How To Proceed With Troubleshooting

HINT:

• Use these procedures to troubleshoot the key reminder warning system.
• The Techstream should be used in step 4.

1. VEHICLE BROUGHT TO WORKSHOP 
2. CUSTOMER PROBLEM ANALYSIS 
   1. Interview the customer to confirm the trouble (See HOW TO TROUBLESHOOT ECU CONTROLLED SYSTEMS ).
3. PROBLEM SYMPTOMS TABLE 

   Result 

   RESULT CHART
   
   

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

   B: After repair, go to step  6

   A: Go to next step 

4. OVERALL ANALYSIS AND TROUBLESHOOTING 
   1. Terminals of ECU

      (See TERMINALS OF ECU )

   2. DATA LIST/ACTIVE TEST

      (See DATA LIST/ACTIVE TEST )

5. REPAIR OR REPLACE 
6. CONFIRMATION TEST 

   NEXT: END