Manual Up / Down Function Does Not Operate On Back Door Only
WINDOW / GLASS: POWER WINDOW CONTROL SYSTEM: Manual Up / Down Function does not Operate on Back Door Only
- Manual Up / Down Function does not Operate on Back Door Only
DESCRIPTION
If the back door power window does not operate, the retract switch in the rear wiper motor, the back door power window regulator motor or the wire harness may be abnormal.
WIRING DIAGRAM
INSPECTION PROCEDURE
PROCEDURE
1. SYSTEM CHECK
(a) Check the back door switch.
B -- INSPECT BACK DOOR POWER WINDOW REGULATOR SWITCH ASSEMBLY
C -- GO TO POWER DOOR LOCK CONTROL SYSTEM All Doors Lock/Unlock Functions Do Not Operate Via Master Switch, Driver Side Door Key Cylinder
D -- GO TO SMART KEY SYSTEM (for Entry Function) Problem Symptoms Table
A -- Continue to next step.
2. CHECK LIGHTING SYSTEM (BACK DOOR COURTESY LIGHT SWITCH)
(a) Use the Data List to check if the back door courtesy light switch is functioning properly Scan Tool Testing and Procedures.
Back Door P/W
OK:
On tester screen, item changes between ON and OFF according to above chart.
NG -- GO TO LIGHTING SYSTEM Back Door Courtesy Switch Circuit
OK -- Continue to next step.
3. CHECK REAR WIPER SYSTEM (REAR WIPER POSITION)
(a) Use the Data List to check if the rear wiper is functioning properly Scan Tool Testing and Procedures.
Back Door P/W
OK:
On tester screen, each item changes between ON and OFF according to above chart.
NG -- GO TO REAR WIPER SYSTEM Initial Inspection and Diagnostic Overview
OK -- Continue to next step.
4. CHECK FOR 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.
5. PERFORM ACTIVE TEST USING TECHSTREAM (BACK DOOR POWER WINDOW)
(a) Select the Active Test, use the Techstream to generate a control command, and then check that the door window regulator operates Scan Tool Testing and Procedures.
Back Door P/W
OK:
The power window regulator operates normally.
NG -- INSPECT BACK DOOR POWER WINDOW REGULATOR MOTOR ASSEMBLY
OK -- REPLACE MULTIPLEX NETWORK DOOR ECU (BACK DOOR P/W)
6. INSPECT BACK DOOR POWER WINDOW REGULATOR MOTOR ASSEMBLY
(a) Remove the back door power window regulator motor Removal.
(b) Check that the back door power window regulator motor moves smoothly as follows.
NOTICE:
* Do not apply positive (+) battery voltage to any terminal other than terminal 2 (B) to avoid damaging the pulse sensor inside the motor.
* Reset the door window regulator (initialize the pulse sensor) after installing the door window regulator to the door.
Text in Illustration
NG -- REPLACE BACK DOOR POWER WINDOW REGULATOR MOTOR ASSEMBLY Removal
OK -- Continue to next step.
7. CHECK HARNESS AND CONNECTOR (BACK DOOR POWER WINDOW REGULATOR MOTOR ASSEMBLY - MULTIPLEX NETWORK DOOR ECU)
(a) Disconnect the W9 back door power window regulator motor connector.
(b) Disconnect the W10 multiplex network door ECU connector.
(c) Measure the resistance according to the value(s) in the table below.
Standard Resistance:
NG -- REPAIR OR REPLACE HARNESS OR CONNECTOR
OK -- REPLACE MULTIPLEX NETWORK DOOR ECU (BACK DOOR P/W)
8. INSPECT BACK DOOR POWER WINDOW REGULATOR SWITCH ASSEMBLY
(a) Remove the back door power window regulator switch Back Power Window Switch.
(b) Measure the resistance according to the value(s) in the table below.
Standard Resistance:
NG -- REPLACE BACK DOOR POWER WINDOW REGULATOR SWITCH ASSEMBLY Removal
OK -- Continue to next step.
9. CHECK HARNESS AND CONNECTOR (BACK DOOR POWER WINDOW REGULATOR SWITCH ASSEMBLY - MULTIPLEX NETWORK DOOR ECU)
(a) Disconnect the f1 back door power window regulator switch connector.
(b) Disconnect the V2 multiplex network door ECU connector.
(c) Measure the resistance according to the value(s) in the table below.
Standard Resistance:
NG -- REPAIR OR REPLACE HARNESS OR CONNECTOR
OK -- REPLACE MULTIPLEX NETWORK DOOR ECU (BACK DOOR P/W)