Radio Receiver Power Source Circuit [10/2014 - ]: Procedure

1. Disconnect the E1 and E5 radio and display receiver assembly connectors.
2. Measure the resistance according to the value(s) in the table below.

   Standard Resistance

   Tester Connection	Condition	Specified Condition
   E1-7 (GND1) - 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
   E1-4 (+B1) - E1-7 (GND1)	Power switch off	11 to 14 V
   E1-3 (ACC1) - E1-7 (GND1)	Power switch on (ACC)	11 to 14 V
   E5-1 (IG) - E1-7 (GND1)	Power switch on (IG)	11 to 14 V

Result: 

OK 

PROCEED TO NEXT SUSPECTED AREA SHOWN IN PROBLEM SYMPTOMS TABLE 

(Refer to PROBLEM SYMPTOMS TABLE [10/2014 - 10/2015] or PROBLEM SYMPTOMS TABLE [10/2015 - ] )

Result: 

NG 

REPAIR OR REPLACE HARNESS OR CONNECTOR