LocationHarness
Connector
Pin
Wire
Color
Expected
Reading
ConnectorGraphic
1MainP42E
Green
2MainP42FYellow
54to66
ohms
1MainP42E
Green
2
Chassisground
Open
(innite)
1MainP42FYellow
2
Chassisground
Open
(innite)
Pass
TheCANbuswiringtotheisolationmoduletestedgood.GotoStep8.
Fail
TheCANbuswiringtotheisolationmoduledidnottestgood.Repairorreplacethedamagedwiring.
GotoReturningtheMachinetoService(page22)andfollowthestepslisted.
Step8:ReplacetheCANbusisolationmodule.
1.RemoveandreplacetheCANbusisolationmodule.
2.GotoReturningtheMachinetoService(page22)andfollowthestepslisted.
ElectricalDiagram
g033142
Figure69
1.12Vdcchassisground
99