Honda 2007 Acura RL User Manual page 80

2005-08 ACCESSORIES AND EQUIPMENT Navigation System - RL
8. Check for continuity between the navigation unit connector F (5P) and body ground according to the
table.
DISPLAY PANEL CONTROL UNIT CONNECTOR REFERENCE
Display panel control unit connector Wire color
Is there continuity?
YES - Short to body ground in the wire(s) between the HandsFreeLink control unit and the navigation
unit. Replace the affected shielded harness.
NO - Go to step 9.
9. Check for continuity between the terminals of navigation unit connector F (5P) according to the table.
CONTINUITY CHART
From terminal To terminals
F1 F2, F3, F4, F5
F2 F3, F4, F5
F3 F4, F5
F4 F5
Is there continuity between any of the terminals?
YES - Short in the wire(s) between the HandsFreeLink control unit and the navigation unit. Replace
the affected shielded harness.
NO - Substitute a known-good HandsFreeLink control unit, then reconnect all of the connectors and
recheck. If the symptom/indication goes away, replace the original HandFreeLink control unit. If the
symptom/indication is still present, replace the navigation unit.
SYSTEM DIAGNOSTIC MODE
START-UP PROCEDURE AND DIAGNOSTIC MENU
There are two ways to enter the diagnostic mode:
1. Connect the SCS connector (see FORCED STARTING OF DISPLAY ) to the navigation service
connector located in the trunk. Turn the ignition switch to the ON (II) position. The display will go
directly to the diagnostic menu screen shown below.
NOTE: When finished troubleshooting, make sure to remove the SCS
connector.
2007 Acura RL
F1
F2
F3
F4
WHT
BLK
RED
GRN