LIN COMMUNICATION SYSTEM

CAUTION / NOTICE / HINT

PROCEDURE

1. VEHICLE BROUGHT TO WORKSHOP

   Result

   Proceed to
   NEXT

   NEXT

2. INSPECT BATTERY VOLTAGE

   1. Measure the battery voltage with the ignition switch off.

      Standard voltage

      11 to 14 V

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

   Result

   Proceed to
   NEXT

   NEXT

3. CHECK COMMUNICATION FUNCTION OF CAN COMMUNICATION SYSTEM*

   1. Using the GTS, inspect the CAN communication function to ensure that there are no malfunctions in the communication system.

   Result

   Proceed to
   No DTCs output
   DTCs output (for LHD)
   DTCs output (for RHD)

   DTCs output (for LHD)

   GO TO CAN COMMUNICATION SYSTEM

   with Central Gateway ECU

   Click here

   without Central Gateway ECU

   Click here

   DTCs output (for RHD)

   GO TO CAN COMMUNICATION SYSTEM

   with Central Gateway ECU

   Click here

   without Central Gateway ECU

   Click here

   No DTCs output

4. INSPECT COMMUNICATION FUNCTION OF LIN COMMUNICATION SYSTEM*

   1. Using the GTS, inspect the LIN communication function to ensure that there are no malfunctions in the communication system.

   Result

   Proceed to
   No DTCs output
   DTCs output

   DTCs output

   GO TO DIAGNOSTIC TROUBLE CODE CHART

   Click here

   No DTCs output

5. PROBLEM SYMPTOMS TABLE

   1. Refer to the Problem Symptoms Table.

      Click here

   Result

   Proceed to
   Fault is not listed in problem symptoms table
   Fault is listed in problem symptoms table

   Fault is listed in problem symptoms table

   ADJUST, REPAIR OR REPLACE IN ACCORDANCE WITH PROBLEM SYMPTOMS TABLE

   Fault is not listed in problem symptoms table

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

   END