- Function and purpose: - An inline ignition spark tester that also serves as a spark plug cable connection tester - Designed to check the ignition system on each cylinder without visiting a mechanic - Key benefits: - Saves time and money by diagnosing ignition issues on-site - Simple, direct testing of ignition coil and spark plug cable connections - Immediate visual indication when a spark occurs, helping pinpoint misfires or weak coils - How it works: - Use the tester as an inline connector between the spark plug and the spark plug cable - When the ignition fires, the tester reflects the spark and lights up, providing a clear yes/no indication - Design and compatibility: - Inline spark tester for straightforward connection between spark plug and spark plug cable - Suitable for testing ignition events in engines that use standard spark plug cables - Compact and easy to handle, designed for quick field use - How to use: - Connect the tester between the spark plug and the spark plug cable - Crank the engine or run the ignition to deliver a spark - Observe the tester: if a spark occurs, the tester reflects the spark and lights up - Use scenarios: - DIY car maintenance: check each cylinder to locate misfires or weak ignition components without tools or a trip to the shop - Quick field diagnostic: in a shop or garage, rapidly assess ignition circuits while servicing engines - Small engines and motorcycles: test ignition connection and spark delivery on motorcycles or small engines with standard spark plug cables - Performance notes: - Provides a reliable visual indicator of spark presence for immediate diagnostics - Designed to streamline ignition coil and spark plug cable testing with a simple, inline connection