Throttle Full Close Switch: Testing and Inspection

Idle Switch Schematic:

A faulty idle switch will set code 42 in the on-board diagnostic system. Refer to the schematic diagram and test the switch with the diagnostic chart.

Wire color code identification:

L: Blue
B: Black
Y: Yellow
G: Green
R: Red
W: White
Br: Brown
Lg: Light green
Gr: Gray

Idle Switch Diagnostic Chart:

IDLE SWITCH DIAGNOSTIC CHART