What does the yellow triangle warning light with an exclamation mark indicate?

1 Answers
StSamuel
07/30/25 10:28am
A triangle with an exclamation mark inside indicates a malfunction in the vehicle's general performance, components, or functions. Common causes include parking sensor failure, fuel cut-off system intervention or malfunction, external light failure, or engine oil pressure sensor failure. Solution: Visit a 4S shop for inspection to identify the source of the fault. The exclamation mark is a common fault indicator in vehicles. Besides the triangle with an exclamation mark, there are four other forms of exclamation mark warnings: a yellow gear with an exclamation mark inside, a red circle with parentheses and an exclamation mark in the middle, a yellow bracket with a horizontal line and an exclamation mark in the middle, and a yellow bulb with an exclamation mark. Below is a detailed analysis of these four scenarios: Automatic transmission fault: A yellow gear with an exclamation mark inside indicates an automatic transmission fault warning light, signaling a transmission malfunction or transmission fluid level below the normal range. Transmission fluid should be replaced promptly. Brake system fault: A circle with parentheses and an exclamation mark in the middle represents a brake system warning, typically indicating brake system failure or low brake fluid level. Immediate inspection of the brake system is required to avoid accidents. Tire pressure anomaly: A bracket with a horizontal line and an exclamation mark in the middle represents the tire pressure monitoring warning light. It 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 indicates a lighting fault warning light, signaling a malfunction in the vehicle's lights. Solution: Visit a 4S shop for inspection as soon as possible, or conduct a self-check focusing on commonly used bulbs such as turn signals, fog lights, and interior lighting to identify the issue.
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