DTC B2341: Sensor (Motor) Failure; DTC B2344: Position Failure [06/2017 - ]: Procedure
- CHECK FOR DTC
- Clear the DTCs.
Refer to DTC CHECK / CLEAR [06/2017 - ]
Body Electrical > Sliding Roof > Clear DTCs
Body Electrical > Sliding Sunshade > Clear DTCs
- Check for DTCs.
Refer to DTC CHECK / CLEAR [06/2017 - ]
Body Electrical > Sliding Roof > Trouble Codes
Body Electrical > Sliding Sunshade > Trouble Codes
OK
DTCs B2341 and B2344 are not output.
Result
Proceed to OK NG
Result:
OK
USE SIMULATION METHOD TO CHECK. Refer to HOW TO PROCEED WITH TROUBLESHOOTING [06/2017 - 08/2018] , or refer to HOW TO PROCEED WITH TROUBLESHOOTING [08/2018 - 09/2019] , or refer to HOW TO PROCEED WITH TROUBLESHOOTING [09/2019 - 03/2020] , or refer to HOW TO PROCEED WITH TROUBLESHOOTING [03/2020 - 10/2020] , or refer to HOW TO PROCEED WITH TROUBLESHOOTING [10/2020 - 08/2021] , or refer to HOW TO PROCEED WITH TROUBLESHOOTING [08/2021 - ]
Result:
NG
See step 2
- Clear the DTCs.
- CHECK DTC OUTPUT
- Check the parts from which this DTC has been output.
Result
Result Proceed to DTC output from sliding roof ECU (sliding roof drive gear assembly) A DTC output from roof sunshade ECU (sliding roof drive gear assembly) B
Result:
B
See step 9
Result:
A
See step 3
- Check the parts from which this DTC has been output.
- CHECK SLIDING ROOF OPERATION
- Check the sliding roof auto operation function.
Refer to OPERATION CHECK [06/2017 - ]
OK
Auto operation function operates normally.
Result
Proceed to OK NG
Result:
NG
See step 5
Result:
OK
See step 4
- Check the sliding roof auto operation function.
- CHECK DTC OUTPUT
- Clear the DTCs.
Refer to DTC CHECK / CLEAR [06/2017 - ]
Body Electrical > Sliding Roof > Clear DTCs
- Check for DTCs.
Body Electrical > Sliding Roof > Trouble Codes
OK
DTCs B2341 and B2344 are not output.
Result
Proceed to OK NG
Result:
OK
USE SIMULATION METHOD TO CHECK. Refer to HOW TO PROCEED WITH TROUBLESHOOTING [06/2017 - 08/2018] , or refer to HOW TO PROCEED WITH TROUBLESHOOTING [08/2018 - 09/2019] , or refer to HOW TO PROCEED WITH TROUBLESHOOTING [09/2019 - 03/2020] , or refer to HOW TO PROCEED WITH TROUBLESHOOTING [03/2020 - 10/2020] , or refer to HOW TO PROCEED WITH TROUBLESHOOTING [10/2020 - 08/2021] , or refer to HOW TO PROCEED WITH TROUBLESHOOTING [08/2021 - ]
Result:
NG
REPLACE SLIDING ROOF ECU (SLIDING ROOF DRIVE GEAR ASSEMBLY). Refer to REMOVAL [06/2017 - 10/2020] , or refer to REMOVAL [10/2020 - ]
- Clear the DTCs.
- INITIALIZE SLIDING ROOF ECU (SLIDING ROOF DRIVE GEAR ASSEMBLY)
- Check that the sliding roof ECU (sliding roof drive gear assembly) can be initialized.
Refer to INITIALIZATION [06/2017 - ]
OK
Sliding roof ECU (sliding roof drive gear assembly) can be initialized.
Result
Proceed to OK NG
Result:
NG
See step 7
Result:
OK
See step 6
- Check that the sliding roof ECU (sliding roof drive gear assembly) can be initialized.
- CHECK DTC OUTPUT
- Clear the DTCs.
Refer to DTC CHECK / CLEAR [06/2017 - ]
Body Electrical > Sliding Roof > Clear DTCs
- Check for DTCs.
Body Electrical > Sliding Roof > Trouble Codes
OK
DTCs B2341 and B2344 are not output.
Result
Proceed to OK NG
Result:
OK
END (MALFUNCTION DUE TO INITIALIZATION FAILURE)
Result:
NG
REPLACE SLIDING ROOF ECU (SLIDING ROOF DRIVE GEAR ASSEMBLY). Refer to REMOVAL [06/2017 - 10/2020] , or refer to REMOVAL [10/2020 - ]
- Clear the DTCs.
