Honda 2007 Acura RL User Manual page 55

2005-08 ACCESSORIES AND EQUIPMENT Navigation System - RL
Fig. 37: Checking Continuity Between Navigation Unit Connector A (20P) No. 17 Terminal And
Interface Dial 5P Connector No. 1 Terminal
Courtesy of AMERICAN HONDA MOTOR CO., INC.
Is there continuity?
YES - Check for an open in the wire between the navigation unit connector A (20P) No. 19 terminal
and the interface dial 5P connector No. 2 terminal. If the wire is OK, go to step 10. If the wire is open,
repair the wire.
NO - There is an open in the circuit between the interface dial and the navigation unit. Check for poor
connections or loose terminals at the interface dial and navigation unit. If a poor connection or loose
terminals is found, replace the affected shielded harness.
10. Substitute a known-good interface dial (see NAVIGATION DISPLAY UNIT
REMOVAL/INSTALLATION ), and recheck.
Is the system OK?
YES - Replace the original interface dial (see NAVIGATION DISPLAY UNIT
REMOVAL/INSTALLATION ).
NO - Replace the navigation unit (see NAVIGATION UNIT REMOVAL/INSTALLATION ).
GPS ICON IS WHITE OR NOT SHOWN
Diagnostic Test: Navi System Link
NOTE:
Check the vehicle battery condition first.

Make sure the vehicle is parked outside and away from buildings.

Refer to GPS INFORMATION for realtime satellite reception display.

With good reception, the icon is normally green.

1. Check for metallic window tint on the windshield and electronic aftermarket accessories (possibly
hidden) mounted near the GPS antenna or the navigation unit.
Is there metallic window tint or electronic accessories?
2007 Acura RL