vibration causes grounding issues, equivalent to disconnecting the low-voltage circuit. If the distributor rotor happens to point to a cylinder in the intake stroke, it can cause intake manifold backfire.

12

5

Share

Can You Continue Driving When the Transmission Warning Light Comes On?

What is the function of an intercooler?

Where Are the Accelerator and Brake Pedals Located?

Why can't the trunk lock when the doors are locked?

Where is the car OBD interface located?

How to Turn Off the Tail Lights That Stay On After the Engine is Off?

What is the situation when the engine experiences intake backfire under load?

What is the reason for one side of the rear shock absorber being higher than the other?

How to Use Autohold Correctly?

What does lo mean on a car?

Can I pick up the car at the 4S store on Saturday?