Rear Power Window LH Auto Up / Down Function does not Operate with Rear Power Window Switch LH [10/2015 - ]: Procedure

1. Use the Data List to check if the rear power window regulator switch is functioning properly (Refer to DATA LIST / ACTIVE TEST [10/2015 - ] ).
   RL-DOOR MOTOR
   
   

   Tester Display	Measurement Item/Range	Normal Condition	Diagnostic Note
   RL Door P/W Auto SW	Rear power window LH auto up/down signal / ON or OFF	ON: Rear power window switch LH auto up/down operated OFF: Rear power window switch LH not operated	-

   OK

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

Result:  NG

NG 

See step  3

Result:  OK

OK 

See step  2

1. Initialize the rear power window regulator motor assembly LH (Refer to INITIALIZATION [09/2014 - ] ).
2. Check that the rear door power window LH moves when the auto up and down functions of the rear power window regulator switch assembly LH are operated (Refer to OPERATION CHECK [10/2015 - ] ).

   OK

   Rear LH side auto up and down functions are normal.

Result:  OK

OK 

END (POWER WINDOW CONTROL SYSTEM HAS NOT BEEN INITIALIZED) 

Result:  NG

NG 

REPLACE REAR POWER WINDOW REGULATOR MOTOR ASSEMBLY LH 

(Refer to REMOVAL [10/2015 - ] )

1. Remove the rear power window regulator switch LH (Refer to REMOVAL [09/2014 - ] ).

   Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

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

   Standard Resistance

   Tester Connection	Switch Condition	Specified Condition
   4 (AUTO) - 5 (GND)	Auto up/down operation	Below 1 Ω
   4 (AUTO) - 5 (GND)	Not operated	10 kΩ or higher

Result:  NG

NG 

REPLACE REAR POWER WINDOW REGULATOR SWITCH ASSEMBLY LH 

(Refer to REMOVAL [09/2014 - ] )

Result:  OK

OK 

See step  4

1. Disconnect the R14 rear power window regulator switch LH connector.
2. Disconnect the R9 rear power window regulator motor LH connector.
3. Measure the resistance according to the value(s) in the table below.

   Standard Resistance

   Tester Connection	Condition	Specified Condition
   R14-4 (AUTO) - R9-4 (AUTO)	Always	Below 1 Ω
   R14-5 (GND) - Body ground	Always	Below 1 Ω
   R14-4 (AUTO) - Body ground	Always	10 kΩ or higher

Result:  OK

OK 

REPLACE REAR POWER WINDOW REGULATOR MOTOR ASSEMBLY LH 

(Refer to REMOVAL [10/2015 - ] )

Result:  NG

NG 

REPAIR OR REPLACE HARNESS OR CONNECTOR