Inspection Procedure

1. Remove the ECU-B fuse, AM2 fuse and short pin from the engine room R/B.
2. Remove the GAUGE fuse from the driver side J/B.
3. Measure the resistance.

   Standard Resistance: Below 1  

4. Reinstall the fuses and short pin.

NG: INSPECT FOR SHORT CIRCUIT IN HARNESS AND ALL COMPONENTS CONNECTED TO FUSE 

Fig 1: Removing Gauge Fuse From Driver Side J/B

Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

OK: Go to next step 

1. Disconnect the C9 combination meter connector.
2. Measure the resistance.

   Standard Resistance 

   TESTER CONNECTION SPECIFIED CONDITION
   
   

   Tester Connection	Condition	Specified Condition
   C9-2 - Body ground	Always	Below 1

3. Measure the voltage.

   Standard Voltage 

   TESTER CONNECTION SPECIFIED CONDITION
   
   

   Tester Connection	Condition	Specified Condition
   C9-1 - Body ground	Always	10 to 14 V
   C9-21 - Body ground	Ignition switch ON	10 to 14 V

4. Reconnect the combination meter connector.
   Fig 2: Disconnecting C9 Combination Meter Connector

   Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

NG: REPAIR OR REPLACE HARNESS OR CONNECTOR 

OK: REPLACE COMBINATION METER ASSEMBLY