TELEMATICS SYSTEM(w/ Telematics Transceiver) Emergency Call Switch Illumination Circuit

WIRING DIAGRAM

B002JWNE02
*a Telematics Transceiver
*b Map Light Assembly

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 Precaution for G-BOOK.

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PROCEDURE


  1. CHECK HARNESS AND CONNECTOR (TELEMATICS TRANSCEIVER - MAP LIGHT ASSEMBLY)


    1. Disconnect the I40 telematics transceiver connector.

    2. Disconnect the T7 map light assembly connector.

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

      Standard Resistance
      Tester Connection Condition Specified Condition
      I40-9 (SLED) - T7-5 (RRID) Always Below 1 Ω
      I40-26 (SIG-) - T7-9 (GND3) Always Below 1 Ω
      I40-9 (SLED) - Body ground Always 10 kΩ or higher
      I40-26 (SIG-) - Body ground Always 10 kΩ or higher
      Result
      Proceed to
      OK
      NG

    NG

    REPAIR OR REPLACE HARNESS OR CONNECTOR

    OK

  2. INSPECT MAP LIGHT ASSEMBLY


    1. Remove the map light assembly.

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    2. Connect 4 1.5 V dry-cell batteries in series.

    3. B002K7MN37

      Connect a positive lead from the batteries to terminal 5 (RRID), and a negative lead to terminal 9 (GND3) of the map light assembly connector.

    4. Check if the illumination for the emergency call switch comes on.

      OK
      Illumination for the emergency call switch comes on.
      Result
      Proceed to
      OK
      NG

    OK

    REPLACE TELEMATICS TRANSCEIVER Click here

    NG

    REPLACE MAP LIGHT ASSEMBLY Click here