Test your knowledge of common auto engine performance issues with our free automotive service excellence ASE A-8 auto mechanic practice exam. Find a mechanic school near you.
#1. An engine equipped with the ignition system shown misfires on cylinders #1 and #4. Technician A says that a failed ignition coil could be the cause. Technician B says that a weak rpm signal to the PCM could be the cause. Who is right?
the correct answer is A only
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This is not an official test it is a practice test based on the official study guide. Use it for entertainment purposes only.