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Symptom Troubleshooting Index

SYMPTOM TROUBLESHOOTING CHART

Symptom Diagnostic procedure Also check for
Navigation system stays on the GPS initialization screen System Initialization (see SYSTEM INITIALIZATION  )
  • Navigation unit
  • GPS antenna/cable is disconnected or damaged
  • 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
System always comes up in in-line diagnostic mode See factory Diagnostic screen In-Line Diag (see FACTORY DIAGNOSTIC SCREEN "IN LINE DIAG"  )  
Navigation system will not accept security code Symptom Troubleshooting (see NAVIGATION SYSTEM WILL NOT ACCEPT SECURITY CODE  ) Wrong color DVD
Navigation frequently asks for anti-theft code and needs GPS initialization Symptom Troubleshooting (see NAVIGATION FREQUENTLY ASKS FOR ANTI-THEFT CODE AND NEEDS GPS INITIALIZATION  )
  • Loss of voltage or poor ground (G 605)
  • Navigation unit
  • Low battery voltage
  • 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
  • The wrong color DVD is installed
  • The DVD is damaged or dirty
  • GPS antenna/cable
  • Harness/fuses/switches
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 VEHICLE ICON SPINS  )
  • Navigation unit
  • GPS antenna/cable
  • PCM (speed signal)
No picture is displayed Symptom Troubleshooting (see NO PICTURE IS DISPLAYED  )
  • Navigation unit
  • Display unit
  • The wrong color DVD is installed
  • The DVD is damaged or dirty
  • Harness/fuses/switches
Picture has lines or rolls Symptom Troubleshooting (see PICTURE HAS LINES OR ROLLS  )
  • Navigation unit
  • Aftermarket accessories connected to the system
  • Display unit
  • 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
  • Aftermarket accessories connected to the system
  • Harness/fuses/switches
Traffic information is not being shown on map screen Symptom Troubleshooting (see TRAFFIC INFORMATION IS NOT BEING SHOWN ON MAP SCREEN  )
  • Client account status
  • Area outage
  • Area not covered
  • Traffic icons are turned OFF
  • AcuraLink (XM receiver)
  • Navigation unit
  • Low or weak battery
  • Harness/fuses/switches
Display day/night mode does not work Symptom Troubleshooting (see DISPLAY DAY/NIGHT MODE DOES NOT WORK  )
  • Display brightness set to High in day or night mode
  • Display unit
  • 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
  • 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 GPS icon is white or not shown  )
  • Volume or voice feedback setting (See Owner's manual)
  • Navigation unit
  • Audio unit/amplifier
  • Harness/fuses/switches
Voice control does not work/respond Symptom Troubleshooting (see VOICE CONTROL DOES NOT WORK/RESPOND  )
  • Navigation unit
  • The wrong color DVD is installed
  • The DVD is damaged or dirty
  • Microphone harness/switches HandsFreeLink control unit
Navigation cannot control HVAC by voice command Symptom Troubleshooting (see NAVIGATION CANNOT CONTROL HVAC BY VOICE COMMAND  )
  • Wrong color DVD installed
  • Harness/fuses/switches
  • Wrong navigation unit (model code)
Navigation cannot control XM radio Symptom Troubleshooting (see NAVIGATION CANNOT CONTROL XM RADIO  ) Low or weak battery
Navigation cannot control audio/disc/ rear entertainment Symptom Troubleshooting (see NAVIGATION CANNOT CONTROL AUDIO/DISC/REAR ENTERTAINMENT  ) Wrong color DVD
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
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. See Owner's manual
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  .  
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.  
Address cannot be found or system gives poor routing
  • Verify proper operation and system limitations using the owner's manual
  • See Answering client question Navigation coverage in general troubleshooting
  • Database limitations (address not in database)
  • Wrong color DVD installed
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
  • Scratched or damaged DVD
  • No backup signal
  • Wrong disc installed in navigation unit
  • Harness
The map will not display the Southern portion of the U.S. or the Northern parts of Canada North American coverage is different for USA/Canada markets. See the Version Diagnostic Screen (see VERSION  ) for details on coverage differences.
  • See Owner's manual
  • The wrong colored DVD or version is installed
Navigation display stays on with ignition switch OFF Symptom Troubleshooting (see NAVIGATION DISPLAY STAYS ON WITH IGNITION SWITCH OFF  )
  • Harness/fuses/switches
  • Aftermarket accessories connected to the system
DVD screen error messages Symptom Troubleshooting (see DVD screen error messages  )
  • Navigation unit
  • Wrong color DVD installed
  • Display unit
  • Damaged DVD
Navigation system will not go beyond the disclaimer screen and displays the OK button  
  • Wrong color DVD installed
  • Scratched or damaged DVD
  • Navigation unit
The navigation anti-theft code card is lost or missing See anti-theft feature (see ANTI-THEFT FEATURE  )  
The vehicle icon lags behind when the vehicle turns See self-inertial navigation limitations (see SELF-INERTIAL NAVIGATION LIMITATIONS  )
  • Aftermarket accessories connected to the system
  • GPS antenna/cable
Navigation screen is darker than normal or takes time to start up when it is cold See LCD unit limitations (see LCD DISPLAY UNIT LIMITATIONS  )  
The navigation clock is off by 1 to 3 hours after replacing the navigation unit See service precautions (see SERVICE PRECAUTIONS  )
  • Perform map matching (see MAP MATCHING  )
  • GPS antenna/cable
  • Check and adjust the clock settings
A new navigation DVD is needed See obtaining a navigation DVD (see OBTAINING A NAVIGATION DVD  )  
Time is not correct Reset Time Adjustment in set-up The wrong colored DVD or version is installed
The DVD is scratched or dirty See DVD Handing and Cleaning (see DVD HANDING AND CLEANING  ) Navigation unit
The wrong DVD was installed and now the system does not function properly See Precaution client Sneak Previews (see PRECAUTION ON CLIENT SNEAK PREVIEWS  )
  • Install the correct version DVD
  • Check any official Honda service Web site for more service information about the navigation system.
A POI cannot be found See How to answer client questions about navigation coverage (see HOW TO ANSWER CLIENT QUESTIONS ABOUT NAVIGATION COVERAGE  ) The DVD is scratched or dirty
A specific city cannot be found See How to answer client questions about navigation coverage (see HOW TO ANSWER CLIENT QUESTIONS ABOUT NAVIGATION COVERAGE  ) The DVD is scratched or dirty
An In Line Diagnosis screen appears every time vehicle is started See factory diagnostic screen In Line Diag (see FACTORY DIAGNOSTIC SCREEN "IN LINE DIAG"  )  
The Honda Globe Screen appears every time the vehicle is started Symptom troubleshooting (see THE HONDA GLOBE SCREEN APPEARS EVERY TIME THE VEHICLE IS STARTED  ) Also see the symptom "The wrong DVD was installed and now the system does not function properly"
Navigation unit will not eject or accept the navigation DVD Symptom troubleshooting (see NAVIGATION UNIT WILL NOT EJECT OR ACCEPT THE NAVIGATION DVD  )  
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