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Home >> Acura >> 2007 >> RL >> Repair and Diagnosis >> Accessories & Equipment >> Infotainment >> Navigation System >> Symptom Troubleshooting Index

Symptom Troubleshooting Index

NOTE: Many problems are caused because the remotes have not been "linked." When troubleshooting a complaint, make sure the remotes are linked first.
SYMPTOM TROUBLESHOOTING INDEX

Symptom Diagnostic procedure Also check for
Navigation system stays on the GPS initialization screen System Initialization (see GPS INITIALIZATION  )
  • Navigation unit
  • Wrong colored disc installed
  • GPS antenna/cable
  • Harness/fuses/switches
No picture is displayed Symptom Troubleshooting (see NO PICTURE IS DISPLAYED  )
  • Navigation unit
  • Aftermarket accessories connected to the system
  • Display unit
  • The wrong color DVD is installed
  • The DVD is damaged or dirty
  • Harness/fuses/switches
Vehicle position icon constantly leaves road, moves erratically, or is very far from actual position Symptom Troubleshooting (see VEHICLE POSITION ICON CONSTANTLY LEAVES ROAD, MOVES ERRATICALLY, OR IS VERY FAR FROM ACTUAL POSITION  )
  • Navigation unit
  • GPS antenna/cable
  • PCM (speed and fuel pulses)
  • Harness/fuses/switches
Picture is missing a color or tone or is an odd color Symptom Troubleshooting (see PICTURE IS MISSING A COLOR OR TONE OR IS AN ODD COLOR  )
  • Navigation unit
  • The wrong color DVD is installed
  • The DVD is damaged or dirty
  • Display unit
  • Harness/fuses/switches
  • Aftermarket accessories connected to the system
Picture has lines or rolls Symptom Troubleshooting (see PICTURE HAS LINES OR ROLLS  )
  • Navigation unit
  • Display unit
  • Harness/fuses/switches
Interface dial buttons do not work Symptom Troubleshooting (see INTERFACE DIAL BUTTONS DO NOT WORK  )
  • Navigation unit
  • Display unit
  • Interface dial
  • The wrong color DVD is installed
  • The DVD is damaged or dirty
  • Harness/fuses/switches
GPS icon is white or not shown Symptom Troubleshooting (see GPS ICON IS WHITE OR NOT SHOWN  )
  • Navigation unit
  • Aftermarket accessories connected to the system
  • GPS antenna/cable
  • The wrong color DVD is installed
  • The DVD is damaged or dirty
  • Harness/fuses/switches
Voice guidance cannot be heard, is broken up, or there is static Symptom Troubleshooting (see VOICE GUIDANCE CANNOT BE HEARD, IS BROKEN UP, OR THERE IS STATIC  )
  • Navigation unit
  • Volume or Voice feedback settings (see Owner's manual for details)
  • Audio unit/amplifier
  • Harness/fuses/switches
Voice control does not work/respond Symptom Troubleshooting (see VOICE CONTROL DOES NOT WORK/RESPOND  )
  • Navigation unit
  • Microphone/voice control switch
  • The wrong color DVD is installed
  • The DVD is damaged or dirty
  • Harness/fuses/switches
DVD screen error messages Symptom Troubleshooting (see DVD SCREEN ERROR MESSAGES  )
  • Navigation unit
  • Wrong colored disc installed
  • Damaged DVD
  • Display unit
  • The wrong color DVD is installed
  • The DVD is damaged or dirty
Navigation cannot control HVAC by voice command Symptom Troubleshooting (see NAVIGATION CANNOT CONTROL HVAC BY VOICE COMMAND  )
  • HVAC control unit
  • Display unit
  • The wrong color DVD is installed
  • The DVD is damaged or dirty
  • Harness/fuses/switches
Display day/night mode does not work Symptom Troubleshooting (see DISPLAY DAY/NIGHT MODE DOES NOT WORK  )
  • Display unit
  • HVAC control unit
  • Display brightness set to "High"
  • Gauge control module (CAN)
  • The wrong color DVD is installed
  • The DVD is damaged or dirty
  • Harness/fuses/switches
System locks up or freezes constantly Symptom Troubleshooting (see SYSTEM LOCKS UP OR FREEZES CONSTANTLY  )
  • Navigation unit
  • Harness/fuses/switches
  • Wrong colored disc installed
  • Damaged DVD
  • The wrong color DVD is installed
  • The DVD is damaged or dirty
