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Driver Side Power Window Auto Up / Down Function Does Not Operate With Power Window Master Switch





WINDOW / GLASS: POWER WINDOW CONTROL SYSTEM: Driver Side Power Window Auto Up / Down Function does not Operate with Power Window Master Switch
- Driver Side Power Window Auto Up / Down Function does not Operate with Power Window Master Switch

DESCRIPTION

* If the auto up/down function does not operate, the cause may be one or more of the following:

* The ECU in the power window regulator motor determines that the power window regulator motor has not been initialized.

* The master switch has a malfunction.

* The Hall IC in the front power window regulator motor has a malfunction.

INSPECTION PROCEDURE

PROCEDURE

1. CHECK FOR DTC

(a) Clear the DTCs Reading and Clearing Diagnostic Trouble Codes.

(b) Check for DTCs Reading and Clearing Diagnostic Trouble Codes.

Result





B -- GO TO DTC B2311 B2311

C -- GO TO DTC B2312 B2312

D -- GO TO DTC B2313 B2313

E -- GO TO LIN COMMUNICATION SYSTEM LIN Communication System
A -- Continue to next step.

2. CHECK MANUAL UP/DOWN FUNCTION

(a) Check that the front power window moves when the manual up/down function of the multiplex network master switch is operated Operation Check.

OK:

Front power window moves.

NG -- GO TO "Driver Side Power Window does not Operate with Power Window Master Switch" Driver Side Power Window Does Not Operate With Power Window Master Switch
OK -- Continue to next step.

3. READ VALUE USING TECHSTREAM (MULTIPLEX NETWORK MASTER SWITCH)

(a) Use the Data List to check if the multiplex network master switch is functioning properly Scan Tool Testing and Procedures.

Master Switch





OK:

On tester screen, item changes between ON and OFF according to above chart.

NG -- REPLACE MULTIPLEX NETWORK MASTER SWITCH ASSEMBLY Removal

OK -- REPLACE FRONT POWER WINDOW REGULATOR MOTOR ASSEMBLY LH Removal