TELEMATICS SYSTEM Emergency Call Switch Illumination Circuit

DTC Code DTC Name
Emergency Call Switch Illumination Circuit

WIRING DIAGRAM

E353340E09

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 Registration for Telematics System.

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PROCEDURE

  1. INSPECT MAP LIGHT ASSEMBLY (MANUAL (SOS) SWITCH)

    1. E303110C08

      *a

      Component without harness connected

      (Map Light Assembly (Manual (SOS) Switch))

      Remove the map light assembly (manual (SOS) switch).

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

    3. Connect a positive (+) from the batteries lead to terminal 2 (SLED) and a negative (-) lead to terminal 10 (GND) of the map light assembly (manual (SOS) switch) connector.

    4. Check if the manual (SOS) switch illuminates.

      OK

      Manual (SOS) switch illuminates.

    Result

    Proceed to

    OK

    NG
    NG

    REPLACE MAP LIGHT ASSEMBLY (MANUAL (SOS) SWITCH)

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    OK

  2. CHECK HARNESS AND CONNECTOR (TELEMATICS TRANSCEIVER - MAP LIGHT ASSEMBLY (MANUAL (SOS) SWITCH))

    1. Disconnect the M38 telematics transceiver connector.

    2. Disconnect the Q16 map light assembly (manual (SOS) switch) connector.

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

      Standard Resistance

      Tester Connection

      Condition

      Specified Condition

      M38-9 (SLED) - Q16-2 (SLED)

      Always

      Below 1 Ω

      M38-26 (SIG-) - Q16-10 (GND)

      Always

      Below 1 Ω

      M38-9 (SLED) or Q16-2 (SLED) - Body ground

      Always

      10 kΩ or higher

      M38-26 (SIG-) or Q16-10 (GND) - Body ground

      Always

      10 kΩ or higher

    Result

    Proceed to

    OK

    NG
    OK

    REPLACE TELEMATICS TRANSCEIVER

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    NG

    REPAIR OR REPLACE HARNESS OR CONNECTOR