What does the yellow exclamation mark on the Jetta dashboard mean?

1 Answers
AdelineLynn
07/29/25 10:03pm
There are four possible scenarios when a yellow exclamation mark appears on the car dashboard: general fault, automatic transmission fault, abnormal tire pressure, or lighting fault. Below is a detailed analysis of these four situations: General Fault: A triangle with an exclamation mark inside indicates a malfunction in the car'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. Automatic Transmission Fault: A yellow gear with an exclamation mark inside is the automatic transmission fault warning light, indicating a transmission malfunction or transmission lubricant level below the normal range. The transmission fluid should be replaced promptly. Abnormal Tire Pressure: A horizontal line with an exclamation mark inside parentheses represents the tire pressure monitoring warning light. This light 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 one of the car 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 issue. Additionally, a red exclamation mark inside a circle with parentheses indicates a warning related to the braking system, such as brake system failure or low brake fluid level. Immediate inspection of the braking system is required to avoid accidents.
Was this review help?
7
4
Share
More Forum Discussions

What are the reasons for the sluggish acceleration of BYD S6?

The main reasons for the sluggish acceleration of BYD S6 may include incorrect ignition timing, low fuel pressure, air leakage in the intake system, malfunction of the throttle position sensor or mass air flow sensor, poor injector performance, or issues with the EGR system. 1. Troubleshooting: After starting the engine, check if the "Check Engine" warning light turns off; if it does not turn off, inspect the fault code to determine the cause and location of the issue. If the warning light turns off, check the fuel pressure in the supply system, the performance of the injectors, and the quality of the gasoline. Verify if the ignition timing is excessively delayed; if it is, check the knock sensor and the ECU for normal operation. 2. Engine Configuration: The four-speed automatic transmission is paired with a 4G69 2.4L engine from Mitsubishi, with performance parameters of 118kW (160 horsepower)/5800rpm maximum power and 215Nm/3500-4500rpm maximum torque. The 2.0L engine uses the BYD483QB model developed by BYD, with maximum power and torque of 103kW (140 horsepower)/6000rpm and 186Nm/4000-4500rpm, respectively.
10
5
Share

What does the exclamation mark mean in a Mercedes-Benz?

The appearance of an exclamation mark on the car dashboard indicates an abnormality or malfunction in the corresponding system. Many indicator lights on the car dashboard feature an exclamation mark, such as the tire pressure indicator light, lighting fault indicator light, steering system fault indicator light, brake system fault light, transmission fault indicator light, and wiper fault indicator light. Below is a detailed explanation of the exclamation mark warning lights: General Fault: A triangle with an exclamation mark inside. If this symbol lights up, it indicates a fault in the vehicle's general performance, components, or functions. Common issues include parking sensor faults, fuel cut-off system intervention or malfunction, external light faults, engine oil pressure sensor faults, 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 fault in the transmission or transmission lubricant level below the normal range. The transmission oil should be replaced promptly. Brake System Fault: A circle with parentheses and an exclamation mark in the middle. This represents a brake system warning, primarily indicating a brake system malfunction or low brake fluid level. The brake system should be inspected immediately to avoid accidents. Tire Pressure Abnormality: A horizontal line with parentheses and an exclamation mark below it. This 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. This is the lighting fault indicator light, indicating a fault in one of 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 lights to identify the issue. In addition, during daily vehicle use, the warning lights displayed on the dashboard are divided into two colors, yellow and red, indicating different levels of severity: Yellow indicates a fault in the corresponding system, but the issue is not very serious. Reduce speed and proceed to the nearest repair point to eliminate potential safety hazards. Red indicates a very serious problem in the corresponding system. In such cases, do not continue driving. Pull over immediately and seek professional assistance to prevent unforeseen risks to the vehicle and personal safety. It is important to note that when the car is started, all lights will illuminate as the system performs an automatic self-check. After the check is completed, they will turn off automatically. If a light does not illuminate when the ignition is turned on, remains lit, or lights up while driving, it indicates a fault in the corresponding system. In such cases, seek professional help promptly to inspect and eliminate potential safety hazards.
15
1
Share

What is the weight of the Buick Envision?

Buick Envision weight is divided into: 1610kg and 1800kg. The following is its related introduction: 1. Dimensions: The length, width, and height dimensions are 4686mm/1839mm/1691mm, with a wheelbase of 2750mm. 2. Vehicle positioning: The Buick Envision is positioned as a midsize SUV, with a relatively large body size and ample interior space. 3. Exterior design: The new wing-shaped chrome trim runs through the LED wing-shaped headlights, widening the horizontal visual effect; the dynamic bumper surfaces and three-dimensional silver lower guard create a full and powerful front end. The rear also adopts a three-dimensional wing-shaped design, with the chrome trim connected to the taillights, paired with integrated dual exhaust pipes to enhance the sporty feel.
17
3
Share

Can I Still Drive When Buick Displays 'Service Vehicle Soon'?

You should not continue driving. Here are the relevant details: 1. Possible Causes: When the car dashboard displays 'Service Vehicle Soon', it could be due to missed scheduled maintenance or an engine malfunction. It requires inspection at a repair shop. 2. Vehicle Maintenance: Car maintenance refers to the preventive work of regularly inspecting, cleaning, replenishing, lubricating, adjusting, or replacing certain parts of the vehicle, also known as car servicing. 3. Maintenance Items: Modern vehicle maintenance primarily includes the engine system, transmission system, air conditioning system, cooling system, fuel system, power steering system, among others.
19
4
Share

What is the reason why Toyota cars do not rust?

Toyota cars do not rust because they have full-body sheet metal anti-rust coating. The following are the relevant introductions about the Toyota Corolla: 1. Appearance: It adopts the family design language, retaining the iconic large front grille, which is quite visually impactful. The headlight design is still very sharp, connected to the middle trim strip, creating a certain fierce atmosphere. There are still C-shaped fog light areas on both sides of the grille, enhancing the overall design sense. The rear of the car has a more solid feel, with rich curve designs giving it a strong sense of layering. 2. Power: The new Corolla fuel version offers two engines, a 1.5L three-cylinder and a 1.2T four-cylinder. The new 1.5L three-cylinder engine has a compression ratio as high as 13:1, with a maximum power of 121 horsepower and a peak torque of 148 Nm, and a thermal efficiency of up to 40%; the 1.2T four-cylinder engine has a maximum power of 116 horsepower and a peak torque of 185 Nm; the transmission system is matched with a 6-speed manual or CVT continuously variable transmission.
9
2
Share

What are the reasons for the Ford Fiesta's air conditioning not cooling?

The reasons for the Ford Fiesta's air conditioning not cooling include refrigerant leakage and internal damage to the air conditioning pump. Specific details are as follows: Refrigerant Leakage: The refrigerant in the air conditioning system has completely leaked, resulting in no refrigerant, so the air conditioning does not cool. Solution: Check for leaking components, add refrigerant along with fluorescent dye. Internal Damage to the Air Conditioning Pump: This prevents the cooling effect from starting, and a damaged air conditioning pump usually produces abnormal noises. Solution: Inspect the air conditioning pump and replace it. Dirty Condenser Fins: This causes the pressure and temperature in the air conditioning system to become too high, leading the air conditioning pump to stop working to protect the system, hence the air conditioning does not cool. Solution: Use a high-pressure water gun to clean the condenser fins, then dry them with a high-pressure air gun.
4
0
Share
Cookie
Cookie Settings
© 2025 Servanan International Pte. Ltd.