Two technicians are discussing a stepped ECT circuit. Technician A says that the sensor used for a stepped circuit is different than one used in a non-stepped circuit. Technician B says that a stepped ECT circuit uses different internal resistance inside the PCM. Which technician is correct?
A) Technician A only B) Technician B only
C) Both technicians D) Neither technician
Question 2
When diagnosing an electronic distributor ignition system, a 12-volt test light connected from the negative primary coil terminal to ground flutters while cranking the engine. A test spark tester does not fire when it is connected from the coil secondary wire to ground while cranking the engine. The cause of this problem could be a ________.
A) Defective ignition coil B) Defective primary circuit
C) Defective ignition module D) Defective pickup coil
Using a DMM to measure the open-circuit voltage of a battery.
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