Which of the following in not a recommended way to test engine glow plugs?

A. Test amperage of entire glow plug circuit and compare to manufactures specifications.
B. Individually check the resistance of each glow plug and compare to manufactures specifications.
C. Check the voltage delivered to each glow plug and compare to manufactures specifications.
D. Test the amperage of each glow plug individually and compare to manufactures specifications.


Answer: C

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What will be an ideal response?

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