How To Proceed With Troubleshooting

HINT:

• Use these procedures to troubleshoot the rear sunshade system.
• *: Use the Techstream.

1. VEHICLE BROUGHT TO WORKSHOP 
2. INSPECT BATTERY VOLTAGE 

   Standard voltage: 11 to 14 V 

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

3. CHECK FOR DTC (ELECTRIC POWER CONTROL SYSTEM)* 
   1. Using the Techstream, check if the electric power control system is functioning normally.

      Result 

   RESULT REFERENCE TABLE
   
   

   Result	Proceed to
   DTC B22B3 is not output	A
   DTC B22B3 is output	B

   B: Go to ELECTRIC POWER CONTROL SYSTEM  (see DIAGNOSTIC TROUBLE CODE CHART )

   A: Go to Next Step 

4. INSPECT COMMUNICATION FUNCTION OF CAN COMMUNICATION SYSTEM* 
   1. Use the Techstream to check if the CAN Communication System is functioning normally.

      Result 

   RESULT REFERENCE TABLE
   
   

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

   B: Go to  CAN COMMUNICATION SYSTEM 

   A: Go to Next Step 

5. INSPECT COMMUNICATION FUNCTION OF LIN COMMUNICATION SYSTEM* 
   1. Use the Techstream to check if the LIN Communication System is functioning normally.

      Result 

   RESULT REFERENCE TABLE
   
   

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

   B: Go to LIN COMMUNICATION SYSTEM  (see DIAGNOSTIC TROUBLE CODE TABLE )

   A: Go to Next Step 

6. PROBLEM SYMPTOMS TABLE 
   1. Refer to PROBLEM SYMPTOMS TABLE  .

      Result 

   RESULT REFERENCE TABLE
   
   

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

   B:  Go to step  8

   A: Go to Next Step 

7. OVERALL ANALYSIS AND TROUBLESHOOTING* 
   1. See DATA LIST/ACTIVE TEST 
   2. See TERMINALS OF ECU 
   3. See OPERATION CHECK 
8. REPAIR OR REPLACE 
9. CONFIRMATION TEST 

NEXT: END