Navigation Receiver Assembly Power Source Circuit [09/2013 - ]: Procedure
- CHECK HARNESS AND CONNECTOR (NAVIGATION RECEIVER ASSEMBLY - AUXILIARY BATTERY AND BODY GROUND)
- Disconnect the navigation receiver assembly connectors.
- Measure the resistance according to the value(s) in the table below.
Standard Resistance
Tester Connection Condition Specified Condition E85-7 (GND1) - Body ground Always Below 1 Ω - Measure the voltage according to the value(s) in the table below.
Standard Voltage
Tester Connection Switch Condition Specified Condition E85-4 (+B1) - E85-7 (GND1) Power switch off 11 to 14 V E85-3 (ACC1) - E85-7 (GND1) Power switch on (ACC) 11 to 14 V E119-1 (IG) - E85-7 (GND1) Power switch on (IG) 11 to 14 V TEXT IN ILLUSTRATION*a Front view of wire harness connector
(to Navigation Receiver Assembly)
NG → REPAIR OR REPLACE HARNESS OR CONNECTOR
OK → See step 2
- Disconnect the navigation receiver assembly connectors.
- PROCEED TO NEXT SUSPECTED AREA SHOWN IN PROBLEM SYMPTOMS TABLE. Refer to PROBLEM SYMPTOMS TABLE [09/2013 - ]