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What does the triangle exclamation mark in Audi A4 mean?

1 Answers

Joshua

07/29/25 6:20pm

When a triangle with an exclamation mark appears in an Audi A4, it indicates a malfunction in the vehicle's general performance, components, or functions. Common issues include parking sensor failure, fuel cutoff system intervention or malfunction, external light failure, or engine oil pressure sensor failure. It is necessary to visit a 4S shop for inspection to identify the source of the fault. An exclamation mark on the car dashboard indicates an abnormality or malfunction in the corresponding system. Many dashboard warning lights feature an exclamation mark, such as the tire pressure indicator, lighting fault indicator, steering system fault indicator, brake system fault light, transmission fault indicator, and wiper fault indicator. Below is a detailed explanation of exclamation mark warning lights: Automatic transmission fault: A yellow gear with an exclamation mark is the automatic transmission fault warning light, indicating a transmission malfunction or transmission fluid level below the normal range. Transmission fluid should be replaced promptly. Brake system fault: An exclamation mark inside a circle with brackets represents a brake system warning, typically indicating a brake system malfunction or low brake fluid level. Immediate inspection of the brake system is required to prevent accidents. Tire pressure abnormality: An exclamation mark with a horizontal line under brackets represents the tire pressure monitoring warning light, which illuminates when the tire pressure is too low. Check the tire pressure and restore it to the normal range. Lighting fault: A yellow bulb with an exclamation mark is the lighting fault indicator, signaling a malfunction in the vehicle's lights. Solution: Visit a 4S shop for inspection as soon as possible, or check the commonly used bulbs such as turn signals, fog lights, and interior lights to identify the issue. In addition, during daily vehicle use, the fault lights displayed on the dashboard are divided into two colors, yellow and red: Yellow indicates a fault in the corresponding system that is not very serious. Reduce speed and proceed to a repair shop to eliminate potential safety hazards. Red indicates a very serious issue in the corresponding system. In such cases, do not continue driving. Pull over immediately and seek professional assistance to prevent unpredictable risks to the vehicle and personal safety. Note: When the car is started, all lights will illuminate for an automatic system check and will turn off after the check is completed. If a light does not turn on when the ignition is switched on, remains lit without turning off, or lights up while driving, it indicates a fault in the related system. In such cases, seek professional help promptly for inspection and elimination of safety hazards.

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