What Does the Red Exclamation Mark on a Car Mean?

1 Answers
DiFelicity
07/30/25 1:40am
Red exclamation mark (specifically a circle with an exclamation mark inside parentheses) represents a warning for the braking system, mainly indicating a braking system malfunction or low brake fluid level. Solution: Immediate inspection and repair of the braking system is required to avoid accidents. Apart from the red exclamation mark indicating braking system failure, other exclamation marks on a car are yellow, representing general faults, automatic transmission faults, abnormal tire pressure, and lighting faults. Below is a detailed analysis of these four situations: General Fault: A triangle with an exclamation mark inside. If this symbol lights up, it indicates a general performance or component and function fault in the car. Main issues include parking sensor failure, fuel cut-off system intervention or malfunction, external light failure, engine oil pressure sensor failure, etc. It is necessary to visit a 4S shop for inspection to identify the source of the fault. Automatic Transmission Fault: A yellow gear with an exclamation mark inside. This is the automatic transmission fault warning light, indicating a transmission fault or transmission lubricant level below the normal range. Transmission oil should be replaced promptly. Abnormal Tire Pressure: A horizontal line under parentheses with an exclamation mark in the middle. This represents the tire pressure monitoring warning light, which lights up when the car's tire pressure is too low. Check the car's tire pressure and restore it to the normal range. Lighting Fault: A yellow bulb with an exclamation mark. This is the lighting fault indicator light, indicating a fault in the car's lights. Solution: Visit a 4S shop as soon as possible for inspection and repair, or conduct a self-check, focusing on commonly used bulbs such as turn signals, fog lights, and interior lighting to identify the problem.
Was this review help?
12
1
Share
More Forum Discussions

What Causes the Hydraulic Cylinder to Lower Automatically?

Hydraulic cylinder automatic lowering may occur due to the following reasons: 1. Aging or wear of sealing rings: Timely redesign of the sealing structure or replacement of sealing rings is required. 2. Hydraulic valve leakage: Prompt replacement with a new hydraulic valve is necessary. 3. Oil seal damage: Gradual lowering of the hydraulic cylinder may also result from damage to the oil seal beneath the piston. When replacing, ensure to purchase only the original model; substitution with other models is not permissible. During assembly, cleanliness is crucial. All components of the hydraulic cylinder must not be cleaned with diesel, as this may accelerate damage or cause oil leakage. Instead, use gasoline for cleaning. After cleaning, wait until the gasoline has completely evaporated before assembly. Use hydraulic oil to lubricate the oil seal during assembly.
4
5
Share

What are the reasons for the Mazda 6 anti-theft alarm sounding without cause?

The reasons for the Mazda 6 anti-theft alarm sounding without cause are as follows: Reason 1: The sensitivity of the anti-theft alarm is too high. There is a sensitivity adjustment on the vibration sensor of the anti-theft alarm, and a slight adjustment can be made. Reason 2: Faulty grounding wire of the main control door. Commonly known as a faulty door switch. Below is relevant information: 1. Anti-theft system: The engine anti-theft system of the Mazda 6 sedan consists of a key with an embedded chip, an onboard antenna, and a power control module (PCM). When the correct password signal from the key chip is received, the anti-theft controller communicates with the engine control unit before deciding whether to allow the engine ignition and fuel injection system to operate. Otherwise, the fuel pump and injectors will stop working. Without an ignition signal, the starter cannot operate. 2. Transmitter: The remote control transmitter of the car's remote anti-theft system is composed of a password signal generator, keyboard input circuit, wireless transmission circuit, etc., with an operating frequency of 256~320MHz, typically 315~318MHz. The operating power is +12V, and the remote control distance is about 30m. For ease of carrying, a miniature keychain design is commonly used.
18
4
Share

What are the descriptions of the center console buttons for the 2011 Audi A6L?

