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What do the messages mean?

The international standard enables us to categorise congestion according to precise rules. Once you are familiar with SUNA GPS Traffic Updates, you will find a high degree of consistency. Here are some tips on what to expect with the most … Continue reading

Where does the information you transmit come from?

We currently generate our traffic data from a number of sources. In particular we receive incident data from City Councils; we also employ our own traffic information operators who enter incident data into our system; staff monitor CCTV cameras and … Continue reading

Will SUNA Traffic Channel work all of the time?

Suna Traffic Channel operates 24 hours per day, 365 days per year with the best quality transmission possible. To check the service status in your region please click here.

Where will traffic not work?

Your GPS device will receive traffic information within the areas that we transmit in metropolitan Auckland, Wellington and Christchurch. Please take a look at the coverage maps to ensure you are in an area which receives traffic information. Some device … Continue reading

I have intermittent reception. Why?

Please check that your antenna is connected and properly positioned. Confirm that you are in a broadcast area. If you are in a poor reception area (many things can affect FM reception such as tall buildings, the landscape), try again … Continue reading

Why isn’t my device picking up traffic?

Check that your antenna is plugged in and the location of the device in your vehicle. Check with your device manual on how to ensure that it is tuned to the correct transmission. For transmission information please check here. Please … Continue reading

Can you please tell me the frequency my device should tune into. I am unable to receive your broadcast and want to verify reception via car radio.

The current frequencies are: Auckland – 97.4 Wellington – 90.1 Christchurch – 97.7 & 96.5 It is generally not advisable to manually lock the device onto a single frequency as receivers are designed to automatically search other stations carrying the … Continue reading

How do I know if I am receiving the SUNA GPS Traffic Updates Broadcast?

Suna GPS Traffic Updates is broadcast using a normal FM radio signal, so you can easily check for reception by tuning your car radio to the same frequency. If you have good audio quality, you should generally be capable of … Continue reading

Where will traffic work?

SUNA traffic updates are available in the metropolitan areas of Auckland, Wellington and Christchurch. Please take a look at the coverage maps to ensure you are in an area which receives traffic information.

I could not receive traffic reports on my device today – is there a problem?

As SUNA is broadcast using FM technology occasionally devices may experience drop-outs. Occasionally black spots can affect transmission, especially in very dense urban areas such as CBD, and terrain effects, (e.g. valleys). For portable navigation devices the correct placement of … Continue reading