Inspection Procedure

1. Disconnect the E1 connector.
2. Measure the resistance according to the value(s) in the table below.

   Standard resistance 

   TESTER CONNECTION SPECIFIED CONDITION TABLE
   
   

   Tester Connection	Condition	Specified Condition
   E1-20 (ES) - Body ground	Always	Below 1 Ω
   E1-40 (E2) - Body ground	Always	Below 1 Ω

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

   Standard voltage 

   TESTER CONNECTION SPECIFIED CONDITION TABLE
   
   

   Tester Connection	Condition	Specified Condition
   E1-1 (IG+) - Body ground	Ignition switch on (IG)	10 to 14 V
   E1-21 (B) - Body ground	Always	10 to 14 V
   E1-22 (B2) - Body ground	Always	10 to 14 V

   Fig 1: Identifying E1 Connector

   Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

NG: REPAIR OR REPLACE HARNESS OR CONNECTOR 

OK: REPLACE COMBINATION METER ASSEMBLY  (See REMOVAL  )