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METER / GAUGE SYSTEM Entire Combination Meter does not Operate

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DTC Code DTC Name
  Entire Combination Meter does not Operate
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DESCRIPTION

This circuit is the power source circuit for the combination meter assembly. This circuit provides two types of power sources; one is a constant power source, and the other is an IG power source.

Table 1. *a from IG2-NO. 2 Relay *b from Battery *c ECU-DCC NO. 2 *d Combination Meter Assembly
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WIRING DIAGRAM

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CAUTION / NOTICE / HINT

Note:

  • When replacing the combination meter assembly, always replace it with a new one. If a combination meter assembly which was installed to another vehicle is used, the information stored in it will not match the information from the vehicle and a DTC may be stored.

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

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PROCEDURE


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    CHECK HARNESS AND CONNECTOR (POWER SOURCE CIRCUIT)


    1. Disconnect the K21 combination meter assembly connector.

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

      Standard Resistance
      Tester Connection Condition Specified Condition
      K21-21 (ES) - Body ground Always Below 1 Ω
      K21-2 (EP) - Body ground Always Below 1 Ω

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

      Standard Voltage
      Tester Connection Condition Specified Condition
      K21-39 (IG+) - Body ground Ignition switch off Below 1 V
      Ignition switch ON 11 to 14 V
      K21-40 (B) - Body ground Always 11 to 14 V
      Result
      Proceed to
      OK
      NG

    • OK

      REPLACE COMBINATION METER ASSEMBLYClick here

    • NG

      REPAIR OR REPLACE HARNESS OR CONNECTOR