• When the instrument is ON, press momentarily the ‘Power ON/OFF / Reset’ button to reset the Maximum and Minimum and capture values. Note: To extend battery life, the TA500 will automatically turn OFF after 3 minutes of being idle (i.e. no button pressed and no input signal). Turning the unit off manually, when not in use will prolong battery life.
(exhaust manifold and pipes, muffl er, catalytic converter, etc.) 3.4.1 TA500 measuring functions The TA500 has specially dedicated modes for use in the diagnostics and troubleshooting of Coil on Plug and Coil near Plug ignition technology, and for systems using spark plug wires.
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3.4.2 Spark plug wire ignition systems 1- Turn the instrument on. 2- If not already in SPW (Spark Plug Wire) mode, select it by pressing the ‘Ignition System’ button. 3- Select the number of cycles for the engine under measurement by pressing the ‘Engine Cycles’...
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• Upon exiting the capture mode, the held values are reset. 3.5.3 Auto power off To help prolong battery life, the TA500 will automatically turn off after a period of approximately 3 minutes of inactivity. A period of inactivity means: •...
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4.4 Common causes of short burn time readings • Spark plug worn or gap too wide. • Spark plug connector damaged, loose or disconnected. • Excessive resistance in the ignition coil primary circuit. • Lean mixture. 4.5 Common causes of low spark KVolt readings •...
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