Testing and Inspection for Manual Transmission Neutral Safety Switch
Neutral Safety Switch: Testing and Inspection
Manual Transmission
Neutral Switch Circuit
A faulty neutral switch will set code 51 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
Neutral Switch Diagnostic Chart
NEUTRAL SWITCH DIAGNOSTIC CHART