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Panoramic Moon Roof System does not Operate [12/2019 - 11/2023]: Procedure

  1. CHECK FOR DTC (MAIN BODY) 
    1. Clear the DTCs.

      Refer to DTC CHECK / CLEAR [12/2019 - 11/2023]

      Body Electrical > Main Body > Clear DTCs 

    2. Check for DTCs.

      Refer to DTC CHECK / CLEAR [12/2019 - 11/2023]

      Body Electrical > Main Body > Trouble Codes 

      OK

      DTCs B1273 and B2329 are not output.

      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 [12/2019 - 11/2023] 

    Result: 

    OK 

    See step  2

  2. CHECK FOR DTC (SLIDING ROOF AND SLIDING SUNSHADE) 
    1. Clear the DTCs.

      Refer to DTC CHECK / CLEAR [12/2019 - ]

      Body Electrical > Sliding Roof > Clear DTCs 

      Body Electrical > Sliding Sunshade > Clear DTCs 

    2. Check for DTCs.

      Refer to DTC CHECK / CLEAR [12/2019 - ]

      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: 

    NG 

    GO TO DIAGNOSTIC TROUBLE CODE CHART. Refer to  DIAGNOSTIC TROUBLE CODE CHART [12/2019 - ] 

    Result: 

    OK 

    See step  3

  3. CHECK POWER WINDOW CONTROL SYSTEM 
    1. Check the power window control system operates normally.

      Refer to OPERATION CHECK [12/2019 - ]

      OK

      The power window control system operates normally.

      Result

      Proceed to
      OK
      NG

    Result: 

    NG 

    GO TO POWER WINDOW CONTROL SYSTEM. Refer to  HOW TO PROCEED WITH TROUBLESHOOTING [12/2019 - 11/2023] 

    Result: 

    OK 

    See step  4

  4. READ VALUE USING GTS (SLIDING ROOF) 
    1. Read the Data List according to the display on the GTS.

      Body Electrical > Sliding Roof > Data List 

      Tester Display Measurement Item Range Normal Condition Diagnostic Note
      Vent Switch Sliding roof tilt switch signal OFF or ON OFF: Sliding roof switch not pressed
      ON: Sliding roof switch pressed      		 -
      Roof Open Switch Sliding roof open switch signal OFF or ON OFF: Sliding roof switch not slid backward
      ON: Sliding roof switch slid backward      		 -
      Roof Close Switch Sliding roof close switch signal OFF or ON OFF: Sliding roof switch not slid forward
      ON: Sliding roof switch slid forward      		 -
      Shade Close Switch Roof sunshade close switch signal OFF or ON OFF: Roof sunshade switch not slid forward
      ON: Roof sunshade switch slid forward      		 -
      Shade Open Switch Roof sunshade open switch signal OFF or ON OFF: Roof sunshade switch not slid backward
      ON: Roof sunshade switch slid backward      		 -

      Body Electrical > Sliding Roof > Data List 

      Tester Display
      Vent Switch
      Roof Open Switch
      Roof Close Switch
      Shade Close Switch
      Shade Open Switch

      OK

      The GTS display changes according to switch operation as shown in the table.

      Result

      Proceed to
      OK
      NG

    Result: 

    NG 

    See step  8

    Result: 

    OK 

    See step  5

  5. READ VALUE USING GTS (SLIDING SUNSHADE) 
    1. Read the Data List according to the display on the GTS.

      Body Electrical > Sliding Sunshade > Data List 

      Tester Display Measurement Item Range Normal Condition Diagnostic Note
      Vent Switch Sliding roof tilt switch signal OFF or ON OFF: Sliding roof switch not pressed
      ON: Sliding roof switch pressed      		 -
      Roof Open Switch Sliding roof open switch signal OFF or ON OFF: Sliding roof switch not slide backward
      ON: Sliding roof switch slide backward      		 -
      Roof Close Switch Sliding roof close switch signal OFF or ON OFF: Sliding roof switch not slide forward
      ON: Sliding roof switch slide forward      		 -
      Shade Close Switch Roof sunshade close switch signal OFF or ON OFF: Roof sunshade switch not slide forward
      ON: Roof sunshade switch slide forward      		 -
      Shade Open Switch Roof sunshade open switch signal OFF or ON OFF: Roof sunshade switch not slide backward
      ON: Roof sunshade switch slide backward      		 -

      Body Electrical > Sliding Sunshade > Data List 

      Tester Display
      Vent Switch
      Roof Open Switch
      Roof Close Switch
      Shade Close Switch
      Shade Open Switch

      OK

      The GTS display changes according to switch operation as shown in the table.

