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A. Connect negative (black) clamp to the negative (NEG, N, －) battery post.
Connect positive (red) clamp to the positive (POP, P, ＋) battery post. Rock
clamp back and forth to ensure a good electrical connection.
B. Disable the ignition system so the car will not start.
C. Crank the engine and note the voltage reading during cranking.
D. A meter reading of 9 volts or less indicates excessive current draw. This may
be due to bad connections or a failing starter motor; or the battery is too small
for the vehicle's requirements.
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