Automotive Electrical and Electronic Systems Classroom Manual Fifth Edition Update by John F. Kershaw

272 Chapter Twelve
Figure 12-34. A typical rear lighting circuit diagram showing the inclusion of the center high-mounted stop lamp
(CHMSL) mandated by law on 1986 and later models. (DaimlerChrysler Corporation)
Figure 12-35. The ignition switch controls current to
the turn signal switch, but does not affect current to the
brake switch.
on the bracket that holds the brake pedal. When
the pedal is pressed, the switch is closed.
The turn signal switch is mounted within
the steering column and operated by a lever
(Figure 12-36). Moving the lever up or down
Figure 12-36. The turn signal switch includes various
springs and cams to control the contact points.