Robert Bosch Pty Ltd VIMA01 用户手册
PROTOCOL SPECIFICATION
F005VP0801
ROBERT BOSCH
(AUSTRALIA) PTY. LTD.
A.B.N. 48 004 315 628
SMARTRA III IMMOBILISER
Page 48 of 49
Issue Number:
1.0
Dev No.
3881
Valid from:
14/2/06
Print Date:
23 March, 2007
© THIS DRAWING IS THE EXCLUSIVE PROPERTY OF ROBERT BOSCH (AUSTRALIA) PTY. LTD. WITHOUT THEIR CONSENT IT MAY NOT BE REPRODUCED OR GIVEN TO THIRD PARTIES.
DEV04205.9/I-1
7.1.6 Accessing diagnostic functions
At the next diagnostic session, the pin code is required to be entered correctly to enable the ECU state
change. If pin code is entered incorrectly 3 times, the Smartra will enter a time-out loop where it will not
be possible to retry entering the DPN for 60 minutes ie. a NACK will be sent from Smartra stating that
the Smartra is in locked state. After 60 minutes of IGN ON, the counters and error flags will be cleared
and the DPN can be entered.
change. If pin code is entered incorrectly 3 times, the Smartra will enter a time-out loop where it will not
be possible to retry entering the DPN for 60 minutes ie. a NACK will be sent from Smartra stating that
the Smartra is in locked state. After 60 minutes of IGN ON, the counters and error flags will be cleared
and the DPN can be entered.
7.1.6.1 Message Flow Diagram (Changing State – correct PIN)
Neutralise Smartra
ACK request
EM S[ l ear nt ]
0x49 0x02 0x06 0x08
Smar t r a[ l ear nt ] - > [ neut r al ]
D i ag no st i c T est er
Change st at e of Smart ra
t o [ neut ral] request wit h
PIN number
0x69 S IDE1..4 +
ERN1..6 + St at e byt e
0x49 S 0x4B + RN1..6
IDE request
0x69 S Ret urn T1..3
0x49 S 0x4E DPN1..9
EM S sends neut ralise Smart ra
command (0x4E) wit h exist ing
PIN code
Send ACK t o t est er
Smart ra will check if
PIN number is correct
t hen t he unit will ent er
t hen t he unit will ent er
[ neut ral] st at e.
In neut ral st at e t he
Diagnost ic PIN code
is changed t o neut ral
is changed t o neut ral
PIN code.
EM S receives ACK
Smart ra3
responds
wit h a ACK
0x49 0x02 0x06 0x08
EM S knows t he t ype of Smart ra
and t he st at e t he Smart ra is in.
Af t er sending IDE request