ANNEX I CRequirements for construction, testing, installation, and inspection

Appendix 2

TACHOGRAPH CARDS SPECIFICATION

3.HARDWARE AND COMMUNICATION

3.5.Command descriptions

3.5.4GET CHALLENGE

TCS_71Response Message

Byte

Length

Value

Description

#1-#8

8

‘XX..XXh’

Challenge

SW

2

‘XXXXh’

Status Words (SW1,SW2)

  • If the command is successful, the card returns ‘9000’.

  • If Le is different from ‘08h’, the processing state is ‘6700’.

  • If parameters P1-P2 are incorrect, the processing state is ‘6A86’.