Acura TSX / Honda Accord CL. Manual — part 165

YES -Replace the display unit.

NO -If the +B wire does not have voltage, repair open in the wire between the under-dash fuse relay box
and the display unit. If the ACC wire does not have voltage, repair open in the wire between the under-
dash fuse/relay box and the display unit.

PICTURE IS MISSING A RED/GREEN/BLUE COLOR OR TONE, OR ROLLING PICTURE

Diagnostic Test: Monitor Check

1. Go into the Diagnostic mode and use "RGB Color" diagnostic under Monitor Check (see RGB Color ).

Are the red, green, and blue colored circles shown?

YES -The system is OK at this time.

NO -Go to step 2.

2. Turn the ignition switch to OFF.

3. Disconnect the navigation unit connector A (20P) and display unit 20P connector.

4. Check for loose terminals at navigation unit connector A (20P) and display unit 20P connector.

Are there loose terminals?

YES -Repair the terminal.

NO -Go to step 5.

5. Check for continuity between the appropriate terminals of navigation unit connector A (20P) and display

unit 20P connector based on the missing color(s).

NOTE:

z

Always check the connectors for poor connections or loose terminals.

z

Before troubleshooting, get the navigation system anti-theft codes.

z

After troubleshooting, enter the navigation system anti-theft codes.

2004 Acura TSX

2004 ACCESSORIES & EQUIPMENT Navigation System - TSX

Fig. 37: Checking For Continuity Between The Appropriate Terminals Of Navigation Unit
Connector A (20P) And Display Unit 20P Connector Based On The Missing Color(s)

2004 Acura TSX

2004 ACCESSORIES & EQUIPMENT Navigation System - TSX

Fig. 38: Identifying Navigation Unit Connector A (20P) Terminals

2004 Acura TSX

2004 ACCESSORIES & EQUIPMENT Navigation System - TSX

Fig. 39: Identifying Display Unit 20P Connector Terminals

Is there continuity?

YES -Go to step 6.

NO -There is an open in the circuit between the display unit and the navigation unit. Check for poor
connections or loose terminals at the display unit and navigation unit. If a poor connection or loose
terminal is found, replace the affected shielded harness.

6. Check for continuity between the appropriate terminals of display unit 20P connector based on the

missing color(s).

2004 Acura TSX

2004 ACCESSORIES & EQUIPMENT Navigation System - TSX