TC and CG Terminal Circuit: Procedure

1. Turn the ignition switch off.
   Fig 1: G4 & G57 Connector

   Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
2. Disconnect the connector from the power management control ECU.
3. Measure the resistance according to the value(s) in the table below.

   Standard Resistance

   Tester Connection	Condition	Specified Condition
   G4-13 (TC) - G57-11 (TC)	Always	Below 1 Ω

   TEXT IN ILLUSTRATION
   
   

   *1	DLC3
   *a	Front view of wire harness connector (to Power Management Control ECU)

NG → REPAIR OR REPLACE WIRE HARNESS 

OK: Go to next step 

1. Measure the resistance according to the value(s) in the table below.
   Fig 2: G4 Connector

   Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

   Standard Resistance

   Tester Connection	Condition	Specified Condition
   G4-4 (CG) - Body ground	Always	Below 1 Ω

   TEXT IN ILLUSTRATION
   
   

   *1

   DLC3

NG → REPAIR OR REPLACE WIRE HARNESS 

OK: Go to next step 

1. Measure the resistance according to the value(s) in the table below.
   Fig 3: G4 Connector

   Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

   Standard Resistance

   Tester Connection	Condition	Specified Condition
   G4-13 (TC) - Body ground	Always	1 MΩ or higher

   TEXT IN ILLUSTRATION
   
   

   *1

   DLC3

NG → REPAIR OR REPLACE WIRE HARNESS OR REPLACE EACH ECU 

OK → See step   4