Inspection Procedure

1. Disconnect the C11 and C12 connectors.
   Fig 1: Identifying C11 And C12 Connectors Terminal

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

   Standard Resistance 

   RESISTANCE REFERENCE CHART
   
   

   Tester Connection	Condition	Specified Condition
   C11-1 (POWER GND) - Body ground	Always	Below 1 Ω
   C12-1 (SIGNAL GND) - Body ground	Always	Below 1 Ω

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

   Standard Voltage 

   VOLTAGE CHART
   
   

   Tester Connection	Condition	Specified Condition
   C11-8 (IG2) - Body ground	Turn the Ignition switch to the ON position	10 to 16 V
   C11-15 (ECU+B) - Body ground	Always	10 to 16 V
   C11-16 (DOME +B) - Body ground	Always	10 to 16 V

NG: REPAIR OR REPLACE HARNESS OR CONNECTOR 

OK: REPLACE COMBINATION METER ASSEMBLY