- CHECK HARNESS AND CONNECTOR (SLIDING ROOF ECU (SLIDING ROOF DRIVE GEAR ASSEMBLY) - PANORAMIC MOON ROOF SWITCH (ROOF CONSOLE BOX SUB-ASSEMBLY) AND BODY GROUND)
- Disconnect the q1 sliding roof ECU (sliding roof drive gear assembly) connector.
- Disconnect the V14 panoramic moon roof switch (roof console box sub-assembly) connector.
- Disconnect the q2 roof sunshade ECU (sliding roof drive gear assembly) connector.
- Measure the resistance according to the value(s) in the table below.
Standard Resistance
Tester Connection Condition Specified Condition q1-8 (ROOF CLOSE) - V14-4 (CLS) Always Below 1 Ω q1-8 (ROOF CLOSE) or V14-4 (CLS) - Body ground Always 10 kΩ or higher q1-10 (ROOF OPEN) - V14-5 (OPN) Always Below 1 Ω q1-10 (ROOF OPEN) or V14-5 (OPN) - Body ground Always 10 kΩ or higher q1-4 (VENT) - V14-19 (B) Always Below 1 Ω q1-4 (VENT) or V14-19 (B) - Body ground Always 10 kΩ or higher q1-5 (SHADE OPEN) - V14-3 (UP) Always Below 1 Ω q1-5 (SHADE OPEN) or V14-3 (UP) - Body ground Always 10 kΩ or higher q1-9 (SHADE CLOSE) - V14-18 (DOWN) Always Below 1 Ω q1-9 (SHADE CLOSE) or V14-18 (DOWN) - Body ground Always 10 kΩ or higher q1-2 (E) - Body ground Always Below 1 Ω V14-15 (GND) - Body ground Always Below 1 Ω Result
Proceed to OK NG
Result:
NG
REPAIR OR REPLACE HARNESS OR CONNECTOR
Result:
OK
See step 8
- INSPECT PANORAMIC MOON ROOF SWITCH (ROOF CONSOLE BOX SUB-ASSEMBLY)
- Remove the panoramic moon roof switch (roof console box sub-assembly).
Refer to REMOVAL [06/2017 - 09/2019] , or refer to REMOVAL [09/2019 - ]
- Inspect the panoramic moon roof switch (roof console box sub-assembly).
Refer to INSPECTION [06/2017 - ]
Result
Proceed to OK NG
Result:
OK
REPLACE SLIDING ROOF ECU (SLIDING ROOF DRIVE GEAR ASSEMBLY). Refer to REMOVAL [06/2017 - 10/2020] , or refer to REMOVAL [10/2020 - ]
Result:
NG
REPLACE PANORAMIC MOON ROOF SWITCH (ROOF CONSOLE BOX SUB-ASSEMBLY). Refer to REMOVAL [06/2017 - 09/2019] , or refer to REMOVAL [09/2019 - ]
- Remove the panoramic moon roof switch (roof console box sub-assembly).
- CHECK ROOF SUNSHADE OPERATION
- Check the roof sunshade auto operation function.
Refer to OPERATION CHECK [06/2017 - ]
OK
Auto operation function operates normally.
Result
Proceed to OK NG
Result:
NG
See step 11
Result:
OK
See step 10
- Check the roof sunshade auto operation function.
- CHECK DTC OUTPUT
- Clear the DTCs.
Refer to DTC CHECK / CLEAR [06/2017 - ]
Body Electrical > Sliding Sunshade > Clear DTCs
- Check for DTCs.
Body Electrical > Sliding Sunshade > Trouble Codes
OK
DTCs B2341 and B2344 are not output.
Result
Proceed to OK NG
Result:
OK
USE SIMULATION METHOD TO CHECK. Refer to HOW TO PROCEED WITH TROUBLESHOOTING [06/2017 - 08/2018] , or refer to HOW TO PROCEED WITH TROUBLESHOOTING [08/2018 - 09/2019] , or refer to HOW TO PROCEED WITH TROUBLESHOOTING [09/2019 - 03/2020] , or refer to HOW TO PROCEED WITH TROUBLESHOOTING [03/2020 - 10/2020] , or refer to HOW TO PROCEED WITH TROUBLESHOOTING [10/2020 - 08/2021] , or refer to HOW TO PROCEED WITH TROUBLESHOOTING [08/2021 - ]
Result:
NG
REPLACE ROOF SUNSHADE ECU (SLIDING ROOF DRIVE GEAR ASSEMBLY). Refer to REMOVAL [06/2017 - 10/2020] , or refer to REMOVAL [10/2020 - ]
- Clear the DTCs.
