How to Solve the Engine Malfunction Light Issue?

1 Answers
KaiMarie
07/30/25 8:51am
Solutions for the engine malfunction light being on: You can check the power generation, inspect the connection of the charging circuit. If no abnormalities are found, you can go to a repair shop for further inspection. Causes of the engine malfunction light being on: Poor fuel quality not meeting standards; Spark plug carbon buildup; Oxygen sensor failure; Engine knocking; Water temperature sensor damage; Engine misfire. The engine malfunction light indicates a fault in the engine exhaust system. If it turns off a few seconds after starting the engine, it means the system is undergoing normal self-check. If it stays on continuously, there might be a fault in the exhaust system. If it flashes, it indicates engine misfire, which could damage the catalytic converter.
Was this review help?
7
2
Share
More Forum Discussions

What is the function of BMW 3 Series autoh?

BMW autoh is the automatic parking function. The following are specific explanations about BMW: 1. Background: BMW cars refer to vehicles produced by Bayerische Motoren Werke AG (abbreviated as BMW). The main series models include 1, 2, 3, 4, 5, 6, 7, 8, etc. The company is renowned worldwide for producing luxury cars, motorcycles, and high-performance engines. 2. Logo Meaning: The BMW logo features a double-circle design, with the word "BMW" inscribed above the double circles. The entire emblem resembles the blue sky, white clouds, and a continuously rotating propeller, symbolizing BMW's long-standing history and its consistent purpose and goals. It reflects the company's commitment to meeting customers' greatest desires with the latest technology and most advanced concepts in the vast expanse of time and space, showcasing BMW's vigorous spirit and ever-evolving new style, and indicating the superior quality, leading technology, and global presence of BMW cars.
2
0
Share

What are the reasons for the Mazda 6 horn not working?

It may be due to poor contact of the internal contacts in the horn switch. Below is the relevant introduction of the Mazda 6: 1. Safety and Handling: The body has been thoroughly tested in the market, and its passive protection capability is unquestionable. This model upgrade has implemented multiple strengthening measures, making its passive safety impeccable. Coupled with superior braking performance, the safety of the new Mazda 6 is beyond reproach. 2. Driving Performance and Comfort: Innovative developments have been made in body structure, noise insulation measures, interior design, and comfort and convenience equipment, elevating its comfort to a new level and achieving a perfect combination of comfort and driving performance in the new Mazda 6. Additionally, high-tech features typically found in luxury cars, such as a card-type smart key, a driver's seat with 3 memory settings and 8-way electric adjustment, automatic headlight switch, headlight washer, rain-sensing wipers, water-repellent exterior mirrors, remote-controlled window operation, and 6 airbags, place it among the ranks of premium sedans.
16
5
Share

Can clothes be left in the car for a long time?

Yes. Additional information: The following items should not be left in the car: 1. Plastic water bottles: Special attention should be paid when using plastic products, as vinegar, cleaning agents, direct sunlight, and high temperatures can cause chemical reactions. These reactions mainly release ethylene monomers. 2. Perfume: The angular bottle can refract sunlight, leading to explosions. 3. Fire extinguishers: Over time, the pressure decreases until it reaches zero. 4. Lighters: The principle of lighter explosions is similar to that of liquefied gas tanks, where compressed liquid gas inside intensifies vaporization as temperature rises, increasing internal pressure. When the lighter's walls can no longer withstand the pressure, it explodes. 5. Batteries, power banks, etc.: Impact or deformation can compress the internal liquid electrolyte, even causing the separator to fail directly, leading to a short circuit between the positive and negative terminals. This generates a large internal current, releasing massive heat, vaporizing the electrolyte, and causing an explosion. 6. Reading glasses, magnifying glasses, etc.
3
3
Share

What Causes Water Droplets on the Front Windshield?

Typically, in winter when the heater is turned on inside the car, water vapor inside the vehicle condenses on the inner surface of the windshield, forming water droplets. Conversely, in summer when the air conditioning is on, warm water vapor from outside condenses on the outer surface of the windshield, forming droplets. Tips for maintaining your car's windshield: 1. Proper use of windshield washer fluid: Drivers can effectively use windshield washer fluid to address blurriness issues while driving. During regular maintenance, choose the appropriate washer fluid based on the season and weather conditions to ensure a clearer view. 2. Windshield tinting: Applying a protective film to the windshield is another effective method, though the requirements for windshield films are stringent. The front windshield must maintain a light transmittance of over 70% to ensure driving safety. Dark tinted films are strongly discouraged for front windshields. Additionally, when selecting a UV protection index for the film, opt for the highest available to protect dashboard components from premature aging due to prolonged sun exposure. 3. Purchasing glass insurance: Glass insurance is an optional add-on to auto insurance. While many car owners invest in various insurance policies for their vehicles, it's important not to overlook standalone glass breakage coverage. This commercial insurance compensates for damages resulting from the windshield breaking independently during vehicle use.
5
0
Share

Is it necessary to repair a broken dash cam?

Repair is possible. Here are the relevant reasons regarding a malfunctioning dash cam: 1. Dash cams can be repaired: A broken dash cam can indeed be fixed. You can contact the seller for after-sales service. If it's within the warranty period, the manufacturer can repair it, typically offering a one-year warranty. However, this depends on the damaged part and severity. If it's a software issue, the manufacturer can update the software to resolve it. 2. Reasons for unresponsive dash cam buttons: One scenario is when the buttons stop working after inserting a memory card but function normally again after removing it. This might be due to the device freezing during the card-reading process, caused by a slow memory card speed or an internal short circuit in the memory card. Try replacing it with a new high-speed card.
9
1
Share

What is the fuel tank capacity of the Volkswagen Passat in liters?

The Volkswagen Passat has a total of 10 models, all with a fuel tank capacity of 68.5 liters. Except for the Passat 2022 280TSI Business Edition and the Passat 2022 280TSI Elite Edition, which use a 1.4-liter turbocharged engine, the other models are equipped with a 2.0-liter turbocharged engine. The transmission options include a 7-speed wet dual-clutch transmission and a 7-speed dry dual-clutch transmission. All models feature a front-engine, front-wheel-drive layout. Among vehicles in the same class, the 2022 Honda Accord has a fuel tank capacity of 56 liters, the 2021 Toyota Camry has a 60-liter tank, and the 2021 Nissan Teana has a 61.3-liter tank. During actual refueling, the amount of fuel may exceed the nominal capacity. This is because the fuel tank capacity specified by the manufacturer is measured from the bottom of the tank to the safe fill level. There is additional space from the safe fill level to the tank opening, which is designed to allow for fuel expansion when temperatures rise, preventing overflow. If fuel is filled up to the tank opening during refueling, the actual amount of fuel added may exceed the nominal tank capacity. To check the remaining fuel level, drivers can observe the fuel gauge on the right side of the instrument panel, marked with E (Empty) and F (Full). When the needle is close to E, it indicates low fuel, while nearing F means the tank is nearly full.
12
0
Share
Cookie
Cookie Settings
© 2025 Servanan International Pte. Ltd.