This factory information shows you how to diagnose your engine. it explains how to carry out tests, sometimes with the aid of equipment such as a voltmeter or vacuum pressure gauge. You'll see step by step instructions for conducting the tests, with a diagram of the part and equipment, if needed. This manual is primarily for diagnosis. If a mechanical operation is required to correct the problem, you may need the shop manual for your vehicle in order to make the mechanical repair. Â Test names include; battery, starting system, ground circuit, amperage draw, solenoid switch circuit, distributor point dwell, idle r.p.m, generator circuit resistance, regulator ground, accessory ground circuit, generator output, cutout relay, current regulator, voltage regulator, spark timing, manifold vacuum.
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