Diagnosis System

DOOR LOCK: POWER DOOR LOCK CONTROL SYSTEM: DIAGNOSIS SYSTEM

1. DESCRIPTION

(a) The main body ECU RH (cowl side junction block RH) controls the vehicle power door lock control system functions. Power door lock control system data and Diagnostic Trouble Code (DTC) can be read through the vehicle Data Link Connector 3 (DLC3).

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

2. CHECK DLC3

(a) Check the DLC3 General Information.

3. INSPECT BATTERY VOLTAGE

(a) Measure the battery voltage.

Standard Voltage:

11 to 14 V

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