Navigation map is the most prominent

These owners have the problems encountered, "the handwriting input pinyin input, this single selling price may be nearly a million navigation are not stable, there will be garbled, the input for a long time. The second problem is the navigation has been not upgraded because of suspected memory card capacity is too small. "

    Certification results conference recently held the first Chinese satellite navigation products, the domestic one navigation device professional certification body released quality test results show that the mainstream manufacturers tested 13, 18 types of satellite navigation products, through its 5 of the certification test, only three manufacturers, the pass rate of less than 30%.

    China Electronic Chamber of Commerce also showed that a sample survey on consumer complaints about the GPS navigation products, software accounted for 46% hardware failure kind of problem also account for 42%.

    It is understood that the navigator of the outstanding problems are concentrated in three main areas. Among them, the quality of GPS positioning accuracy and low sensitivity, the signal is often lost, unable to navigate.

    South China Sea, the Guicheng a car navigation technical staff of the store, told this reporter, they are genuine goods, but also often encounter some quality problems, which the sensitivity, the signal is often lost, if not impossible to navigate, etc., the basic there is a problem because of the navigator antenna or the internal navigation module.

    At the same time, run the software loaded in each brand navigator, often give rise to various problems. According to the above technical staff, some knockoff navigation software performance, and often crash, people get bored. The certification body survey also showed that some navigation software development is unreasonable, and often the driver detour; In addition, some of the navigation software path is missing to reset, resulting in deviation from the planned route, the navigator will only repeating Please make a U-turn, and not the path to reset, and ultimately lead to crashes.

    Of course, the navigation map is the most prominent. Many owners use the navigator encountered outdated map can not reach the destination, and also often an important traffic signs, lack of timely updates, resulting in drivers illegally driving or bypass to avoid costly mistakes. Once the updated version of the map, 4S shop or professional navigator stores, basically not timely initiative to inform the owners. And most of the time you want to upgrade the map every time In addition to pay, and the owners to reflect the prices are generally less than 150 yuan each update.

    Currently on the market equipped with a navigation-edition models of the original navigation more expensive than the non-navigation models at every turn on the yuan, many owners for utility and face, mercedes benz dvd player often after the modified embedded car navigation.

    And reporters to get the personal opinion of the 4S shop professionals, the modified embedded car navigation because the circuit, charge, and other issues can easily lead to other electronic components such as non-normal operation of the bulb and even burned. In addition, because the modified embedded car navigation generally need to remove the original CD player may cause the CD player and radio sound quality is lower.