What does the yellow triangle exclamation mark on the car mean?

1 Answers
VonAaron
08/30/25 3:49am
A triangle with an exclamation mark indicates a malfunction in the car's general performance or components and functions. Main issues include parking sensor failure, fuel cut-off system intervention or malfunction, external light failure, engine oil pressure sensor failure, etc. Solution: It is necessary to visit a 4S shop for inspection to identify the source of the fault. The exclamation mark is a common fault warning in cars. Besides the triangle with an exclamation mark, there are four other forms of exclamation marks: a yellow gear with an exclamation mark, a red circle with 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 situations: Automatic transmission failure: A yellow gear with an exclamation mark is the automatic transmission fault warning light, indicating a fault in the transmission or transmission lubricant below the normal range. Transmission oil needs to be replaced promptly. Brake system failure: A circle with an exclamation mark in the middle represents a brake system warning, mainly indicating a brake system malfunction or low brake fluid level. The brake system should be inspected immediately to avoid accidents. Abnormal tire pressure: A bracket with a horizontal line and an exclamation mark in the middle represents the tire pressure monitoring warning light. This light turns on when the car's tire pressure is too low. Check the car's tire pressure and restore it to the normal range. Lighting failure: A yellow bulb with an exclamation mark is the lighting fault indicator, indicating a malfunction in the car'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 lights to identify the problem.
Was this review help?
2
5
Share
More Forum Discussions

How to Write China National Standards I, II, III, IV, V, and VI for Automobiles?

National I, National II, National III, National IV, National V, National VI. The following is related content about automobile emission standards: 1. Introduction: Automobiles are a mobile source of pollution, emitting major pollutants such as carbon monoxide (CO), hydrocarbons (HC), nitrogen oxides (NOx), and particulate matter (PM), all of which are substances that pollute the environment and need to be controlled. The sources of automobile pollutant emissions come from the exhaust pipe, crankcase, and fuel. 2. Establishment: Automobile emission standards are formulated to control the emission of automobile pollutants. To curb the generation of these harmful gases and encourage automobile manufacturers to improve their products to reduce the source of these harmful gases, both Europe and the United States have established relevant automobile emission standards. Automobile emission standards are continuously supplemented, refined, and tightened with the increase in automobile ownership and the worsening of the human environment.
2
1
Share

What is the Difference Between Mercedes-Benz 2.5 and 3.0?

The difference between Mercedes-Benz 2.5 and 3.0 lies in the engine displacement: the Mercedes-Benz 2.5 is equipped with a 2.5L engine, while the Mercedes-Benz 3.0 has a 3.0L engine. Taking the 2021 Mercedes-Benz S400L 3.0 as an example, it belongs to the full-size car category with body dimensions of 5290mm in length, 1921mm in width, and 1503mm in height, with a wheelbase of 3216mm and a fuel tank capacity of 76L. The 2021 Mercedes-Benz S400L 3.0 features a double-wishbone independent front suspension and a multi-link independent rear suspension. It is powered by a 3.0L twin-turbocharged engine, delivering a maximum horsepower of 313PS, a maximum power output of 230kW, and a peak torque of 450Nm, paired with a 9-speed automatic transmission.
7
4
Share

Are Daytime Running Lights Always On?

Daytime running lights are indeed always on. Notes: It is good to keep daytime running lights on as they do not affect the vehicle's electrical circuit and have no impact during annual vehicle inspections. Moreover, daytime running lights are LED-based, with each bulb consuming just a fraction of a watt, totaling less than 10 watts combined, which is negligible in terms of power consumption. Additionally, LEDs have an extremely long lifespan, up to 100,000 hours, far exceeding the operational lifespan of the vehicle itself. Keeping the running lights on can alert pedestrians and oncoming vehicles, especially in poor weather or low-light conditions, thereby enhancing safety. Function: The purpose of daytime running lights is to make the vehicle more noticeable during daytime driving. Their primary function is not to help the driver see the road but to signal to others that a vehicle is approaching. Therefore, these lights are not for illumination but serve as signal lights.
7
2
Share

How to Reset the Tire Pressure Light on the New Magotan?

There are two methods to reset the tire pressure light on the New Magotan. The reasons for the tire pressure light illuminating and the corresponding solutions are as follows: Methods to reset the tire pressure light: Method 1: Use the buttons on the multifunction steering wheel to navigate to the "Tire Pressure" option in the multifunction menu and store the tire pressure status to reset it. Method 2: There is a tire pressure reset switch on the axle side. With the ignition switch turned on, press and hold this switch button until you hear a beep, indicating the reset is complete. Reasons for the tire pressure light illuminating: The tire pressure monitoring light may illuminate due to reasons such as a leaking valve stem, prolonged vehicle inactivity, or external temperature effects. If the tire pressure light comes on while driving, it is advisable to reduce speed, maintain control of the steering wheel, and find a safe place to inspect the tires. Regardless of whether the tire pressure light turns off afterward, it is recommended to visit a nearby repair shop for further inspection.
14
1
Share

Can You Cross a Yellow Dashed Line?

Yellow dashed lines can be crossed. Single Yellow Line: According to traffic rules, a single yellow dashed line allows overtaking or making a U-turn when safe; thus, crossing the line is permitted under safe conditions. White Dashed Line: Most road markings are white. A white dashed line separates lanes traveling in the same direction, allowing lane changes or crossing the line. In contrast, a white solid line prohibits crossing and often appears as an extension of white dashed lines before intersections or to separate roadside parking areas. Yellow Solid Line: These lines separate lanes traveling in opposite directions, typically painted in the middle of the road. Roads with multiple lanes use double yellow lines, while those with fewer lanes use a single yellow line. Regardless of whether it's a single or double yellow line, vehicles are strictly prohibited from crossing. Therefore, driving over the line, overtaking, or making a U-turn is not allowed.
8
2
Share

What are the pros and cons of installing a supercharger on the Land Cruiser 4000?

The benefits of installing a supercharger on the Land Cruiser 4000: it can effectively enhance power and improve its off-road performance; the drawbacks: the power increase may lead to the braking system being inadequate, and it will also increase the vehicle's fuel consumption. Here is the relevant introduction: 1. Land Cruiser: The Land Cruiser (Land Cruiser 200) is Toyota's LAND-CRUISER-200, an imported ORV off-road vehicle produced by Toyota. Its exterior design evolves with a sense of "freshness and advancement" of the new era while inheriting the original design DNA. 2. Supercharger: A supercharger addresses the issue of low intake efficiency in naturally aspirated engines at high RPMs by fundamentally increasing the air pressure in the intake manifold to overcome valve interference resistance. Although the dimensions of the intake manifold, valves, and camshaft remain unchanged, the increased intake pressure results in the engine operating more powerfully than before supercharging.
11
2
Share
Cookie
Cookie Settings
© 2025 Servanan International Pte. Ltd.