DTC B2312: Power Window Switch Malfunction [08/2013 - ]: Procedure

1. Clear the DTCs.

   Refer to DTC CHECK / CLEAR [08/2013 - ]

   Body Electrical > D-Door Motor > Clear DTCs 

2. Check for DTCs.

   Refer to DTC CHECK / CLEAR [08/2013 - ]

   Body Electrical > D-Door Motor > Trouble Codes 

   OK

   DTC B2312 is not output.

   Result

   Proceed to
   OK
   NG

Result:  1

OK 

END (DUE TO SWITCH BEING OPERATED FOR 20 SECONDS OR MORE) 

Result:  2

NG 

See step  2

1. Connect the Techstream to the DLC3.
2. Turn the ignition switch to ON.
3. Turn the Techstream on.
4. Enter the following menus: Body Electrical / D-Door Motor / Data List.
5. 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 switch not being operated ON: Driver door power window auto switch being operated	-
   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 Auto SW
   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:  1

OK 

REPLACE POWER WINDOW REGULATOR MOTOR ASSEMBLY (FOR DRIVER DOOR):  REMOVAL [08/2013 - ] 

Result:  2

NG 

See step  3

1. Disconnect the H5 power window regulator master switch assembly connector.
2. Disconnect the H9 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
   H5-8 (U) - Body ground	Always	10 kΩ or higher
   H5-5 (D) - Body ground	Always	10 kΩ or higher
   H5-4 (A) - Body ground	Always	10 kΩ or higher
   H9-10 (UP) - Body ground	Always	10 kΩ or higher
   H9-7 (DOWN) - Body ground	Always	10 kΩ or higher
   H9-4 (AUTO) - Body ground	Always	10 kΩ or higher

   Result

   Proceed to
   OK
   NG

Result:  2

NG 

REPAIR OR REPLACE HARNESS OR CONNECTOR 

Result:  1

OK 

See step  4

1. Remove the power window regulator master switch assembly.

   Refer to REMOVAL [08/2013 - ]

2. Inspect the power window regulator master switch assembly.

   Refer to INSPECTION [08/2013 - ]

   Result

   Proceed to
   OK
   NG

Result:  1

OK 

REPLACE POWER WINDOW REGULATOR MOTOR ASSEMBLY (FOR DRIVER DOOR). Refer to  REMOVAL [08/2013 - ] 

Result:  2

NG 

REPLACE POWER WINDOW REGULATOR MASTER SWITCH ASSEMBLY. Refer to  REMOVAL [08/2013 - ]