Operation CHARM: Car repair manuals for everyone.

Description




HOW TO READ WIRING DIAGRAMS

Description







SWITCH POSITIONS

Switches are shown in wiring diagrams as if the vehicle is in the "normal" condition.
A vehicle is in the "normal" condition when:





- ignition switch is "OFF", - doors, hood and trunk lid/back door are closed, - pedals are not depressed, and
- parking brake is released.

MULTIPLE SWITCH

The continuity of multiple switch is described in two ways as shown below.
- The switch chart is used in schematic diagrams.
- The switch diagram is used in wiring diagrams.