Xtool A30 Pro, Manual, Page: 37 / 51

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also can be included in the list of bidirectional controls.
This function allow device sends information to, and
receives information from, vehicle control modules. For
example, in the case of OBD II generic information
Mode 1 (which relates to data parameters), the scan tool
user initiates a request for information from the
powertrain control module (PCM), and the PCM
responds by sending the information back to the scan
tool for display. Most enhanced scan tools also have the
ability to actuate relays, injectors and coils, perform
system tests, etc. Users could check the individual part
to see what is working properly by actuation test.
3.4. Update
The A30 Pro supports one-click upgrade to renew
software quickly to experience the latest function;