ROOF SUNSHADE SYSTEM, Diagnostic DTC:B2343

DTC Code DTC Name
B2343 Position Initialization Incomplete

DESCRIPTION

This DTC is stored when the sliding roof drive gear has not been initialized.

DTC Code DTC Detection Condition Trouble Area
B2343 The sliding roof drive gear has not been initialized.

  • Sliding roof drive gear sub-assembly

  • Map light assembly (Roof sunshade switch)

  • Harness or connector

WIRING DIAGRAM

A01INIVE03

INSPECTION PROCEDURE

PROCEDURE


  1. INITIALIZE SLIDING ROOF DRIVE GEAR SUB-ASSEMBLY


    1. Check that the sliding roof drive gear can be initialized Click here.

      OK
      Sliding roof drive gear can be initialized.

    NG

    INSPECT MAP LIGHT ASSEMBLY (ROOF SUNSHADE SWITCH) Click here

    OK

  2. CHECK FOR DTC


    1. Clear the DTCs Click here.

    2. Check for DTCs Click here.

      OK
      DTC B2343 is not output.

    NG

    REPLACE SLIDING ROOF DRIVE GEAR SUB-ASSEMBLY Click here

    OK

    END

  3. INSPECT MAP LIGHT ASSEMBLY (ROOF SUNSHADE SWITCH)


    1. A01ITZEE02

      Remove the map light Click here.

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

      Standard Resistance
      Tester Connection Switch Condition Specified Condition
      11 (UP) - 2 (GND) Open switch is pressed Below 1 Ω
      11 (UP) - 2 (GND) Open switch is not pressed 10 kΩ or higher
      12 (DOWN) - 2 (GND) Close switch is pressed Below 1 Ω
      12 (DOWN) - 2 (GND) Close switch is not pressed 10 kΩ or higher

    NG

    REPLACE MAP LIGHT ASSEMBLY Click here

    OK

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


    1. A01IUKFE01
      Text in Illustration
      *1

      Front view of wire harness connector

      (to Sliding Roof Drive Gear)
      *2

      Front view of wire harness connector

      (to Map Light)

      Disconnect the z3 sliding roof drive gear connector.

    2. Disconnect the Q10 map light connector.

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

      Standard Resistance
      Tester Connection Condition Specified Condition
      z3-7 - Q10-11 (UP) Always Below 1 Ω
      z3-9 - Q10-12 (DOWN) Always Below 1 Ω
      Q7-1 (GND) - Body ground Always Below 1 Ω
      z3-2 - Body ground Always Below 1 Ω
      z3-7 or Q10-11 (UP) - Body ground Always 10 kΩ or higher
      z3-9 or Q10-12 (DOWN) - Body ground Always 10 kΩ or higher

    NG

    REPAIR OR REPLACE HARNESS OR CONNECTOR

    OK

    REPLACE SLIDING ROOF DRIVE GEAR SUB-ASSEMBLY Click here