···
Log in / Register

What does the engine symbol on the dashboard mean?

5 Answers
JaceFitz
07/29/25 10:20am
When the engine symbol appears on the dashboard, it indicates an engine malfunction. If this light illuminates while the vehicle is in use, it means the engine requires maintenance or servicing. Generally, you should promptly inspect the engine or visit a nearby auto repair shop for maintenance. The engine is the heart of the vehicle, and regular maintenance is essential to prevent breakdowns during operation. The engine malfunction light can appear in different ways: steady yellow light, flashing yellow light; steady red light, flashing red light. If a red light appears, you must immediately go to a 4S shop for inspection and repair, as the issue is severe. If a yellow light appears, the problem may not affect driving immediately, but you should still get it checked as soon as possible.
Was this review help?
7
3
Share
DiJeremiah
08/13/25 2:01pm
That time when I was driving home, I suddenly saw the yellow engine light on the dashboard and thought the car was about to explode! I immediately pulled over to check and found out it might be an issue with the engine sensors, like the oxygen sensor or mass airflow meter sending false alarms. It could also be something as simple as the fuel cap not being tightened properly, causing the system to misjudge excessive exhaust emissions. If the light stays on without timely attention, fuel consumption can skyrocket, and the engine might suffer damage, shortening its lifespan. Now, I always drive straight to the repair shop to scan the trouble codes—the mechanic said minor fixes can cost just a few dozen bucks. I also make sure to maintain my car regularly to avoid such sudden breakdowns disrupting my commute. As an ordinary office worker, this light has taught me to drive more cautiously and avoid reckless high-speed adventures. Remember, safety comes first—don’t panic like I did back then.
Was this review help?
3
1
Share
Expand All
Wendy
10/07/25 4:28am
I remember the first time the engine light came on, I was so scared that my hands and feet were shaking. After searching online, I learned that this is called the malfunction indicator lamp, usually indicating that the engine management system has detected an abnormality, such as an issue with the ignition coil or exhaust pipe. It could be caused by excessive emissions or a blocked fuel line, and if left unrepaired, it could increase pollution or reduce power. Later, I consulted with a professional mechanic who suggested first going to an auto shop to scan the OBD diagnostic codes to find the root cause. When driving, it's important to pay attention to whether the water temperature or oil pressure is normal to avoid small oversights leading to major accidents. As a young person who just got my driver's license, this lesson taught me the importance of self-checking my car's condition, especially since each repair can cost hundreds. Now, I stay calmer when I see the light—after all, modern cars have complex electronic systems, but taking timely action saves trouble.
Was this review help?
10
4
Share
Expand All
SanJasmine
11/20/25 5:50am
As a truck driver with years of experience, I often encounter the engine warning light indicating an ECU system alert, mostly due to faulty sensors like the crankshaft position sensor or catalytic converter. It could also be caused by an intake manifold leak leading to incomplete combustion, and ignoring it may worsen engine wear or affect the exhaust treatment system. I always prioritize using a portable scanner to read the codes first, then address minor issues accordingly; for major risks like aging spark plugs, immediate repair is essential to avoid breakdowns on the highway. Key daily maintenance points include replacing filters and regularly checking wiring—this habit has saved me countless troubles. After all, driving safety relies on attention to detail, so don’t let warning lights waste your reaction time.
Was this review help?
7
3
Share
Expand All
Avery
11/20/25 5:52am
As a mom who often drives my family around, I once noticed the engine light on and felt my heart sink. I immediately pulled over to check the coolant temperature to prevent overheating risks. After some research, I learned that the light often relates to emission control system issues, such as clogged fuel injectors or carbon buildup triggering the warning. Ignoring it could lead to skyrocketing fuel consumption or damage to catalytic components. I now regularly visit professional shops to diagnose issues while cultivating good driving habits like avoiding sudden acceleration or overloading the engine. Prevention beats repair – for instance, periodic fuel system cleaning reduces risks. This isn't just about protecting my wallet, but ensuring my family's comfort and health by avoiding roadside troubles. Now I respond promptly when the light appears, saving much worry.
Was this review help?
9
1
Share
Expand All
More Forum Discussions

Where are the A-pillar and B-pillar located on a car body?

