Click here

CXPI COMMUNICATION SYSTEM, Diagnostic DTC:B2362

Click here
Click here
DTC Code DTC Name
B2362 Lost Communication with overhead Module
Click here

DESCRIPTION

This DTC is stored when CXPI communication between the map light sub-assembly and main body ECU (multiplex network body ECU) stops for 10 seconds or more.

DTC No. Detection Item DTC Detection Condition Trouble Area
B2362 Lost Communication with overhead Module No communication between map light sub-assembly and main body ECU (multiplex network body ECU) for 10 seconds or more

  • Map light sub-assembly

  • Harness or connector

  • Main body ECU (multiplex network body ECU)
Click here

WIRING DIAGRAM

Click here

CAUTION / NOTICE / HINT

Note:

  • When using the GTS with the power switch off to troubleshoot:

    Connect the GTS to the vehicle, and turn a courtesy switch on and off at 1.5 second intervals until communication between the GTS and vehicle begins.

  • Inspect the fuses for circuits related to this system before performing the following procedure.

  • Recognition code registration is necessary when replacing the main body ECU (multiplex network body ECU).

  • If the main body ECU (multiplex network body ECU) is replaced, refer to the Service Bulletin.

Click here

PROCEDURE


  1. Click here

    CLEAR DTC


    1. Clear the DTCs.

      Click here


      1. Body Electrical > Main Body > Clear DTCs


      Result
      Proceed to
      NEXT

  2. Click here

    CHECK FOR DTC


    1. Check for DTCs.

      Click here


      1. Body Electrical > Main Body > Trouble Codes


      Result
      Proceed to
      DTC B2362 is output
      DTC B2362 is not output

  3. Click here

    CHECK HARNESS AND CONNECTOR (MAP LIGHT SUB-ASSEMBLY - BATTERY AND BODY GROUND)


    1. Disconnect the N7 map light sub-assembly connector.

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

      Standard Voltage
      Tester Connection Switch Condition Specified Condition
      N7-19 (+B) - Body ground Power switch off 11 to 14 V

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

      Standard Resistance
      Tester Connection Condition Specified Condition
      N7-22 (GND) - Body ground Always Below 1 Ω
      Result
      Proceed to
      OK
      NG

    • OKClick here
    • NG

      REPAIR OR REPLACE HARNESS OR CONNECTOR

  4. Click here

    CHECK HARNESS AND CONNECTOR (MAP LIGHT SUB-ASSEMBLY - MAIN BODY ECU [MULTIPLEX NETWORK BODY ECU])


    1. Disconnect the G13 main body ECU (multiplex network body ECU) connector.

    2. Disconnect the N7 map light sub-assembly connector.

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

      Standard Resistance
      Tester Connection Condition Specified Condition
      G13-11 (CXP2) - N7-20 (MPX) Always Below 1 Ω
      G13-11 (CXP2) - Body ground Always 10 kΩ or higher
      Result
      Proceed to
      OK
      NG

    • OKClick here
    • NG

      REPAIR OR REPLACE HARNESS OR CONNECTOR

  5. Click here

    REPLACE MAP LIGHT SUB-ASSEMBLY


    1. Temporarily replace the map light sub-assembly with a new or normally functioning one.

      Click here

      Result
      Proceed to
      NEXT

  6. Click here

    CLEAR DTC


    1. Clear the DTCs.

      Click here


      1. Body Electrical > Main Body > Clear DTCs


      Result
      Proceed to
      NEXT

  7. Click here

    CHECK FOR DTC


    1. Check for DTCs.

      Click here


      1. Body Electrical > Main Body > Trouble Codes


      Result
      Proceed to
      DTC B2362 is output
      DTC B2362 is not output

    • DTC B2362 is output

      REPLACE MAIN BODY ECU (MULTIPLEX NETWORK BODY ECU)Click here

    • DTC B2362 is not output

      END (MAP LIGHT SUB-ASSEMBLY IS DEFECTIVE)