Mandark Car Inline Spark Plug Tester, Automotive Engine Ignition Tester, Vehicle Internal External Engine Armature Diagnostic Detector Tool, Universal For RV, SUV, Truck, Lawnmower Online At A Best Price In .

Specifications: Material: stainless steel, plastic Color: black Size: 70mm/ 2.76 inches (metal interface) 125mm/ 4.92 inches (shaft/lamp housing) Weight: 80g/ 2.82oz How to Use the Car Inline Spark Plug Tester: -Step 1: Turn Off the Engine: Ensure the vehicle's engine is turned off and the key is removed from the ignition to prevent any accidental starting. Disconnect the wire from the spark plug. -Step 3: Connect the Tester: Attach the inline spark plug tester between the spark plug and the spark plug wire. -Step 4: Start the Engine: Turn on the engine. The inline tester will show a light or spark indicating whether the spark plug is receiving power. -Step 5: Observe the Tester: Look for a consistent spark or light within the tester. A steady spark indicates that the spark plug and ignition system are functioning correctly. -Step 7: Disconnect the Tester: Remove the tester from the spark plug and reconnect the spark plug wire to the spark plug. -Step 8: Repeat as Needed: If testing multiple spark plugs, repeat the process for each one. The combination of stainless steel and plastic provides durability for frequent use and different automotive conditions. The use of strong and durable materials guarantees that the tool performs effectively throughout its lifespan. It can save valuable time during maintenance and repairs, especially useful in professional settings. 【Safe Operation】: Our product is designed to test spark plugs, ensuring a safe diagnostic process. In short, our product can provide a controlled and secure way to check spark plug functionality without dismantling the ignition system. And it is equipped with clear visual indicators that make it easy to understand the results of your diagnostics. 【Compact Design】: The weight of our product is 2.82 ounces, which is small and lightweight, making it easy to carry and store in your toolbox, glove compartment, or even pocket.