      Result

      Proceed to
      OK
      NG

    Result: 

    OK 

    USE SIMULATION METHOD TO CHECK. Refer to  HOW TO PROCEED WITH TROUBLESHOOTING [12/2019 - ] 

    Result: 

    NG 

    See step  6

  6. INSPECT MAP LIGHT ASSEMBLY 

    Refer to INSPECTION [12/2019 - ]

    Result

    Proceed to
    OK
    NG

    Result: 

    NG 

    REPLACE MAP LIGHT ASSEMBLY. Refer to  REMOVAL [12/2019 - ] 

    Result: 

    OK 

    See step  7

  7. CHECK HARNESS AND CONNECTOR (ROOF SUNSHADE ECU (SLIDING ROOF DRIVE GEAR ASSEMBLY) - MAP LIGHT ASSEMBLY AND BODY GROUND) 
    1. Disconnect the R20 roof sunshade ECU (sliding roof drive gear assembly) connector.
    2. Disconnect the R19 sliding roof ECU (Sliding roof drive gear assembly) connector.
    3. Measure the resistance according to the value(s) in the table below.

      Standard Resistance

      Tester Connection Condition Specified Condition
      R20-7 (OPN) - R11-20 (OPN) Always Below 1 Ω
      R20-7 (OPN) or R11-20 (OPN) - Body ground Always 10 kΩ or higher
      R20-5 (CLS) - R11-19 (CLS) Always Below 1 Ω
      R20-5 (CLS) or R11-19 (CLS) - Body ground Always 10 kΩ or higher
      R20-2 (TILT) - R11-16 (VENT) Always Below 1 Ω
      R20-2 (TILT) or R11-16 (VENT) - Body ground Always 10 kΩ or higher
      R20-6 (OPN) - R11-17 (OPN) Always Below 1 Ω
      R20-6 (OPN) or R11-17 (OPN) - Body ground Always 10 kΩ or higher
      R20-4 (CLS) - R11-18 (CLS) Always Below 1 Ω
      R20-4 (CLS) or R11-18 (CLS) - Body ground Always 10 kΩ or higher
      R20-12 (E) - Body ground Always Below 1 Ω
      R11-11 (GND) - Body ground Always Below 1 Ω

      Result

      Proceed to
      OK
      NG

    Result: 

    OK 

    REPLACE ROOF SUNSHADE ECU (SLIDING ROOF DRIVE GEAR ASSEMBLY). Refer to  REMOVAL [12/2019 - 10/2022]  , or refer to  REMOVAL [10/2022 - 11/2023] 

    Result: 

    NG 

    REPAIR OR REPLACE HARNESS OR CONNECTOR 

  8. INSPECT MAP LIGHT ASSEMBLY 

    Refer to INSPECTION [12/2019 - ]

    Result

    Proceed to
    OK
    NG

    Result: 

    NG 

    REPLACE MAP LIGHT ASSEMBLY. Refer to  REMOVAL [12/2019 - ] 

    Result: 

    OK 

    See step  9

  9. CHECK HARNESS AND CONNECTOR (SLIDING ROOF ECU (SLIDING ROOF DRIVE GEAR ASSEMBLY) - MAP LIGHT ASSEMBLY AND BODY GROUND) 
    1. Disconnect the R20 roof sunshade ECU (sliding roof drive gear assembly) connector.
    2. Disconnect the R19 sliding roof ECU (sliding roof drive gear assembly) connector.
    3. Measure the resistance according to the value(s) in the table below.

      Standard Resistance

      Tester Connection Condition Specified Condition
      R19-7 (OPN) - R11-20 (OPN) Always Below 1 Ω
      R19-7 (OPN) or R11-20 (OPN) - Body ground Always 10 kΩ or higher
      R19-5 (CLS) - R11-19 (CLS) Always Below 1 Ω
      R19-5 (CLS) or R11-19 (CLS) - Body ground Always 10 kΩ or higher
      R19-2 (TILT) - R11-16 (VENT) Always Below 1 Ω
      R19-2 (TILT) or R11-16 (VENT) - Body ground Always 10 kΩ or higher
      R19-6 (OPN) - R11-17 (OPN) Always Below 1 Ω
      R19-6 (OPN) or R11-17 (OPN) - Body ground Always 10 kΩ or higher
      R19-4 (CLS) - R11-18 (CLS) Always Below 1 Ω
      R19-4 (CLS) or R11-18 (CLS) - Body ground Always 10 kΩ or higher
      R19-12 (E) - Body ground Always Below 1 Ω
      R11-11 (GND) - Body ground Always Below 1 Ω

      Result

      Proceed to
      OK
      NG

    Result: 

    OK 

    REPLACE SLIDING ROOF ECU (SLIDING ROOF DRIVE GEAR ASSEMBLY). Refer to  REMOVAL [12/2019 - 10/2022]  , or refer to  REMOVAL [10/2022 - 11/2023] 

    Result: 

    NG 

    REPAIR OR REPLACE HARNESS OR CONNECTOR 

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