Gps Coldstart - Racelogic Performance Box Touch V1 Installing

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antenna will badly disrupt the GNSS signal.

If the vehicle you are using does not have a metal roof, you need to place the GPS antenna on a flat piece of

metal at least 10 cm in diameter. If this is not possible, you can use copper or aluminium foil to create a shaped

ground plane underneath the antenna. For example, on a fibreglass roof, mount the antenna on top of the

roof, and place some adhesive-backed metal foil underneath, on the inside of the roof.

Acquiring Satellite Lock

Tall buildings or trees can block GNSS signals, causing a reduction in the number and quality of satellites being

tracked, leading to inaccurate position measurements and a noisy velocity signal.

GPS Coldstart

If Performance Box Touch is struggling to acquire a satellite lock, a GPS coldstart may be required. This may be

necessary when the unit hasn't been used for a number of days or has dramatically moved location since its last use.

To perform a coldstart, press the

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GNSS works best in open areas. Avoid tree-lined roads.

COLDSTART

button within the Diagnostics Settings menu.