Lexus ES manuals

Lexus ES: Driver Side Power Window Auto Up / Down Function does not Operate with Power Window Master Switch

Lexus ES (XZ10) Service Manual / Vehicle Interior / Window / Glass / Power Window Control System (for Hv Model) / Driver Side Power Window Auto Up / Down Function does not Operate with Power Window Master Switch

DESCRIPTION

If the manual up and down functions operate normally but the auto up and down functions do not, the power window control system may be in fail-safe mode.

If power window initialization has not been performed, the auto up and down functions will not operate.

Click here

WIRING DIAGRAM

CAUTION / NOTICE / HINT

NOTICE:

  • The power window control system uses the LIN communication system. Inspect the communication function by following How to Proceed with Troubleshooting. Troubleshoot the power window control system after confirming that the communication system is functioning properly.

    Click here

  • If the power window regulator motor assembly (for driver door) has been replaced with a new one, initialize the power window control system.

    Click here

  • Check that power window system customize setting "D Window Auto Up" and "D Window Auto Down" are set to "ON" before performing the following procedure.

    Click here

  • After the catch protection function has operated, the auto up function will not operate the first time the power window auto up switch is operated. The auto up function will operate normally after the first power window switch operation.

HINT:

If the pulse sensor built into the power window regulator motor assembly (for driver door) is malfunctioning, the power window control system will enter fail-safe mode. The remote up and down and auto up and down functions cannot be operated during fail-safe mode. However, the power window can be closed by holding the multiplex network master switch assembly at the auto up position, and opened manually by pushing down the multiplex network master switch assembly.

Click here

PROCEDURE

1.

READ VALUE USING TECHSTREAM (MASTER SWITCH)

(a) Connect the Techstream to the DLC3.

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

(c) Turn the Techstream on.

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

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

Body Electrical > Master Switch > Data List

Tester Display

Measurement Item

Range

Normal Condition

Diagnostic Note

D Door P/W Auto SW

Driver door power window auto switch signal

OFF or ON

OFF: Driver door power window auto up or auto down switch not being operated

ON: Driver door power window auto up or auto down switch being operated

-

Body Electrical > Master Switch > Data List

Tester Display

D Door P/W Auto SW

OK:

On the Techstream screen, ON or OFF is displayed accordingly.

NG

REPLACE MULTIPLEX NETWORK MASTER SWITCH ASSEMBLY

OK

2.

READ VALUE USING TECHSTREAM (D-DOOR MOTOR)

(a) Enter the following menus: Body Electrical / D-Door Motor / Data List.

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

Body Electrical > D-Door Motor > Data List

Tester Display

Measurement Item

Range

Normal Condition

Diagnostic Note

D Door P/W Auto SW

Driver door power window auto switch signal

OFF or ON

OFF: Driver door power window auto up or auto down switch not being operated

ON: Driver door power window auto up or auto down switch being operated

-

Body Electrical > D-Door Motor > Data List

Tester Display

D Door P/W Auto SW

OK:

On the Techstream screen, ON or OFF is displayed accordingly.

NG

GO TO STEP 5

OK

3.

PERFORM INITIALIZATION (for Driver Door)

(a) Initialize the power window regulator motor assembly (for driver door).

Click here

NEXT

4.

CHECK POWER WINDOW CONTROL SYSTEM (AUTO UP / DOWN FUNCTION)

(a) Check that the driver door power window moves when the auto up and down functions of the multiplex network master switch assembly are operated.

Click here

OK:

Driver door auto up and down functions are normal.

OK

END (PROBLEM DUE TO INITIALIZATION FAILURE)

NG

REPLACE POWER WINDOW REGULATOR MOTOR ASSEMBLY (for Driver Door)

5.

REPLACE MULTIPLEX NETWORK MASTER SWITCH ASSEMBLY

(a) Replace the multiplex network master switch assembly.

Click here

NEXT

6.

CHECK POWER WINDOW CONTROL SYSTEM (AUTO UP / DOWN FUNCTION)

(a) Check that the driver door power window moves when the auto up and down functions of the multiplex network master switch assembly are operated.

Click here

OK:

Driver door auto up and down functions are normal.

OK

END (MULTIPLEX NETWORK MASTER SWITCH ASSEMBLY WAS DEFECTIVE)

NG

REPLACE POWER WINDOW REGULATOR MOTOR ASSEMBLY (for Driver Door)

READ NEXT:

 Front Passenger Side Power Window Auto Up / Down Function does not Operate with Front Passenger Side Power Window Switch

DESCRIPTION If the manual up and down functions operate normally but the auto up and down functions do not, the power window control system may be in fail-safe mode. If power window initialization has

 Rear Power Window LH Auto Up / Down Function does not Operate with Rear Power Window Switch LH

DESCRIPTION If the manual up and down functions operate normally but the auto up and down functions do not, the power window control system may be in fail-safe mode. If power window initialization has

 Rear Power Window RH Auto Up / Down Function does not Operate with Rear Power Window Switch RH

DESCRIPTION If the manual up and down functions operate normally but the auto up and down functions do not, the power window control system may be in fail-safe mode. If power window initialization has

SEE MORE:

 Vehicle Control History

VEHICLE CONTROL HISTORY NOTICE: Make sure to record any output Vehicle Control History codes before clearing them and checking the Vehicle Control History again. CHECK VEHICLE CONTROL HISTORY (LANE CONTROL SYSTEM) (a) Connect the Techstream to the DLC3. (b) Turn the power switch on (IG). (c) Turn th

 Unable To Connect To Call Center

DESCRIPTION This may occur when the intensity of telephone radio frequency was very weak, or the safety connect system has a malfunction and a DTC is set. PROCEDURE 1. CHECK COMMUNICATION SERVICE CONDITION (a) Move the vehicle. (1) If the vehicle is outside the communication service area, m

© 2016-2024 Copyright www.lexguide.net