Driver Side Power Window does not Operate with Power Window Master Switch [04/2018 - ]: Procedure

1. Connect the Techstream to the DLC3.
2. Turn the power switch on (IG).
3. Turn the Techstream on.
4. Enter the following menus: Body Electrical / Main Body / Data List.
5. Read the Data List according to the display on the Techstream.

   Body Electrical > Main Body > Data List 

   Tester Display	Measurement Item	Range	Normal Condition	Diagnostic Note
   Communication D-Door Motor	Connection status between power window regulator motor assembly (for driver door) and main body ECU (multiplex network body ECU)	STOP or OK	STOP: Communication stopped OK: Normal communication	-
   Communication Master SW	Connection status between multiplex network master switch assembly and main body ECU (multiplex network body ECU)	STOP or OK	STOP: Communication stopped OK: Normal communication	-

   Body Electrical > Main Body > Data List 

   Tester Display
   Communication D-Door Motor
   Communication Master SW

   OK

   OK is displayed for each Data List item above.

   Result

   Proceed to
   OK
   NG

Result: 

NG 

GO TO LIN COMMUNICATION SYSTEM (Proceed to How to Proceed with Troubleshooting). Refer to  HOW TO PROCEED WITH TROUBLESHOOTING [04/2018 - ] 

Result: 

OK 

See step  2

1. Enter the following menus: Body Electrical / D-Door Motor / Data List.
2. 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 Up SW	Driver door power window manual up switch signal	OFF or ON	OFF: Driver door power window manual up switch not being operated ON: Driver door power window manual up switch being operated	-
   D Door P/W Down SW	Driver door power window manual down switch signal	OFF or ON	OFF: Driver door power window manual down switch not being operated ON: Driver door power window manual down switch being operated	-

   Body Electrical > D-Door Motor > Data List 

   Tester Display
   D Door P/W Up SW
   D Door P/W Down SW

   OK

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

   Result

   Proceed to
   OK
   NG

Result: 

NG 

See step  4

Result: 

OK 

See step  3

1. Enter the following menus: Body Electrical / D-Door Motor / Active Test.
2. Perform the Active Test according to the display on the Techstream.
   WARNING:

   Be careful to avoid injuries as this test causes vehicle parts to move. During the Active Test, the jam protection function will not operate.

   Body Electrical > D-Door Motor > Active Test 

   Tester Display	Measurement Item	Control Range	Diagnostic Note
   Power Window	Power window	OFF / DOWN / UP	-

   Body Electrical > D-Door Motor > Active Test 

   Tester Display
   Power Window

   OK

   Driver door power window operates normally.

   Result

   Proceed to
   OK
   NG

Result: 

OK 

REPLACE MAIN BODY ECU (MULTIPLEX NETWORK BODY ECU). Refer to  REMOVAL [04/2018 - 08/2021]  , or refer to  REMOVAL [08/2021 - ] 

Result: 

NG 

REPLACE POWER WINDOW REGULATOR MOTOR ASSEMBLY (for Driver Door). Refer to  REMOVAL [04/2018 - 08/2020]  , or refer to  REMOVAL [08/2020 - 08/2021]  , or refer to  REMOVAL [08/2021 - ] 

1. Disconnect the I16 multiplex network master switch assembly connector.
2. Disconnect the I20 power window regulator motor assembly (for driver door) connector.
3. Measure the resistance according to the value(s) in the table below.

   Standard Resistance

   Tester Connection	Condition	Specified Condition
   I16-20 (UP) - I20-10 (UP)	Always	Below 1 Ω
   I16-20 (UP) or I20-10 (UP) - Body ground	Always	10 kΩ or higher
   I16-15 (DOWN) - I20-7 (DOWN)	Always	Below 1 Ω
   I16-15 (DOWN) or I20-7 (DOWN) - Body ground	Always	10 kΩ or higher

   Result

   Proceed to
   OK
   NG

Result: 

NG 

REPAIR OR REPLACE HARNESS OR CONNECTOR 

Result: 

OK 

See step  5

1. Remove the power window regulator motor assembly (for driver door).

   Refer to REMOVAL [04/2018 - 08/2020] , or refer to REMOVAL [08/2020 - 08/2021] , or refer to REMOVAL [08/2021 - ]

2. Inspect the power window regulator motor assembly (for driver door).

   Refer to INSPECTION [04/2018 - ]

   Result

   Proceed to
   OK
   NG

Result: 

OK 

REPLACE MULTIPLEX NETWORK MASTER SWITCH ASSEMBLY. Refer to  REMOVAL [04/2018 - ] 

Result: 

NG 

REPLACE POWER WINDOW REGULATOR MOTOR ASSEMBLY (for Driver Door). Refer to  REMOVAL [04/2018 - 08/2020]  , or refer to  REMOVAL [08/2020 - 08/2021]  , or refer to  REMOVAL [08/2021 - ]