Posts Tagged: spark plug failure
Why Spark Plugs Fail and How to Avoid It
Spark Plug Failure: What Causes Spark Plugs to Fail and How to Prevent It Quick Summary Spark plugs are one of the hardest-working components in your engine. They must ignite the air-fuel mixture thousands of times per minute while enduring temperatures that can exceed 4,500°F inside the combustion chamber. When a spark plug fails, the result can be engine misfires, rough idle, poor fuel economy, hard starting, and even damage to the catalytic converter. As an ASE Master Technician, I’ve found that most spark plug failures aren’t caused by defective … Read More
Car Won’t Start? How to Diagnose the Real Problem
Why Your Car Struggles to Start and What to Check First Quick Summary When your car won’t start but cranks at normal speed, the battery is not the problem. In almost every case I’ve diagnosed, the issue comes down to fuel, air, or spark. If your car struggles to start, the sound it makes while cranking tells you where to look first. Learn to read those clues, and you can diagnose most no-start and hard-start problems without guessing or throwing parts at the car. Article Car Won’t Start? How I … Read More