All Power Windows Does Not Operate With Door Key Cylinder

WINDOW / GLASS: POWER WINDOW CONTROL SYSTEM: All Power Windows does not Operate with Door Key Cylinder
- All Power Windows does not Operate with Door Key Cylinder

DESCRIPTION

When the driver door key cylinder (key linked switch) is turned, the following occurs: 1) the door lock motor receives the signal; 2) the main body ECU sends the signal to the power window regulator motor; and 3) the power window motors are activated.

WIRING DIAGRAM





INSPECTION PROCEDURE

PROCEDURE

1. CHECK LIN COMMUNICATION SYSTEM

(a) Check for LIN communication system DTCs related to the power window control system.

OK:

LIN communication system DTCs are not output.

NG -- GO TO LIN COMMUNICATION SYSTEM Initial Inspection and Diagnostic Overview
OK -- Continue to next step.

2. CHECK DTC (B2312)

(a) Check if DTC B2312 is output Reading and Clearing Diagnostic Trouble Codes.

OK:

DTC B2312 is not output.

NG -- GO TO DTC (B2312) B2312
OK -- Continue to next step.

3. READ VALUE USING TECHSTREAM (DOOR LOCK SWITCH)

(a) Connect the Techstream to the DLC3.

(b) Turn the ignition switch to ON.

(c) Turn the Techstream on.

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

(e) According to the display on the Techstream, read the Data List.

Main Body





OK:

On the Techstream screen, each item changes between ON and OFF according to above chart.

NG -- GO TO POWER DOOR LOCK CONTROL SYSTEM How To Proceed With Troubleshooting
OK -- Continue to next step.

4. CHECK POWER WINDOW MANUAL FUNCTION

(a) Check that the manual UP/DOWN function using the power window regulator switch can operate the front door power window LH and RH Operation Check.

NG -- PROCEED TO NEXT CIRCUIT INSPECTION SHOWN IN PROBLEM SYMPTOMS TABLE Problem Symptoms Table

OK -- REPLACE MAIN BODY ECU