The positions of the A-pillar and B-pillar on a car body: the A-pillar is located on both sides of the front windshield, and the B-pillar is located behind the main and co-driver doors. There are three pillars on both sides of the glass between the front windshield and the front and rear doors, which are the front pillar (A-pillar), middle pillar (B-pillar), and rear pillar (C-pillar) from front to back. The A-pillar, B-pillar, and C-pillar of a car are all part of the body frame, which can protect the occupants in the event of a collision. The car body consists of body panels and the body frame. The body panels include the front and rear bumpers, front fenders, engine hood, doors, and trunk lid. The roof and rear fenders are welded to the body frame, so the roof and rear fenders also belong to the body frame.
17
2
Share

Where is the three-way catalytic converter generally located in a car?

The three-way catalytic converter is generally located in the first bulge of the exhaust manifold under the car's chassis, resembling a long, water-shaped device. The function of the three-way catalytic converter is to transform harmful gases such as CO, HC, and NOX emitted from the vehicle's exhaust into harmless carbon dioxide, water, and nitrogen gas through oxidation and reduction reactions, thereby purifying the vehicle's exhaust. The three-way catalytic converter consists of four parts: the shell, damping layer, carrier, and catalyst coating. The principle of the three-way catalytic converter is that when the engine exhausts through the exhaust pipe, the three gases—CO, HC, and NOX—pass through the purifying agent in the three-way catalytic converter, which enhances the activity of these gases, facilitating oxidation and reduction chemical reactions.
18
4
Share

What are the reasons for a car's air conditioning not providing heat?

Reasons for a car's air conditioning not providing heat: 1. The vehicle has just started, and the engine temperature has not yet risen; it will work after the engine warms up. 2. Insufficient coolant; low coolant levels can cause the car's air conditioning to not heat up; adding coolant will resolve the issue. 3. A damaged water pump, leading to a malfunction in the coolant circulation system, can also cause the car's air conditioning to not heat up; replacing the water pump will fix the problem. 4. A clogged heater core; blockage in the core prevents the circulation of hot water from the engine to the core, resulting in the air conditioning not heating up; cleaning the heater core will solve the issue. 5. A malfunctioning radiator fan; if the radiator fan runs continuously and dissipates heat excessively, it can make it difficult for the coolant in the radiator to heat up, causing the air conditioning to not provide heat; inspecting and repairing the radiator fan will address the problem.
3
4
Share

Is the Mercedes-Benz S500 a four-wheel drive?

The Mercedes-Benz S500 has a four-wheel-drive version. The 2019 Mercedes-Benz S500 is four-wheel drive. If there is a 4matic badge at the rear, it indicates that it is a four-wheel-drive model; if there is no 4matic badge at the rear, it indicates that it is a rear-wheel-drive model. The Mercedes-Benz S-Class is a large luxury car under the Mercedes-Benz brand. Maybach, also under Mercedes-Benz, has an S-Class, but the Maybach S-Class is longer than the standard S-Class. The 2019 Mercedes-Benz S-Class is equipped with four engines in total, one of which is a 2.0-liter turbocharged engine, and the other three are 3.0-liter turbocharged engines with different power outputs. The front suspension of this car uses a double-wishbone independent suspension, and the rear suspension also uses a double-wishbone independent suspension. This car uses a multi-plate clutch central differential.
1
2
Share

Where Can I Check the Vehicle Emission Standards?

To check the vehicle emission standards, locate the model number on the nameplate under the co-pilot's door, then visit the Motor Vehicle Environmental Protection website. Enter the model number in the input box on the webpage, input the correct verification code, and click 'Query' to view the emission standards. You can also find other relevant information about the vehicle. Compared to the China 5 emission standard, the China 6 standard is more stringent in terms of testing criteria and pollutant emissions. The test cycle has been changed from NEDC to WLTC standards, with the addition of real-world driving emission tests. The pollutant limits are stricter, with China 6 being approximately 40% to 50% more stringent than China 5. The limits for CO and HC are one-third stricter compared to China 5.
6
0
Share

Which country is BYD from?

BYD is from China. BYD is a domestic automobile manufacturer with a range of pure electric vehicles and plug-in hybrid vehicles. The SUV models under BYD include the S2, Yuan, Song, Song Pro, Song Pro New Energy, Tang, Tang New Energy, Song New Energy, S6, S7, and others. The Song New Energy is a plug-in hybrid compact SUV with a wheelbase of 2660 mm, and dimensions of 4600 mm in length, 1870 mm in width, and 1700 mm in height. The Song New Energy is equipped with a 1.5-liter turbocharged engine across all variants, delivering 154 horsepower and a maximum torque of 240 Nm. This engine features direct fuel injection technology and uses an aluminum alloy cylinder head and block.
20
3
Share
Cookie
Cookie Settings
© 2025 Servanan International Pte. Ltd.