Inspection Procedure

1. Disconnect the E2 connector.
2. Measure the resistance according to the value(s) in the table below.

   Resistance 

   RESISTANCE SPECIFICATIONS
   
   

   Tester Connection	Condition	Specified Condition
   E2-12 (PGND) - Body ground	Always	Below 1 Ω
   E2-10 (SGND) - Body ground	Always	Below 1 Ω

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

   Resistance 

   RESISTANCE SPECIFICATIONS
   
   

   Tester Connection	Condition	Specified Condition
   E2-1 (DOME+B) - Body ground	Always	10 to 14 V
   E2-2 (ECU-B) - Body ground	Always	10 to 14 V
   E2-13 (IG2) - Body ground	Ignition switch on (IG)	10 to 14 V

Fig 1: Identifying E2 Connector Terminals

Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

NG: REPAIR OR REPLACE HARNESS OR CONNECTOR 

OK: REPLACE COMBINATION METER ASSEMBLY