Manual Up / Down Function Via Back Door Lock Key Cylinder Does Not Operate

WINDOW / GLASS: POWER WINDOW CONTROL SYSTEM: Manual Up / Down Function Via Back Door Lock Key Cylinder does not Operate
- Manual Up / Down Function Via Back Door Lock Key Cylinder does not Operate

DESCRIPTION

If the manual UP/DOWN function via the back door lock key cylinder does not operate, the back door lock key cylinder, the harness and connector, the back door ECU may be abnormal.

WIRING DIAGRAM





INSPECTION PROCEDURE

PROCEDURE

1. CHECK BACK DOOR WINDOW OPERATION

(a) Check that the back door power window operates via the back door power window switch.

OK:

Manual UP/DOWN function operates normally.

NG -- GO TO OTHER FLOW CHART (BACK DOOR POWER WINDOW CIRCUIT) Manual Up / Down Function Does Not Operate ON Back Door Only
OK -- Continue to next step.

2. READ VALUE USING TECHSTREAM

(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 / Back Door P/W / Data List.

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

Back Door P/W





OK:

The Techstream display changes normally when tail gate control switch is operated.

NG -- INSPECT TAIL GATE CONTROL SWITCH

OK -- REPLACE BACK DOOR ECU

3. INSPECT TAIL GATE CONTROL SWITCH

(a) Remove the tail gate control switch Disassembly.





(b) Insert the key into the key cylinder.

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

Standard Resistance:





(d) Reinstall the tail gate control switch.

NG -- REPLACE TAIL GATE CONTROL SWITCH
OK -- Continue to next step.

4. INSPECT HARNESS AND CONNECTOR (BACK DOOR ECU - TAIL GATE CONTROL SWITCH)

(a) Disconnect the V3 back door ECU connector.





(b) Disconnect the V18 tail gate control switch connector.

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

Standard Resistance:





(d) Reconnect the tail gate control switch connector.

(e) Reconnect the back door ECU connector.

NG -- REPAIR OR REPLACE HARNESS OR CONNECTOR

OK -- REPLACE BACK DOOR ECU