Ignition Systems

Under heavy load, the ignition timing must be advanced.

• false

• true

A late-model ignition system can supply 30,000 to 60,000 volts of electricity.

• true

• false

Reach, heat range, and air gap are all characteristics that affect the performance of which ignition system component?

• ignition coil

• points and condenser

• spark plugs

• spark plug wires

What is the typical amount of secondary coil voltage required to jump the spark plug gap?

• 10,000V

• 100V

• 500V

• 12V

What type of signal is produced by a Hall-effect sensor?

• digital

• analog

What is the purpose of the ignition module?

• raise and lower secondary voltage

• turn on and off the magnetic pickup

• turn on and off the primary current

What is dwell?

• the duration of the spark

• the time secondary current flows

• the size of the spark plug gap

• the time primary current flows

All ignition systems used a distributor cap and rotor assembly until 1996.

• True

• False

Which of the following PCM memory circuits is used to store temporary information?

• ROM

• RAM

• Programmed ROM

• Erasable RAM

Mode $06 Data only provides the stored DTC and cannot be used to determine component condition or misfire rates.

• TRUE

• FALSE