XT 4WD F4-1781cc 1.8L SOHC (1990)
Throttle Full Close Switch: Testing and Inspection
Idle Switch Schematic
A faulty idle switch sets code 42. Refer to the schematic diagrams and test the sensor and switch with the diagnostic charts.
Wire color code identification:
L:
Blue
B:
Black
Y:
Yellow
G:
Green
R:
Red
W: White
Br: Brown
Lg: Light green
Gr: Gray
Throttle Sensor Diagnostic Chart
