How To Proceed With Troubleshooting

HINT:

*: Use the intelligent tester.

1. VEHICLE BROUGHT TO WORKSHOP 
2. INSPECT BATTERY VOLTAGE 

   Standard voltage: 11 to 14 V 

   If the voltage is below 11 V, recharge or replace the battery before proceeding.

3. WARNING LIGHT CHECK 
4. CHECK FOR DTC* 
   1. Check for DTCs and note any codes that are output (see DTC CHECK / CLEAR  ).
   2. Delete the DTCs.
   3. Recheck for DTCs. Based on the DTC output above, try to force output of the same SFI or airbag system DTC by simulating the symptoms indicated by the DTC.

      Result 

      RESULT REFERENCE
      
      

      Result	Proceed to
      DTC does not reoccur	A
      SFI system DTC reoccurs	B
      Airbag system DTC reoccurs	C

   B : Go to  SFI SYSTEM 

   C : Go to step   7 

   A : GO TO NEXT STEP 

5. PROBLEM SYMPTOMS TABLE 

   Result 

   PROBLEM SYMPTOMS TABLE
   
   

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

   B : Go to step   7 

   A : Go to Next Step 

6. OVERALL ANALYSIS AND TROUBLESHOOTING* 
   1. DATA LIST / ACTIVE TEST  (see ).
   2. TERMINALS OF ECU  (see ).
7. ADJUST, REPAIR OR REPLACE 
8. CONFIRMATION TEST 

   NEXT : END