4399739

1.

Ignition "OFF" and connect scantool to Data Link Connector(DLC).

2.

Ignition "ON" & Engine "OFF".

3.

Monitor diagnostic trouble code and present of trouble code.

4.

Using a scan tool, clear the DTCs.

5.

Is DTC present problem ?

YES

a.

It’s may previous problem.

b.

Go to "W/Harness Inspection" procedure.

NO

a.

Intermittent failure,There is a possibility that the fault is not in the permanent problem so you should check the charging system such as voltage regulator failure and poor connection of fuse and harness between battery to alternator and then go to "Verification of Vehicle Repair" procedure.