{"product_id":"auto-ignition-system-detector-spark-voltage-coil-tester","title":"Auto Ignition System Detector – Spark Voltage \u0026 Coil Tester","description":"\u003cp\u003e\u003cspan\u003eFind Ignition Problems Faster—Cylinder by Cylinder\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eEngine running rough, misfiring, or losing power?\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eThis handheld ignition detector lets you \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003echeck the ignition signal and compare spark-voltage readings across cylinders\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e—helping you quickly identify the cylinder that behaves differently.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eNo need to directly contact high-voltage ignition components.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eCheck. Compare. Find the abnormal cylinder.\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cspan\u003eWhy Choose This Ignition System Detector?\u003c\/span\u003e\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eCompare cylinders quickly\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e to locate abnormal ignition behavior\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eDetect ignition signals\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e through the inductive probe\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eView spark-voltage reference readings\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e directly on the digital display\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eNon-contact testing\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e near the ignition coil\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eDesigned for \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003efour-stroke COP \/ independent ignition systems\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eRechargeable \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e400mAh battery with USB-C charging\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e\u003cspan\u003eSpot the Cylinder That Doesn't Match\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp\u003e\u003cspan\u003eOn a properly operating engine, cylinders should normally produce similar spark-voltage reference readings.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eTest each ignition coil one by one and compare the displayed values.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eIf one cylinder is significantly different from the others, you have a clear starting point for further diagnosis.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cspan\u003eDiagnose Ignition Problems With Less Guesswork\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp\u003e\u003cspan\u003eA rough-running engine can have several possible causes.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eBy comparing ignition behavior across cylinders, the detector can help point you toward possible issues involving:\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan\u003eIgnition coils\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003eSpark plugs\u003c\/li\u003e\n\u003cli\u003eIgnition circuit problems\u003c\/li\u003e\n\u003cli\u003eIncorrect spark plug gaps\u003c\/li\u003e\n\u003cli\u003eCylinder-related ignition abnormalities\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cspan\u003eIt helps you \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003enarrow down the problem before replacing parts blindly\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cspan\u003eDetect Both Ignition Signal \u0026amp; Spark Voltage\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp\u003e\u003cspan\u003eThe detector provides two useful checks:\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eIgnition signal detection\u003c\/span\u003e\u003c\/strong\u003e\u003cbr\u003e\u003cspan\u003eThe indicator flashes in response to the detected ignition signal.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eSpark-voltage comparison\u003c\/span\u003e\u003c\/strong\u003e\u003cbr\u003e\u003cspan\u003eThe digital screen displays a spark-voltage reference value that can be compared between cylinders.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eThis gives you more information than simply checking whether a coil is firing.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cspan\u003eNon-Contact Inductive Testing\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp\u003e\u003cspan\u003ePlace the probe near the top of the ignition coil and adjust the sensitivity.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eThere is no need to connect the probe directly to the high-voltage ignition terminal.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eImportant:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e The inductive probe must not directly touch high-voltage ignition components.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cspan\u003eBuilt for Comparative Diagnosis\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp\u003e\u003cspan\u003eThe displayed spark-voltage value should be treated as a \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003ediagnostic reference for comparing cylinders\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e, not as a laboratory-calibrated absolute voltage measurement.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eThat is also its main advantage: you're looking for the cylinder that behaves differently.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eFor example:\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eSignificantly lower than other cylinders may indicate:\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan\u003eIgnition coil insulation leakage or internal fault\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003eSpark plug insulation leakage\u003c\/li\u003e\n\u003cli\u003eSmall spark plug gap\u003c\/li\u003e\n\u003cli\u003eCarbon\/oil contamination\u003c\/li\u003e\n\u003cli\u003eLow cylinder pressure\u003c\/li\u003e\n\u003cli\u003eIgnition timing problems\u003c\/li\u003e\n\u003cli\u003eCoil\/spark plug mismatch\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eSignificantly higher than other cylinders may indicate:\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan\u003eExcessive spark plug electrode gap\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003ePoor coil-to-spark-plug contact\u003c\/li\u003e\n\u003cli\u003eCoil\/spark plug mismatch\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cspan\u003eThese readings help guide diagnosis; additional testing may still be required to confirm the exact cause.