Inspection Procedure

1. Disconnect the multi-display connector J50.
2. Measure the resistance according to the value(s) in the table below.

   Standard resistance 

   RESISTANCE REFERENCE
   
   

   Tester connection	Condition	Specified condition
   GND1 - Body ground	Always	Below 1 Ω

3. Measure the voltage according to the value(s) in the table below.
   Fig 1: Identifying Multi-display Connector J50

   Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

   Standard voltage 

   VOLTAGE SPECIFICATION
   
   

   Tester connection	Condition	Specified condition
   +B1 - GND1	Always	10 to 14 V
   ACC - GND1	Engine switch on (ACC)	10 to 14 V
   IG - GND1	Engine switch on (IG)	10 to 14 V

NG: REPAIR OR REPLACE HARNESS OR CONNECTOR 

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