Knowledge

Why Does the Engine Shake More After Installing New Spark Plugs? In automotive maintenance, there is a situation that often causes confusion: The old spark plugs have been used for

Don't Misdiagnose It: Spark Plug Flashover vs. Ceramic Insulator Cracking - Differences, Causes, and Diagnosis When inspecting a removed spark plug, technicians may sometimes find

Fuel Consumption Suddenly Spiking? Don't Guess - Use This Four-Step Diagnostic Method When a vehicle suddenly starts consuming more fuel while also showing weak acceleration or red

The After-Sales Problems Caused by Low-Quality Spark Plugs Are Greater Than You Think

Why Do Some Sell It for More?

How to Identify a Low-Quality Spark Plug? Just Check These Key Details

Why is a spark plug harder to pass factory tests than you think?

After replacing the spark plugs, the engine check light may still remain on. This is a common customer complaint that repair shops and technicians often encounter. In this situatio

Spark plugs work daily in a harsh environment of high temperature, high pressure, and frequent ignition . Different road conditions continuously change the engine's combustion temp

Many people tend to confuse "service life" with "replacement interval" when it comes to spark plugs. In fact, these two concepts are not exactly the same. If they are not clearly d

Spark plug installation may seem simple, but a truly professional replacement process is never just a casual remove-and-install job. Every detail during installation deserves caref