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cspan\u003ePerfect For\u003c\/span\u003e\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan\u003eAutomotive technicians\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003eRepair shops\u003c\/li\u003e\n\u003cli\u003eExperienced DIY mechanics\u003c\/li\u003e\n\u003cli\u003eEngine misfire troubleshooting\u003c\/li\u003e\n\u003cli\u003eIgnition coil comparison\u003c\/li\u003e\n\u003cli\u003eSpark plug troubleshooting\u003c\/li\u003e\n\u003cli\u003eRough-running engine diagnosis\u003c\/li\u003e\n\u003cli\u003ePreventive ignition-system checks\u003c\/li\u003e\n\u003cli\u003eFour-stroke COP ignition systems\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e\u003cspan\u003eHow to Use\u003c\/span\u003e\u003c\/h2\u003e\n\u003ch4\u003e\u003cspan\u003e1. Start the Engine\u003c\/span\u003e\u003c\/h4\u003e\n\u003cp\u003e\u003cspan\u003eRun the engine normally and locate the ignition coils.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch4\u003e\u003cspan\u003e2. Position the Probe\u003c\/span\u003e\u003c\/h4\u003e\n\u003cp\u003e\u003cspan\u003ePlace the probe head near the top of the ignition coil.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eDo not allow the inductive probe to directly touch high-voltage ignition parts.\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003ch4\u003e\u003cspan\u003e3. Adjust Signal Sensitivity\u003c\/span\u003e\u003c\/h4\u003e\n\u003cp\u003e\u003cspan\u003eTurn the ignition-signal adjustment until the indicator flashes consistently with the ignition activity.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eAdjust the probe distance to reduce interference from neighboring ignition coils.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch4\u003e\u003cspan\u003e4. Adjust the Spark Reading\u003c\/span\u003e\u003c\/h4\u003e\n\u003cp\u003e\u003cspan\u003eUse the spark-voltage adjustment control until a stable reference reading is displayed.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eThe supplier recommends adjusting the displayed value into approximately the \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e10–30kV range\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e during testing.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch4\u003e\u003cspan\u003e5. Compare Every Cylinder\u003c\/span\u003e\u003c\/h4\u003e\n\u003cp\u003e\u003cspan\u003eRepeat the same procedure on each cylinder.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eUnder normal conditions, readings from cylinders on the same engine should generally be similar.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eA significantly different cylinder may require further inspection.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cspan\u003eSpecifications\u003c\/span\u003e\u003c\/h2\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth\u003e\u003cspan\u003eSpecification\u003c\/span\u003e\u003c\/th\u003e\n\u003cth\u003e\u003cspan\u003eDetails\u003c\/span\u003e\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eProduct Type\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eAutomotive Ignition System Detector\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eMain Functions\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eIgnition signal detection + spark-voltage comparison\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eDetection Method\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eInductive \/ non-contact probe\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eSpark Voltage Display Range\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e0–50kV\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eRecommended Test Display Range\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eApprox. 10–30kV\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eIgnition Compatibility\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eFour-stroke independent \/ COP ignition systems\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eVehicle System Compatibility\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e12V \u0026amp; 24V ignition systems\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eDisplay\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eDigital numerical display\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eBattery\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eBuilt-in rechargeable lithium battery\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eBattery Capacity\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e400mAh\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eCharging Voltage\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e5V\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eCharging Port\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eUSB Type-C\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eControls\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eIgnition signal adjustment + spark-voltage adjustment\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eCharging Indicator\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eOn while charging; turns off when fully charged\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e\u003cspan\u003e\u003c\/span\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cspan\u003eWhat's Included\u003c\/span\u003e\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan\u003e1 × Auto ignition system detector\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e1 × Integrated inductive probe\u003c\/li\u003e\n\u003cli\u003e1 × USB Type-C charging cable\u003c\/li\u003e\n\u003cli\u003e1 × User manual\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eUSB charger\/power adapter is not included.\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cspan\u003eFind the Problem Cylinder Before Replacing Parts\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp\u003e\u003cspan\u003eWhen one cylinder isn't firing like the others, guessing can waste both time and money.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eCompare the ignition signal and spark-voltage reference readings across cylinders and quickly narrow your diagnosis to the area that needs attention.\u003c\/span\u003e\u003c\/p\u003e","brand":"tooltra.com","offers":[{"title":"Default Title","offer_id":48011497701537,"sku":null,"price":59.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0532\/5809\/2705\/files\/T100IgnitionSystemDetectorTooltra1.png?v=1791222480","url":"https:\/\/tooltra.com\/products\/auto-ignition-system-detector-spark-voltage-coil-tester","provider":"Tooltra","version":"1.0","type":"link"}