Honda 2007 Acura RL User Manual page 69

2005-08 ACCESSORIES AND EQUIPMENT Navigation System - RL
NO - Replace the navigation unit (see NAVIGATION UNIT REMOVAL/INSTALLATION ).
NAVIGATION CANNOT CONTROL AUDIO SYSTEM
Diagnostic Test: Navi System Link
NOTE:
Always check for and resolve all CAN DTCs before troubleshooting the

navigation system.
Always check the connectors for poor connections or loose terminals.

Before troubleshooting, make sure you have the navigation system

anti-theft codes.
After troubleshooting, enter the navigation system anti-theft codes.

Verify that the correct navigation unit is installed for this model.

Go into the Diagnostic mode and use "Version" (see VERSION ).
Always make sure that the correct DVD color and version are installed.

Check on-line for service bulletins or other service information for the

navigation system.
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?
YES - Do the troubleshooting for the voice guidance cannot be heard (see VOICE GUIDANCE
CANNOT BE HEARD, IS BROKEN UP, OR THERE IS STATIC ).
NO - Go to step 3.
3. Substitute a known-good navigation unit (see NAVIGATION UNIT
REMOVAL/INSTALLATION ), and recheck.
Can the navi control audio/disc?
YES - Replace the navigation unit (see NAVIGATION UNIT REMOVAL/INSTALLATION ).
NO - Do the audio system troubleshooting.
NAVIGATION CANNOT CONTROL XM RADIO
Diagnostic Test: Navi System Link
NOTE:
Always make sure that the correct DVD color and version are installed.

Check on-line for service bulletins or other service information for the

navigation system.
2007 Acura RL