Inspection Procedure

1. Disconnect the multi-display (accessory meter) connector.
2. Measure the resistance according to the value(s) in the table below.

   Standard resistance 

   RESISTANCE SPECIFICATION
   
   

   Tester Connection	Condition	Specified Condition
   GND1 - Body ground	Always	Below 1 Ω
   SG - Body ground	Always	Below 1 Ω

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

   Standard voltage 

   VOLTAGE SPECIFICATION
   
   

   Tester Connection	Condition	Specified Condition
   +B - GND1	Always	10 to 14 V
   ACC - GND1	Ignition switch on (ACC)	10 to 14 V
   IG - GND1	Ignition switch on (IG)	10 to 14 V

   Fig 1: Disconnecting Multi-Display (Accessory Meter) Connector

   Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

NG: REPAIR OR REPLACE HARNESS OR CONNECTOR 

OK : PROCEED TO NEXT CIRCUIT INSPECTION SHOWN IN PROBLEM SYMPTOMS TABLE