Honda 2007 Acura RL User Manual page 54

2005-08 ACCESSORIES AND EQUIPMENT Navigation System - RL
Fig. 35: Measuring Voltage Between Interface Dial 5P Connector No. 4 Terminal And Body
Ground
Courtesy of AMERICAN HONDA MOTOR CO., INC.
Is there battery voltage?
YES - Go to step 6.
NO - Repair open in the wire between the under-dash fuse/relay box and the interface dial.
6. Turn the ignition switch to LOCK (0).
7. Disconnect the interface dial 5P connector.
8. Check for continuity between interface dial 5P connector No. 3 terminal and body ground.
Fig. 36: Checking Continuity Between Interface Dial 5P Connector No. 3 Terminal And Body
Ground
Courtesy of AMERICAN HONDA MOTOR CO., INC.
Is there continuity?
YES - Go to step 9.
NO - Repair open in the wire between the interface dial and body ground (G506).
9. Check for continuity between navigation unit connector A (20P) No. 17 terminal and interface dial 5P
connector No. 1 terminal.
2007 Acura RL