Acura TSX / Honda Accord CL. Manual - part 172

1. Go into the Diagnostic Mode and use the "Yaw Rate" diagnostic (see YAW RATE ). 

Are the values correct? 

YES -The system is OK. 

NO -Replace the navigation unit (see NAVIGATION UNIT REMOVAL/INSTALLATION ). 

NAVIGATION DRIVES BY ITSELF WHEN PARKED 

Diagnostic Test: Functional Setup 

1. Start the engine.  

2. From the main menu, select places, then select any destination, and begin the trip.  

3. With the vehicle parked, watch the vehicle icon on the display. 

Does the vehicle position icon move by itself? 

YES -Go to step 4. 

NO -The system is OK at this time. 

4. Go into the Diagnostic mode, select "Functional Setup", then select "Demonstration". 

Is "Demonstration Mode" set to "YES"? 

YES -Set the Demonstration mode to "NO". 

NO -Replace the navigation unit (see NAVIGATION UNIT REMOVAL/INSTALLATION ). 

NAVIGATION CANNOT CONTROL AUDIO/CD 

Diagnostic Test: Navi System Link 

1. Make sure the anti-theft code for the audio system is entered.  

2. Go into the Diagnostic mode and use the "Navi System Link" diagnostic (see NAVI SYSTEM LINK ). 

Is the "Radio" icon red? 

NOTE:

Perform this diagnostic when the vehicle is cold.

NOTE:

z

Always check the connectors for poor connections or loose terminals.  

z

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

z

After troubleshooting, re-enter the anti-theft code, and re-initialize the 
navigation system.  

 

2004 Acura TSX 

2004 ACCESSORIES & EQUIPMENT Navigation System - TSX

  

 

YES -Do the troubleshooting for the voice guidance cannot be heard (see VOICE GUIDANCE 
CANNOT BE HEARD ). 

NO -Go to step 3. 

3. Substitute a known-good navigation unit (see NAVIGATION UNIT REMOVAL/INSTALLATION ), 

and recheck. 

Can the navi control audio/CD? 

YES -Replace the navigation unit (see NAVIGATION UNIT REMOVAL/INSTALLATION ). 

NO -Do the audio system troubleshooting. 

AUDIO-HVAC SUBDISPLAY DOES NOT WORK PROPERLY 

1. Check the connections at the audio-HVAC subdisplay 10P connector and the audio-HVAC display panel 

connector C (10P). 

Are the connections and terminals connected properly? 

YES -Go to step 2. 

NO -Repair the connection and recheck. 

2. Check for continuity between the audio-HVAC subdisplay 10P connector and the audio-HVAC display 

panel connector C (10P) terminals for each wire listed in the chart. 

 

2004 Acura TSX 

2004 ACCESSORIES & EQUIPMENT Navigation System - TSX

  

 

Fig. 55: Audio-HVAC Subdisplay And Audio-HVAC Display Panel Continuity Chart 

Is there continuity? 

YES -Go to step 3. 

NO -Repair the open in the wire between the audio-HVAC display panel and the audio-HVAC 
subdisplay. 

3. Check for continuity between each audio-HVAC subdisplay 10P connector terminal and body ground. 

 

2004 Acura TSX 

2004 ACCESSORIES & EQUIPMENT Navigation System - TSX

  

 

Fig. 56: Checking For Continuity Between Each Audio-HVAC Subdisplay 10P Connector Terminal 
And Body Ground 

Is there continuity? 

YES -Repair short to ground in the wire between the audio-HVAC display panel and the audio-HVAC 
subdisplay. 

 

2004 Acura TSX 

2004 ACCESSORIES & EQUIPMENT Navigation System - TSX