How To Proceed With Troubleshooting

1. Refer to the DTC check/clear procedures of the navigation system.

   HINT: 

   For navigation systems (for DVD), refer to the following procedures (see DTC CHECK/CLEAR ).

   For navigation systems (for HDD), refer to the following procedures (see DTC CHECK/CLEAR ).

   Result 

   DTC OUTPUT RESULT
   
   

   Result	Proceed to
   DTC is not output	A
   DTC is output	B

B: DTC IS OUTPUT  (Go to NAVIGATION SYSTEM (FOR DVD) )

A: Go to Next Step 

Result 

B: SYMPTOM OCCURS  (Go to step  6)

A: Go to Next Step 

1. Refer to the NAVIGATION SYSTEM (FOR HDD) .

   HINT:

   For navigation systems (for DVD), refer to the following table (see PROBLEM SYMPTOMS TABLE ).

   For navigation systems (for HDD), refer to the following table (see PROBLEM SYMPTOMS TABLE ).

   Result 

   RESULT CHART
   
   

   Result	Proceed to
   Symptom does not appear	A
   Symptom appears	B

B: SYMPTOM APPEARS (FOLLOW THE NAVIGATION SYMPTOM CHART TO PERFORM TROUBLESHOOTING) 

A: Go to Next Step 

1. Refer to the problem symptoms table (see PROBLEM SYMPTOMS TABLE ).

   Result 

   RESULT CHART
   
   

   Result	Proceed to
   Fault is not listed in problem symptoms table	A
   Fault is listed in problem symptoms table	B

B: CORRESPONDING SYMPTOM EXISTS  (Go to step  9)

A: Go to Next Step 

1. Terminals of ECU (see TERMINALS OF ECU ).

NEXT: END