Honda 2007 Acura RL User Manual page 49

2005-08 ACCESSORIES AND EQUIPMENT Navigation System - RL
yaw rate sensor.
3. Go into the Diagnostic Menu, and use the "Car Status" test (see CAR STATUS ) to check the vehicle
speed pulse.
Are the yaw rate sensor and vehicle speed pulse OK?
YES - The problem may be normal. Check to see if the problem occurs in the same place. If it does,
the problem could be in the database. Go to step 4.
NO - If the problem is the yaw rate sensor, replace the navigation unit (see NAVIGATION UNIT
REMOVAL/INSTALLATION ). If the problem is the vehicle speed pulse, check for an open or
short in the wire between the navigation unit and the PCM. If the wire is OK, substitute a known-good
navigation unit and recheck. If there is still no VSP signal, replace the ECM/PCM.
4. Substitute a known-good navigation unit, and check to see if the problem occurs in the same place.
Does the problem occur in the same place?
YES - The problem is in the database. Report the problem according to the Navigation System
Manual under "Reporting Errors."
NO - Replace the original navigation unit (see NAVIGATION UNIT
REMOVAL/INSTALLATION ).
PICTURE IS MISSING A COLOR OR TONE OR IS AN ODD COLOR
NOTE:
Always make sure that the correct DVD color and version are installed.

Inspect the DVD for dirt or damage.

Check on-line for service bulletins or other service information for the

navigation system.
Always check the navigation screen settings for brightness, contrast,

black level and the color screen for map color and menu color.
Always check the connectors for poor connections or loose terminals.

Before troubleshooting, make sure you have the anti-theft codes for the

audio system and the navigation system.
Check the vehicle battery condition first.

Enter the anti-theft codes for the audio system and the navigation

system.
1. Go into the Diagnostic menu, and use "RGB Color" test under Monitor Check (see MONITOR
CHECK ).
Are the red, green, and blue colored circles shown?
YES - The system is OK at this time.
NO - Go to step 2.
2007 Acura RL