Vehicle icon wanders across the map when driving (does not follow a displayed road) or map or vehicle ICON spins Symptom Troubleshooting (see VEHICLE ICON WANDERS ACROSS THE MAP WHEN DRIVING (DOES NOT FOLLOW A DISPLAYED ROAD) OR MAP OR VEHICLE ICON SPINS  )
  • Navigation unit
  • GPS antenna/cable
  • PCM
  • Wrong colored disc installed
Navigation system will not Map Match Refer to troubleshooting for vehicle icon wanders across the map when driving (see VEHICLE ICON WANDERS ACROSS THE MAP WHEN DRIVING (DOES NOT FOLLOW A DISPLAYED ROAD) OR MAP OR VEHICLE ICON SPINS  ).  
Navigation system will not accept security code Symptom Troubleshooting (see NAVIGATION SYSTEM WILL NOT ACCEPT SECURITY CODE  )  
Navigation display stays on with ignition switch OFF Symptom Troubleshooting (see NAVIGATION DISPLAY STAYS ON WITH IGNITION SWITCH OFF  )  
Navigation cannot control audio system Symptom Troubleshooting (see NAVIGATION CANNOT CONTROL AUDIO SYSTEM  )
  • Harness/fuses/switches
  • The wrong color DVD is installed
  • The DVD is damaged or dirty
  • Aftermarket accessories connected to the system
Navigation cannot control XM radio Symptom Troubleshooting (see NAVIGATION CANNOT CONTROL XM RADIO  )
  • Display unit
  • Wrong colored disc installed
  • The wrong color DVD is installed
  • The DVD is damaged or dirty
  • Harness
Traffic information is not being shown on map screen Symptom Troubleshooting (see TRAFFIC INFORMATION IS NOT BEING SHOWN ON MAP SCREEN  )
  • AcuraLink (XM)
  • Navigation unit
  • Harness
Trip computer-no distance Symptom Troubleshooting (see TRIP COMPUTER-NO DISTANCE  )
  • PCM (speed and fuel pulses)
  • Harness/fuses/switches
Trip computer-no fuel information Symptom Troubleshooting (see TRIP COMPUTER-NO FUEL INFORMATION  )
  • Gauge control module (CAN)
  • Harness/fuses/switches
Rearview camera image does not come on or work properly Symptom Troubleshooting (see REARVIEW CAMERA IMAGE DOES NOT COME ON OR WORK PROPERLY  )
  • Software for the latest up-dates
  • No backup signal
  • Wrong disc installed in navigation unit
A POI cannot be found See "How to answer client questions about navigation coverage" (see HOW TO IDENTIFY NAVIGATION DVD VERSIONS, AND HOW TO INSPECT A DVD FOR DAMAGE  )
  • The DVD is scratched or dirty
A specific city cannot be found See "How to answer client questions about navigation coverage" (see HOW TO IDENTIFY NAVIGATION DVD VERSIONS, AND HOW TO INSPECT A DVD FOR DAMAGE  )
  • The DVD is scratched or dirty
Address cannot be found or system gives poor routing Verify proper operation using the owner's manual
  • Compare to another like vehicle
  • Wrong colored disc installed
Navigation frequently asks for anti-theft code and needs GPS initialization Symptom Troubleshooting (see GPS INITIALIZATION  )
  • Navigation unit
  • Low battery
  • Harness/fuses/switches
Previous Destinations button is dim and not selectable in the Enter destination by screen (grayed-out) The vehicle may be new, or the client deleted the destination. Enter a destination, and allow the system to route to it. After the trip, the Previous Destinations button will be selectable.  
Some set-up and information functions of the navigation system are grayed-out and do not work Client did not select "OK" from Disclaimer screen. Refer to SYSTEM FUNCTION DIAGRAM  .  
System always comes up in in-line diagnostic mode Symptom Troubleshooting (see FACTORY DIAGNOSTIC SCREEN "IN LINE DIAG"  )  
The map will not display the Southern portion of the U.S. or the Northern parts of Canada North American coverage is different for U.S./Canada markets. See the "VERSION " Diagnostic Screen (see ) for details on coverage differences.  
Time is not correct Reset Time Adjustment in set-up.  
Today's Destinations button is dim and not selectable in the Enter destination by screen (grayed-out) The client has not entered a group of locations for Today's Destinations. This is normal. The button is only selectable if the client is using this function.  
Navigation does not call using the HFL Symptom Troubleshooting (see NAVIGATION DOES NOT CALL USING THE HFL  ) The wrong colored DVD or version is installed