Entire Combination Meter does not Operate: Wiring Diagram

1. Measure the resistance of the ALT H-fuse and MAIN Hfuse in the fusible link block.

   Standard resistance: Below 1 Ω 

2. Measure the resistance of the DOME fuse and AM2 fuse in the engine room relay block.

   Standard resistance: Below 1 Ω 

3. Measure the resistance of the GAUGE fuse and AM1 in the instrument panel junction block.

   Standard resistance: Below 1 Ω 

NG : REPLACE FUSE 

OK : GO TO NEXT STEP 

1. Disconnect the C10 and C11 meter connectors.
2. Measure the voltage of the wire harness side connectors.

   Standard voltage 

   TESTER CONNECTION AND SPECIFIED CONDITION
   
   

   Tester Connection	Condition	Specified Condition
   C10-7 (+B) - Body ground	Always	10 to 14 V
   C10-1 (IGN1) - Body ground	Ignition switch ON	10 to 14 V
   C11-3 (IGN2) - Body ground	Ignition switch ON	10 to 14 V

3. Measure the resistance of the wire harness side connector.

   Standard resistance 

   TESTER CONNECTION AND SPECIFIED CONDITION
   
   

   Tester Connection	Specified Condition
   C10-3 (S GND) - Body ground	Below 1 Ω

   Fig 2: Disconnecting C10 And C11 Meter Connectors

   Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

NG : REPAIR OR REPLACE AND CONNECTOR 

OK : REPLACE COMBINATION METER ASSEMBLY