Browse

Antiques Collectibles Apparel Baby Kids Items Books， Movies And Music Electronics Free Stuff Garden Outdoor Health Beauty Home Goods Home Improvement Supplies Musical Instruments Office Supplies Pet Supplies Sporting Goods Ticket Toys Games Transportation Others

Used Cars New Cars Others

Business Crafts Design And Web Events Home Improvement Legal Lessons Personal Pets Photography Repair And Technical Support Wellness Writing， Translation， And Transcription Others

Activities & Groups Artists & Musicians Classes & Lessons Events Friendship & Networking Lost & Found Rideshare Sports Teams Volunteers Travel & Travel Partners Skills & Language Swap Other

What Are the Causes of Intermittent Engine Misfire in a Cylinder?

1 Answers

MiguelMarie

07/29/25 9:54am

Engine intermittent misfire in a cylinder can be caused by the following reasons: 1. Clogged or aged fuel injector: As the vehicle ages, carbon deposits accumulate over time, leading to clogged fuel injectors. Fuel injectors that have been subjected to long-term high-pressure gasoline flow may experience severe aging. These conditions can cause delayed solenoid valve switching, excessive fuel injection, and overly rich air-fuel mixture in the engine, resulting in intermittent misfire in a cylinder. 2. Spark plug issues: Spark plugs are one of the most easily damaged components in a car. Any malfunction in the spark plugs can lead to intermittent misfire in a cylinder. 3. Damaged ignition coil and cylinder wire: If these components malfunction, the spark plug cannot ignite properly, leading to misfire in a cylinder.

Was this review help?

6

1

Share

More Forum Discussions

Can Car Engine Oil Be Used in Motorcycles?

Car engine oil can be used in motorcycles, but its grade must match the specifications in the motorcycle manual. Engine oil is the lubricant used in engines, composed of base oil and additives. It serves functions such as lubrication and wear reduction, auxiliary cooling, sealing and leak prevention, rust and corrosion protection, and shock absorption, earning it the nickname 'the blood of the car.' Base oil is the primary component of lubricants, determining their fundamental properties, while additives compensate for and enhance the deficiencies of base oil, providing additional performance characteristics. These additives are a crucial part of lubricants. The quality grade of engine oil, also known as the performance grade, is an important basis for selecting the appropriate lubricant.

How to Repair a Jammed Seat Belt?

Repair methods for a jammed seat belt: 1. The seat belt retractor mechanism needs to be disassembled and replaced. Inside the seat belt retractor mechanism, there are some components that, if faulty, can cause the seat belt to jam, making it impossible to pull out or retract; 2. When the seat belt jams during rapid pulling, slowly pulling the seat belt can resolve the issue; 3. If the seat belt does not jam when pulled quickly, it indicates that the seat belt has failed and needs immediate repair. The function of the seat belt is to instantly tighten during a vehicle collision or when emergency braking is applied, securing the occupant firmly in the seat to prevent secondary collisions.

How to Fold Electric Rearview Mirrors?

Electric rearview mirrors can typically be folded automatically using an operation button located on the driver's side door or the car's center console. Some models automatically unfold the mirrors when the vehicle is started. As the widest component installed on a vehicle, rearview mirrors are prone to impact in case of side collisions. To minimize scratches, rearview mirrors are equipped with a folding function. Mirrors with this feature can be retracted when passing through narrow sections, improving the vehicle's passability. When the driver leaves the car, folding the mirrors not only protects the mirror surface but also reduces parking space, effectively avoiding scratches.

How to reset the tire pressure light on a Buick Excelle?

Buick Excelle tire pressure light reset method: The tire pressure needs to be adjusted to the standard value, and the tire pressure system must be matched. The specific matching method is to adjust the tire pressure to the standard, then drive at a constant speed of 40km/h for about 10 minutes. When the matching is completed, the tire pressure light will automatically turn off. The tire pressure monitoring light indicates that the tire pressure of the vehicle exceeds the normal level, which could be due to a punctured tire, excessive tire pressure, prolonged driving with low tire pressure, or decreased tire pressure from long periods without inflation. The Buick Excelle has a body length, width, and height of 4609mm, 1798mm, and 1486mm respectively, with a wheelbase of 2640mm. Its engine has a maximum power of 120kw and a maximum torque of 230nm.

What Causes a Strong Gasoline Smell in a Car?

Reasons for a strong gasoline smell in a car: 1. Poor sealing of the fuel tank cap, which requires replacement or applying a 1mm thick layer of grease under the rubber gasket; 2. Residual gasoline during fuel pump installation or removal. The fuel pump must be installed or removed inside the car, and some residual gasoline is inevitable during this process. If not cleaned thoroughly, you may smell gasoline while driving; 3. If the gasoline smell is inside the car cabin, it is likely due to loose or cracked connections on the fuel tank's fuel supply or return lines, or at the interface between the fuel pump and fuel lines. These connections are located under the rear seat. Leakage here can cause a gasoline smell in the cabin, so immediate inspection and repair are necessary to avoid serious consequences.

What Type of Gasoline Should Be Used for China VI Vehicles?

China VI vehicles use ethanol gasoline. China VI refers to the emission standard, not a type of gasoline. It comprehensively considers the technical conditions of the vehicle and imposes restrictions on tailpipe emission indicators. Fuel is just one factor affecting emissions. The gasoline for China VI does not specifically refer to ethanol gasoline; it could also be diesel, specifically referring to fuel products that meet the China VI emission standards. The China VI Motor Vehicle Pollutant Emission Standard was established to implement environmental protection laws, reduce and prevent pollution from vehicle exhaust, protect the ecological environment, and ensure human health. The implementation of the China VI standard imposes stricter requirements on emissions such as carbon monoxide, nitrogen oxides, and hydrocarbons.

Trending Ranking

How to Check the China Emission Standard of a Vehicle?

What to Do If Your Car is Filled with Poor-Quality Gasoline?

What Causes the Car Engine Yellow Light to Stay On?

What does SN grade mean for motor oil?

What is the Suitable Color Temperature for Car Headlights?

What are the length, width, and height of the X-Trail's body?

How to Determine If the Car Battery Has Power?

What is the starting method for Ora new energy vehicles?

Can Temporary License Plates Still Be Used After Obtaining Metal Plates?

Where is the camshaft sensor located on the Pajero?

More Forum Discussions

How to Remove the Headlight on a Mondeo?

What is the 0-100 km/h acceleration time for the Mistra?

How to Adjust Rightward Pull?

How Long Does It Take to Fully Charge an Electric Vehicle?

Help

Cookie

Cookie Settings

© 2025 Servanan International Pte. Ltd.