POWER DOOR LOCK CONTROL SYSTEM DIAGNOSIS SYSTEM


  1. DESCRIPTION


    1. The main body ECU (multiplex network body ECU) controls the power door lock control system functions. The power door lock control system data and Diagnostic Trouble Codes (DTCs) can be read through the vehicle Data Link Connector 3 (DLC3).

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

  2. CHECK DLC3


    1. Check the DLC3 Click here.

  3. INSPECT BATTERY VOLTAGE


    1. Measure the battery voltage.

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