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What does the exclamation mark warning light on the car dashboard mean?

1 Answers

BethanyLee

07/30/25 8:16am

There are five possible scenarios when an exclamation mark appears on the car dashboard: general malfunction, automatic transmission failure, brake system fault, abnormal tire pressure, and lighting system failure. Below is a detailed analysis of these five situations: General malfunction: A triangle with an exclamation mark inside indicates a fault 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 malfunction. It's necessary to visit a 4S shop for diagnosis to identify the fault source. Automatic transmission failure: A yellow gear symbol with an exclamation mark represents the automatic transmission warning light, indicating transmission malfunction or low transmission fluid level. Transmission fluid should be replaced promptly. Brake system fault: An exclamation mark inside a circled parenthesis indicates a brake system warning, typically signaling brake system malfunction or low brake fluid level. Immediate inspection of the brake system is required to prevent accidents. Abnormal tire pressure: An exclamation mark below a horizontal line within parentheses represents the tire pressure monitoring warning light, which illuminates when tire pressure is too low. Check and restore tire pressure to normal range. Lighting failure: A yellow bulb with an exclamation mark is the lighting fault indicator, signaling a malfunctioning light. Solution: Visit a 4S shop for inspection as soon as possible, or conduct self-inspection focusing on frequently used bulbs like turn signals, fog lights, and interior lighting to locate the problem.

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