PRE-CRASH SAFETY SYSTEM HOW TO PROCEED WITH TROUBLESHOOTING

CAUTION / NOTICE / HINT

PROCEDURE

1. VEHICLE BROUGHT TO WORKSHOP

   Result
   Proceed to NEXT

   
   

   NEXT

2. INSPECT AUXILIARY BATTERY VOLTAGE

   
   

   1. Measure the auxiliary battery voltage with the power switch off.

      Standard voltage
      11 to 14 V

      If the voltage is below 11 V, recharge or replace the auxiliary battery before proceeding to the next step.

      Result
      Proceed to OK NG

   
   

   NG

   CHARGE OR REPLACE AUXILIARY BATTERY

   OK

3. CHECK CAN COMMUNICATION SYSTEM*

   
   

   1. Use the GTS to check if the CAN communication system is functioning normally Click here.

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

   
   

   B

   GO TO CAN COMMUNICATION SYSTEM Click here

   A

4. CHECK FOR DTC*

   
   

   1. Check for DTCs Click here.

      
      

      1. Record the DTCs.

   2. Clear the DTCs.

   3. Recheck for DTCs.

      
      

      1. Attempt to duplicate the malfunction and check if the DTCs are output again Click here.

         Result
         DTC Condition Proceed to DTCs are not output A DTCs are output B No DTCs are output, and malfunction cannot be duplicated or checked C

   
   

   B

   GO TO DTC CHART Click here

   C

   GO TO SYMPTOM SIMULATION Click here

   A

5. PROBLEM SYMPTOMS TABLE

   
   

   1. Refer to Problem Symptoms Table Click here.

      Result
      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 Click here

   A

6. OVERALL ANALYSIS AND TROUBLESHOOTING*

   
   

   1. Data List / Active Test Click here

   2. Terminals of ECU Click here

      Result
      Proceed to NEXT

   
   

   NEXT

7. ADJUST, REPAIR OR REPLACE

   Result
   Proceed to NEXT

   
   

   NEXT

8. CONFIRMATION TEST

   Result
   Proceed to NEXT

   
   

   NEXT

   END