All Doors Lock/Unlock Functions Do Not Operate Via Door Control Switch

DOOR LOCK: POWER DOOR LOCK CONTROL SYSTEM: All Doors LOCK/UNLOCK Functions do not Operate Via Door Control Switch
- All Doors LOCK/UNLOCK Functions do not Operate Via Door Control Switch

DESCRIPTION

The main body ECU RH (cowl side junction block RH) receives switch signals from the door control switch and activates the door lock motor on each door according to these signals.

WIRING DIAGRAM





INSPECTION PROCEDURE

PROCEDURE

1. READ VALUE USING TECHSTREAM (DOOR CONTROL SWITCH)

(a) Connect the Techstream to the DLC3.

(b) Turn the engine switch on (IG).

(c) Turn the Techstream on.

(d) Enter the following menus: Body Electrical / Body / Data List.

(e) Read the Data List according to the display on the Techstream.

Body (Main Body ECU RH (Cowl Side Junction Block RH))





OK:

On the Techstream screen, ON or OFF will be displayed accordingly.

NG -- INSPECT DOOR CONTROL SWITCH ASSEMBLY

OK -- REPLACE MAIN BODY ECU RH (COWL SIDE JUNCTION BLOCK RH)

2. INSPECT DOOR CONTROL SWITCH ASSEMBLY

(a) Remove the door control switch assembly Removal.





(b) Measure the resistance according to the value(s) in the table below.

Standard Resistance:





NG -- REPLACE DOOR CONTROL SWITCH ASSEMBLY Removal
OK -- Continue to next step.

3. CHECK HARNESS AND CONNECTOR (DOOR CONTROL SWITCH - MAIN BODY ECU RH AND BODY GROUND)

(a) Disconnect the main body ECU RH (cowl side junction block RH) connector.





(b) Measure the resistance according to the value(s) in the table below.

Standard Resistance:





NG -- REPAIR OR REPLACE HARNESS OR CONNECTOR

OK -- REPLACE MAIN BODY ECU RH (COWL SIDE JUNCTION BLOCK RH)