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G-BOOK SYSTEM, Diagnostic DTC:B15C5

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DTC Code DTC Name
B15C5 Manual Button Malfunction
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DESCRIPTION

If the telematics transceiver detects an error in the communication between the telematics transceiver and the roof console box assembly (emergency call switch) as a result of the telematics transceiver self check, this DTC will be stored.

DTC No. DTC Detection Condition Trouble Area
B15C5 A problem with the emergency call switch is detected.

  • Roof console box assembly

  • Wire harness or connector

  • Telematics transceiver
Table 1. *1 Telematics Transceiver *2 Roof Console Box Assembly
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WIRING DIAGRAM

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CAUTION / NOTICE / HINT

Note:

Depending on the parts that are replaced during vehicle inspection or maintenance, performing initialization, registration or calibration may be needed. Refer to Precautions for G-BOOK (Click here).

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PROCEDURE


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    CLEAR DTC


    1. Clear the DTCs (Click here).


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    CHECK DTC


    1. Recheck for DTCs and check that no DTCs are output (Click here).

      OK
      No DTCs are output.

  3. Click here

    INSPECT ROOF CONSOLE BOX ASSEMBLY


    1. A00070OE02

      Disconnect the T11 roof console box assembly connector.

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

      Standard Resistance
      Tester Connection Condition Specified Condition
      T11-13 (SIG1) - T11-9 (GND3) Emergency call switch not operated 410 to 414 Ω
      T11-13 (SIG1) - T11-9 (GND3) Emergency call switch operated 81 to 83 Ω
      Table 2. Text in Illustration
      *a

      Component without harness connected

      (Roof Console Box Assembly)

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    CHECK HARNESS AND CONNECTOR (TELEMATICS TRANSCEIVER - ROOF CONSOLE BOX ASSEMBLY)


    1. Disconnect the H101 telematics transceiver connector.

    2. Disconnect the T11 roof console box assembly connector.

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

      Standard Resistance
      Tester Connection Condition Specified Condition
      H101-27 (SIG1) - T11-13 (SIG1) Always Below 1 Ω
      H101-26 (SIG-) - T11-9 (GND3) Always Below 1 Ω
      H101-27 (SIG1) - Body ground Always 10 kΩ or higher
      H101-26 (SIG-) - Body ground Always 10 kΩ or higher

    • OK

      REPLACE TELEMATICS TRANSCEIVER (Click here)

    • NG

      REPAIR OR REPLACE HARNESS OR CONNECTOR