Inspection when charge warning light illuminates

NOTE: If the alternator overheats, the charge warning light illuminates temporarily.

CHECK DTC.
Read the DTC using Subaru Select Monitor.

NOTE: For detailed operation procedures, refer to "Help" of application.

Is DTC detected?

Yes :
1. Repair the corresponding system.
2. Go to 2.
No : Go to 2.
CHECK V-BELT.
Check the V-belt for abnormalities, Ref. to MECHANICAL (H4DOTC)>V-BELT>INSPECTION .

Is the V-belt normal?

Yes : Go to 3.

No : Replace the V-belt or V-belt tensioner assembly.
CHECK GENERATOR B TERMINAL.
Check the voltage of the generator terminal B.

Is the battery voltage applied?

Yes : Go to 4.

No : Repair the harness between generator and MAIN SBF.
CHECK CONTINUITY BETWEEN GENERATOR MAIN BODY AND CHASSIS GROUND.
Check continuity between generator main body and chassis ground.

Is there continuity?

Yes : Go to 5.

No : Check and repair the installation condition of the generator, chassis ground and engine ground.
CHECK COMBINATION METER.
Perform the self-diagnosis of combination meter, Ref. to INSTRUMENTATION/DRIVER INFO>COMBINATION METER SYSTEM>OPERATION>SELF-DIAGNOSIS DISPLAY MODE .

Is the charge warning light OK?

Yes : Repair or replace the generator.

No : Replace the combination meter, Ref. to INSTRUMENTATION/DRIVER INFO>COMBINATION METER>REMOVAL .