Why Harman Kardon Car Navigation system does not show traffic information?
- Wwilliam58Aug 21, 2025
If your Harman Kardon Car Navigation system isn't displaying traffic information, check the antenna connection and ensure the service is activated.

Why Harman Kardon Car Navigation system does not show traffic information?
If your Harman Kardon Car Navigation system isn't displaying traffic information, check the antenna connection and ensure the service is activated.
How to fix loose suction cup mount on Harman Kardon Car Navigation system?
If the suction cup mount on your Harman Kardon Car Navigation system is loose, reposition it with moderate force.
What to do if Harman Kardon Car Navigation system screen is loose?
If the screen is loose on the mount of your Harman Kardon Car Navigation system, make sure it is securely “clicked” into place on both the bottom and back.
How to increase output level on Harman Kardon Car Navigation system?
If the output level is low or distorted when using headphones or the line output on your Harman Kardon Car Navigation system, increase the media player volume in the Volume Mixer found in the Settings Menu.
What to do if Harman Kardon Car Navigation system is not turning on?
If your Harman Kardon Car Navigation system isn't turning on, charge the battery and check the UNLOCK switch.
What to do if Harman Kardon Car Navigation system has no GPS signal?
If your Harman Kardon Car Navigation system isn't getting a good GPS signal, make sure the unit has a clear and unobstructed view of the sky.
How to adjust bright screen on Harman Kardon Car Navigation system?
To adjust a screen that is too bright or dim on your Harman Kardon Car Navigation system, go to the “Settings” menu or press the rotary wheel on the right side.
How to fix low volume for navigation prompts on Harman Kardon Car Navigation system?
To increase the volume of navigation prompts on your Harman Kardon Car Navigation system, adjust the volume using the rotary wheel on the right side or adjust the volume of navigation prompts in the Volume Mixer found in the Settings Menu.
What to do if Harman Kardon Car Navigation system is unresponsive?
If your Harman Kardon Car Navigation system becomes unresponsive and won’t power off, use a paper clip to press the reset button located on the right side of the bottom panel.
| Display Size | 4.3 inches |
|---|---|
| Display Resolution | 480 x 272 pixels |
| Touchscreen | Yes |
| Internal Memory | 2 GB |
| GPS Chip/Receiver | SiRFstarIII |
| Map Coverage/Preloaded Maps | North America |
| Processor | 400 MHz |
| Expandable Memory | SD card slot |
| Text-to-Speech | Yes |
| Bluetooth | Yes |
| FM Transmitter | Yes |
| Battery | Li-Ion rechargeable |
Provides essential initial steps before operating the GPS-810, including box contents and basic setup.
Details the process of planning a trip, including choosing a destination via address or points of interest.
Explains how to pair and connect a Bluetooth-enabled phone for hands-free calling features.
Covers placing calls from various sources and receiving incoming calls.
Provides instructions and safety warnings for mounting the GPS-810 unit in a vehicle.
Provides solutions for screen brightness, volume levels, and mounting bracket issues.
Details the steps involved in the initial setup wizard, including language, distance units, and time settings.
Explains how to input a street address as a destination for navigation.
Guides users on spelling city and street names to accurately define a destination.
Covers confirming the entered address and selecting destinations from the device's point-of-interest database.
Details how to find destinations by browsing through categories in the device's database.
Guides users on how to set an intersection as a navigation destination.
Describes how to set and navigate to the user's home address.
Explains how to find and navigate to previously visited or saved locations.
Explains how to interpret the navigation map screen, including route and location indicators.
Provides instructions for connecting a new Bluetooth-enabled phone to the GPS-810.
Addresses common issues like unit not turning on, poor GPS signal, and media playback errors.
Provides solutions for screen brightness, volume levels, and mounting problems.
Offers troubleshooting steps for Bluetooth connectivity and device unresponsiveness.
Solves problems related to screen color modes, speaker sound, and navigation map display.
Addresses Bluetooth connection, voice dialing, and unexpected demo mode issues.
Provides solutions for static or lack of sound when using the GPS-810's FM transmitter.