Below are the descriptions of the center console buttons for the 2011 Audi A6L: 1. Drive Select (Driving Mode Selection): There are four preset modes in total: Economy, Comfort, Auto, and Dynamic. Additionally, owners can customize the driving mode according to their needs. 2. Electronic Stability Program (ESP): It is enabled by default and generally not recommended to be manually turned off. This system effectively prevents loss of vehicle control during extreme driving conditions. 3. Hazard Warning Lights (commonly known as Emergency Flashers): These should be activated in emergency situations to alert other vehicles and prevent rear-end collisions. 4. Volume Adjustment Buttons: In addition to the normal knob for adjusting volume, pushing left or right can also switch tracks. 5. Parking Radar/Camera: This button activates the panoramic camera and radar functions, providing audible alerts and visual feedback to help the owner detect surrounding obstacles.
7
5
Share

When will the CRV National VI model go on sale?

The 2019 CR-V was officially launched on October 11. Here is some relevant information about the CRV: 1. Introduction: As a facelifted model, the main changes include configuration upgrades, with a panoramic sunroof becoming standard across the entire lineup, and hybrid models adding a four-wheel-drive version. 2. Features: The 2019 CR-V will maintain consistency with the current models in terms of exterior design and interior layout. Additionally, the 1.5T models will come standard with a panoramic sunroof, while mid-to-low hybrid models will also include features such as rear parking sensors, blind-spot monitoring, side airbags, and the Honda SENSING safety system. The 2019 CR-V 1.5T models will continue to be equipped with the 1.5T Earth Dreams engine, delivering 142kW (193PS) and 243N·m of power, paired with either a 6MT or CVT transmission.
3
3
Share

What to Do When Your Car Breaks Down on the Highway?

If your car breaks down on the highway, you can call 110 or 122 for help, or use the nearest emergency phone to call for assistance. Here is some relevant information about car breakdowns: 1. Breakdown: When a vehicle experiences a certain malfunction while driving on the road, such as a flat tire, oil leakage, or a dead battery that prevents the car from starting, causing it to be unable to continue moving, it is referred to as a breakdown. 2. Pre-drive preparations: Before heading out, check whether the tire pressure is normal, whether the windshield wipers are functioning properly, whether the headlights are bright, whether the brake lights and turn signals are working, and whether the essential emergency tools are missing, such as a jack, fire extinguisher, tow rope, and triangular reflector.
4
3
Share

How long can the clutch be pressed in Subject 3?

In the Subject 3 driving test, it is stipulated that the clutch should not be pressed continuously for more than 10 seconds (5 seconds in some provinces and cities). This means the time spent pressing the clutch before and after shifting gears should not be too long, otherwise it will result in an immediate failure. Especially for those who are used to controlling the vehicle speed with the clutch semi-engaged in Subject 2, this habit must be changed in Subject 3. Key points to note for the Subject 3 test include: 1. Looking down at the gear shift: While it might be acceptable in Subject 2 where only first and reverse gears are used, in Subject 3, unfamiliarity with gear positions may lead to instinctively glancing down. This habit should be overcome during practice. 2. Not fully pressing the clutch: If the clutch is not pressed all the way down, a grating sound of gear collision will be heard during gear shifting, which is very harsh and noticeable. This will result in point deductions during the test and can damage the vehicle if done while driving independently. 3. Skipping gears while upshifting: Upshifting by skipping gears will inevitably lead to a mismatch between speed and gear, known as "low speed at high gear," causing severe vehicle shaking and possibly stalling. Although students are aware they shouldn’t skip gears, they might still upshift incorrectly during driving, such as shifting from 1st to 4th gear instead of 1st to 2nd. Therefore, extra attention is needed during upshifting. 4. Prolonged driving in low gears: The test imposes limits on the distance driven in 1st and 2nd gears—no more than 50 meters in 1st gear and no more than 100 meters in 2nd gear per instance.
12
4
Share
Cookie
Cookie Settings
© 2025 Servanan International Pte. Ltd.