DCM Power Source Circuit [10/2014 - ]: Procedure

1. Disconnect the E11 DCM (Telematics Transceiver) connector.

   Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

2. Measure the resistance according to the value(s) in the table below.

   Standard Resistance

   Tester Connection	Condition	Specified Condition
   E11-4 (E) - Body ground	Always	Below 1 Ω

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

   Standard Voltage

   Tester Connection	Condition	Specified Condition
   E11-1 (+B) - E11-4 (E)	Always	11 to 14 V
   E11-7 (IG2) - E11-4 (E)	Engine switch on (IG)	11 to 14 V
   E11-8 (ACC) - E11-4 (E)	Engine switch on (ACC)	11 to 14 V

   TEXT IN ILLUSTRATION
   
   

   *a	Front view of wire harness connector (to DCM (Telematics Transceiver))

Result: 

OK 

PROCEED TO NEXT SUSPECTED AREA SHOWN IN PROBLEM SYMPTOMS TABLE 

(Refer to PROBLEM SYMPTOMS TABLE [10/2014 - ] )

Result: 

NG 

REPAIR OR REPLACE HARNESS OR CONNECTOR