RM36D0EC _57 Power Source / Network _083091 NETWORKING _0694852 LIN COMMUNICATION SYSTEM(for GTMC Made) D

NETWORKING  LIN COMMUNICATION SYSTEM(for GTMC Made)  DIAGNOSIS SYSTEM  


DESCRIPTION


The main body ECU (multiplex network body ECU) and certification ECU (smart key ECU assembly) control the LIN communication system. LIN communication system data and Diagnostic Trouble Codes (DTCs) can be read through the Data Link Connector 3 (DLC3).

When the system seems to be malfunctioning, use the GTS to check for malfunctions and perform repairs.


CHECK DLC3


a.

Check the DLC3.

Click hereGeneral>INTRODUCTION>HOW TO TROUBLESHOOT ECU CONTROLLED SYSTEMS>GENERAL INFORMATION



INSPECT AUXILIARY BATTERY VOLTAGE


a.

Measure the auxiliary battery voltage with the ignition switch off.

Standard voltage:

11 to 14 V


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