Страница 1 мировой engineering стандарты общая спецификация

8.5.8 Tester Implications. 
When sending a request for this service to terminate a high speed programming

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event on the SWCAN link, the tester shall reinitialize its CAN protocol converter hardware to low speed
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operation within 30 ms after the request. In addition, the test device must wait at least 50 ms before attempting
communication at low speed.
Note: 
The tester should wait for approximately 1 s before attempting normal communications after exiting a
programming event in order to allow the nodes adequate time to perform a software reset and reinitialize
communications.
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8.6 ReadDataByParameterIdentifier ($22) Service. 
The purpose of the ReadDataByParameterIdentifier
service is to allow a tester access to ECU data by requesting one or multiple Parameter Identifier(s) (PID). This
service is intended to be used during a device’s development cycle and for special test conditions. It is not
intended to be used in lieu of service $AA for manufacturing and/or field service diagnostics.