Chapter 71 - Ignition System
Components and Operation - Chapter
Quiz Questions correctly answered
Spark plug wiring - ANS ✔✔The primary (low-voltage) ignition system must be working correctly
before any spark occurs from a coil. Which component is not in the primary ignition circuit?
a. Spark plug wiring
b. Ignition module (igniter)
c. Pickup coil (pulse generator)
d. Ignition switch
All of the above - ANS ✔✔The ignition module has direct control over the firing of the coil(s) of
an EI system. Which component(s) triggers (controls) the module?
a. Pickup coil
b. Computer
c. Crankshaft sensor
d. All of the above
notched ring or pointed wheel - ANS ✔✔A reluctor is a _____________.
a. type of sensor used in the secondary circuit
b. notched ring or pointed wheel
c. type of optical sensor
d. type of Hall-effect sensor
distributor ignition systems - ANS ✔✔HEI and EIS are examples of _____________.
, a. waste-spark systems
b. coil-on-plug ignition systems
c. distributor ignition systems
d. pickup coil types
direction of rotation of the coil windings - ANS ✔✔Coil polarity is determined by the
_____________.
a. direction of rotation of the coil windings
b. turns ratio
c. direction of laminations
d. saturation direction
inductive reactance - ANS ✔✔Because of _____________, an ignition coil cannot be fully
charged (reach magnetic saturation) until after a delay of about 10 milliseconds
a. voltage drop across the ignition switch and relaxed wiring
b. resistance in the coil windings
c. inductive reactance
d. saturation
all of the above - ANS ✔✔A COP ignition system can be called _____________.
a. coil-by-plug
b. coil-near-plug
c. coil-over-plug
d. all of the above
Waste spark - ANS ✔✔A compression-sensing ignition is what type?
a. distributor
Components and Operation - Chapter
Quiz Questions correctly answered
Spark plug wiring - ANS ✔✔The primary (low-voltage) ignition system must be working correctly
before any spark occurs from a coil. Which component is not in the primary ignition circuit?
a. Spark plug wiring
b. Ignition module (igniter)
c. Pickup coil (pulse generator)
d. Ignition switch
All of the above - ANS ✔✔The ignition module has direct control over the firing of the coil(s) of
an EI system. Which component(s) triggers (controls) the module?
a. Pickup coil
b. Computer
c. Crankshaft sensor
d. All of the above
notched ring or pointed wheel - ANS ✔✔A reluctor is a _____________.
a. type of sensor used in the secondary circuit
b. notched ring or pointed wheel
c. type of optical sensor
d. type of Hall-effect sensor
distributor ignition systems - ANS ✔✔HEI and EIS are examples of _____________.
, a. waste-spark systems
b. coil-on-plug ignition systems
c. distributor ignition systems
d. pickup coil types
direction of rotation of the coil windings - ANS ✔✔Coil polarity is determined by the
_____________.
a. direction of rotation of the coil windings
b. turns ratio
c. direction of laminations
d. saturation direction
inductive reactance - ANS ✔✔Because of _____________, an ignition coil cannot be fully
charged (reach magnetic saturation) until after a delay of about 10 milliseconds
a. voltage drop across the ignition switch and relaxed wiring
b. resistance in the coil windings
c. inductive reactance
d. saturation
all of the above - ANS ✔✔A COP ignition system can be called _____________.
a. coil-by-plug
b. coil-near-plug
c. coil-over-plug
d. all of the above
Waste spark - ANS ✔✔A compression-sensing ignition is what type?
a. distributor
