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Home > ELECTRICIAN > Inline Spark Tester, Updated USA Version, FREE SHIPPING!

Inline Spark Tester, Updated USA Version, FREE SHIPPING!


Spark Tester Step 1: Remove Spark Plug WireSpark Tester Step 2: Install Light Globe To WireSpark Tester Step 3: Install Short Wire To Spark Plug
Your Price: $29.95
Item Number: 20610
Manufacturer: Made In USA
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AS SEEN IN JULY 2010 POPULAR MECHANICS, PAGE 110. Get a visual check of the ignition system. Quickly diagnose ignition systems. Works on all ignition systems including distributorless ignitions. Made in the USA from high quality parts including LED light. INSTRUCTIONS: 1. With engine off, remove wire from plug. 2. Connect female end of tester wire (use straight or 90 degree as needed) to the spark plug. Be sure other end of tester wire is attached to male end of tester. 3. Connect other male end of tester to the plug wire. 4. Start engine and check tester. 5. Repeat for all plugs. TEST RESULTS AND DIAGNOSIS: 1. Test Result: Engine doesn't start, tester doesn't flash. Diagnosis: Check ignition system. 2. Test Result: Engine doesn't start, tester is flashing. Diagnosis: Check fuel system. 3. Test Result: Engine starts, tester flashes erratically. Diagnosis: Plugs are fouled or dirty, or ignition system is weak. 4. Test Result: Engine starts, tester flashes dimly and erratically as engine rpms are increased. Diagnosis: Ignition system is weak. MADE IN USA. FREE SHIPPING IN USA! PLEASE NOTE: We have replaced a previous inexpensive import model ($15.00) for the above listed superior quality USA version.
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