- INITIALIZE ROOF SUNSHADE ECU (SLIDING ROOF DRIVE GEAR ASSEMBLY)
- Check that the roof sunshade ECU (sliding roof drive gear assembly) can be initialized.
Refer to INITIALIZATION [06/2017 - ]
OK
Roof sunshade ECU (sliding roof drive gear assembly) can be initialized.
Result
Proceed to OK NG
Result:
NG
See step 13
Result:
OK
See step 12
- Check that the roof sunshade ECU (sliding roof drive gear assembly) can be initialized.
- CHECK DTC OUTPUT
- Clear the DTCs.
Refer to DTC CHECK / CLEAR [06/2017 - ]
Body Electrical > Sliding Sunshade > Clear DTCs
- Check for DTCs.
Body Electrical > Sliding Sunshade > Trouble Codes
OK
DTCs B2341 and B2344 are not output.
Result
Proceed to OK NG
Result:
OK
END (MALFUNCTION DUE TO INITIALIZATION FAILURE)
Result:
NG
REPLACE ROOF SUNSHADE ECU (SLIDING ROOF DRIVE GEAR ASSEMBLY). Refer to REMOVAL [06/2017 - 10/2020] , or refer to REMOVAL [10/2020 - ]
- Clear the DTCs.
- CHECK HARNESS AND CONNECTOR (ROOF SUNSHADE ECU (SLIDING ROOF DRIVE GEAR ASSEMBLY) - PANORAMIC MOON ROOF SWITCH (ROOF CONSOLE BOX SUB-ASSEMBLY) AND BODY GROUND)
- Disconnect the q2 roof sunshade ECU (sliding roof drive gear assembly) connector.
- Disconnect the V14 panoramic moon roof switch (roof console box sub-assembly) connector.
- Disconnect the q1 sliding roof ECU (sliding roof drive gear assembly) connector.
- Measure the resistance according to the value(s) in the table below.
Standard Resistance
Tester Connection Condition Specified Condition q2-8 (ROOF CLOSE) - V14-4 (CLS) Always Below 1 Ω q2-8 (ROOF CLOSE) or V14-4 (CLS) - Body ground Always 10 kΩ or higher q2-10 (ROOF OPEN) - V14-5 (OPN) Always Below 1 Ω q2-10 (ROOF OPEN) or V14-5 (OPN) - Body ground Always 10 kΩ or higher q2-4 (VENT) - V14-19 (B) Always Below 1 Ω q2-4 (VENT) or V14-19 (B) - Body ground Always 10 kΩ or higher q2-5 (SHADE OPEN) - V14-3 (UP) Always Below 1 Ω q2-5 (SHADE OPEN) or V14-3 (UP) - Body ground Always 10 kΩ or higher q2-9 (SHADE CLOSE) - V14-18 (DOWN) Always Below 1 Ω q2-9 (SHADE CLOSE) or V14-18 (DOWN) - Body ground Always 10 kΩ or higher q2-2 (E) - Body ground Always Below 1 Ω V14-15 (GND) - Body ground Always Below 1 Ω Result
Proceed to OK NG
Result:
NG
REPAIR OR REPLACE HARNESS OR CONNECTOR
Result:
OK
See step 14
- INSPECT PANORAMIC MOON ROOF SWITCH (ROOF CONSOLE BOX SUB-ASSEMBLY)
- Remove the panoramic moon roof switch (roof console box sub-assembly).
Refer to REMOVAL [06/2017 - 09/2019] , or refer to REMOVAL [09/2019 - ]
- Inspect the panoramic moon roof switch (roof console box sub-assembly).
Refer to INSPECTION [06/2017 - ]
Result
Proceed to OK NG
Result:
OK
REPLACE ROOF SUNSHADE ECU (SLIDING ROOF DRIVE GEAR ASSEMBLY). Refer to REMOVAL [06/2017 - 10/2020] , or refer to REMOVAL [10/2020 - ]
Result:
NG
REPLACE PANORAMIC MOON ROOF SWITCH (ROOF CONSOLE BOX SUB-ASSEMBLY). Refer to REMOVAL [06/2017 - 09/2019] , or refer to REMOVAL [09/2019 - ]
- Remove the panoramic moon roof switch (roof console box sub-assembly).