ROOF SUNSHADE SYSTEM, Diagnostic DTC:B2342

DTC Code DTC Name
B2342 Switch Failure

DESCRIPTION

This DTC is stored when the sliding roof drive gear sub-assembly detects that the map light assembly is stuck for 30 seconds or more.

DTC No. Detection Item DTC Detection Condition Trouble Area
B2342 Switch Failure Sliding roof drive gear sub-assembly detects map light assembly is stuck for 30 seconds or more.

  • Sliding roof drive gear sub-assembly

  • Map light assembly

  • Harness or connector

WIRING DIAGRAM

Refer to DTC B2341.

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CAUTION / NOTICE / HINT

Note

When the sliding roof drive gear sub-assembly is removed and reinstalled or replaced, it requires initialization.

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PROCEDURE


  1. READ VALUE USING GTS


    1. Using the GTS, read the Data List.

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      Body Electrical > Sliding Roof > Data List
      Tester Display Measurement Item Range Normal Condition Diagnostic Note
      Open Switch Failure(Past) Open switch failure signal (Past) ON or OFF

      ON: Roof sunshade open signal failure (Past)

      OFF: No roof sunshade open signal failure (Past)

      		 -
      Close Switch Failure(Past) Close switch failure signal (Past) ON or OFF

      ON: Roof sunshade close signal failure (Past)

      OFF: No roof sunshade close signal failure (Past)

      		 -
      Open Switch Failure(Current) Open switch failure signal (Current) ON or OFF

      ON: Roof sunshade open signal failure (Current)

      OFF: No roof sunshade open signal failure (Current)

      		 -
      Close Switch Failure(Current) Close switch failure signal (Current) ON or OFF

      ON: Roof sunshade close signal failure (Current)

      OFF: No roof sunshade close signal failure (Current)

      		 -

      Body Electrical > Sliding Roof > Data List
      Tester Display
      Open Switch Failure(Past)
      Close Switch Failure(Past)
      Open Switch Failure(Current)
      Close Switch Failure(Current)
      OK
      OFF appears on the GTS screen.
      Result
      Proceed to
      OK
      NG

    OK

    REPLACE SLIDING ROOF DRIVE GEAR SUB-ASSEMBLY Click here

    NG

  2. INSPECT MAP LIGHT ASSEMBLY


    1. Remove the map light assembly.

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    2. Inspect the map light switch assembly.

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      Result
      Proceed to
      OK
      NG

    NG

    REPLACE MAP LIGHT ASSEMBLY Click here

    OK

  3. CHECK HARNESS AND CONNECTOR (SLIDING ROOF DRIVE GEAR SUB-ASSEMBLY - MAP LIGHT ASSEMBLY AND BODY GROUND)


    1. Disconnect the T9 sliding roof drive gear sub-assembly connector.

    2. Disconnect the T6 map light assembly connector.

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

      Standard Resistance
      Tester Connection Condition Specified Condition
      T9-5 (CLS) - T6-12 (CLS) Always Below 1 Ω
      T9-7 (OPN) - T6-11 (OPN) Always Below 1 Ω
      T9-12 (E) - Body ground Always Below 1 Ω
      T6-19 (GND) - Body ground Always Below 1 Ω
      T9-5 (CLS) or T6-12 (CLS) - Body ground Always 10 kΩ or higher
      T9-7 (OPN) or T6-11 (OPN) - Body ground Always 10 kΩ or higher
      Result
      Proceed to
      OK
      NG

    OK

    REPLACE SLIDING ROOF DRIVE GEAR SUB-ASSEMBLY Click here

    NG

    REPAIR OR REPLACE HARNESS OR CONNECTOR