Electronic Ignition

The spark is caused by high voltage jumping a gap between the spark plug electrodes that project into the combustion chamber.

• true

• false

The CKP is a critical PCM output

• true

• false

CKP and CMP provide the PCM with the same output data.

• true

• false

Which of the following monitors crankshaft position and speed. It also synchronizes ignition firing.

• CMP

• CKP

• KS

• Coil

A variable reluctance sensor consisting of a permanent magnet with a coil of wire wrapped around it.

• HO2S

• KS

• CKP

• TB

The purpose of the Camshaft Position or CMP sensor is to identify cylinder number one compression stroke. Choose the best answer.

• FALSE

• TRUE

• False- CKP identifies the cylinder one position compression stroke

Most ignition coils can produce a maximum voltage of up to...

• 5 volt reference

• 60,000 volts

• 30,000 volts

• 12 volts

The length of time a spark is maintained in a secondary ignition circuit is called....

• dwell

• secondary dwell

• coil speed

• spark duration

Which tool should be used to check the resistance of the coil windings and for opens or shorts to ground?

• test light

• digital oscilloscope

• ohmmeter

• hammer

_____________ represents the voltage needed to overcome the resistance in the secondary circuit.

• intermediate section

• spark duration

• firing line

• dwell