Navigation frequently asks for anti-theft code and needs GPS initialization
WARNING: This page is about a different car, the 2008 Acura TL and 2007 Acura TL. However, it is still accessible from the selected car via links, so may be relevant.
NOTE:
- Check the vehicle battery condition first.
- Make sure that the correct DVD color and version are installed.
- Check any official Honda service web site for more service information about the navigation system.
- Check No. 7 (7.5 A) and No. 32 (7.5 A) fuses in the under-dash fuse/relay box.
Are the fuses OK?
YES -Go to step 2.
NO -Replace the blown fuse(s) and recheck.
- Turn the ignition switch to ON (II).
- Measure the voltage between body ground and navigation unit connector C (8P) terminals No. 1 and No. 2 individually.Fig 1: Measuring Voltage Between Body Ground And Navigation Unit Connector C (8P) Terminals No. 1 And 2
Courtesy of AMERICAN HONDA MOTOR CO., INC.
Is there battery voltage?
YES -Go to step 4.
NO -If the +B wire does not have voltage, repair open in the wire between the under-dash fuse/relay box and the navigation unit. If the ACC wire does not have voltage repair open in the wire between the under-dash fuse/relay box and the navigation unit.
- Turn the ignition switch to LOCK (0).
- Disconnect navigation unit connector C (8P).
- Check for continuity between navigation unit connector C (8P) terminal No. 4 and body ground.
Courtesy of AMERICAN HONDA MOTOR CO., INC.
Is there continuity?
YES -Replace the navigation unit.
NO -Repair open in the wire between the navigation unit and body ground (G604).