Tech 400 User Guide R5 4/1/0818READING A TPMOnce a test mode has been decided upon - ( see page 5), themechanics of testing a TPM are as follows:-TPM Activation/ TestTo test a TPM the tool should be placed alongside the valve stemand the ‘Test’ key pressed.(Note with Ford TPM’s, the tool should be held 180°away from thestem.)If the TPM requires a magnet, place the magnet over the stemand then place the tool alongside the stem- whilst pressing the testkeyTech 400 User Guide R5 4/1/0811MENU SYSTEMThe Tech 400’s menu system provides a hierarchy of instructionsand commands.The top line of the display will always indicate the currentlyselected menu.The home key will always return to the Main Menu screen- with‘Select by Vehicle’ highlightedMenu NavigationThe menu system is navigated by use of the directional keys:Up Arrow Key: Navigates up within the current menuDown Arrow Key: Navigates down within the current menuEnter (Right) Key: Navigates to the next menu or actions thecurrently selected item.Esc (Left) Key: Navigates to the previous menu item.All menus wrap around.The enter key will primarily move to a sub menu. However in‘settings’ or ‘select by vehicle’ it will action the command orcommence a TPM test.The test key will always commence a TPM test.The Home key will always return to the main menu.