Rear Power Window LH Auto Up / Down Function Does Not Operate With Rear Power Window Switch LH

WINDOW / GLASS: POWER WINDOW CONTROL SYSTEM: Rear Power Window LH Auto Up / Down Function does not Operate with Rear Power Window Switch LH
- 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 fail-safe mode may be functioning.

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

HINT
If the pulse sensor built into the power window regulator motor assembly (for rear LH side) malfunctions, the power window control system enters 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 rear power window regulator switch assembly (for LH side) at the auto up position, and opened manually by pushing down the rear power window regulator switch assembly (for LH side).

WIRING DIAGRAM





INSPECTION PROCEDURE

NOTICE:
* The power window control system uses a LIN communication system. Inspect the communication function by following How to Proceed with Troubleshooting How To Proceed With Troubleshooting. Troubleshoot the power window control system after confirming that the communication system is functioning properly.
* If the power window regulator motor assembly (for rear LH side) has been replaced with a new one, initialize the power window control system Initialization.

PROCEDURE

1. READ VALUE USING TECHSTREAM (RL-Door Motor)

(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 / RL-Door Motor / Data List.

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

RL-Door Motor (Power Window Regulator Motor Assembly (for Rear LH Side))





OK:

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

NG -- INSPECT REAR POWER WINDOW REGULATOR SWITCH ASSEMBLY (for LH Side)
OK -- Continue to next step.

2. PERFORM INITIALIZATION (for Rear LH Side)

(a) Initialize the power window regulator motor assembly (for rear LH side) Initialization.

NEXT -- Continue to next step.

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

(a) Check that the rear LH side door power window moves when the auto up and down functions of the rear power window regulator switch assembly (for LH side) are operated Operation Check.

OK:

Rear LH side auto up and down functions are normal.

NG -- REPLACE POWER WINDOW REGULATOR MOTOR ASSEMBLY (for Rear LH Side) Removal

OK -- END (PROBLEM DUE TO INITIALIZATION FAILURE)

4. INSPECT REAR POWER WINDOW REGULATOR SWITCH ASSEMBLY (for LH Side)

(a) Remove the rear power window regulator switch assembly (for LH side) Removal.





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

Standard Resistance:





Text in Illustration





NG -- REPLACE REAR POWER WINDOW REGULATOR SWITCH ASSEMBLY (for LH Side) Removal
OK -- Continue to next step.

5. CHECK HARNESS AND CONNECTOR (REAR LH SIDE SWITCH - REAR LH SIDE MOTOR)

(a) Disconnect the power window regulator motor assembly (for rear LH side) connector.

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

Standard Resistance:





NG -- REPAIR OR REPLACE HARNESS OR CONNECTOR

OK -- REPLACE POWER WINDOW REGULATOR MOTOR ASSEMBLY (for Rear LH Side) Removal