Self-diagnosis function, ITT Mark 04
Technical data of self-diagnosis
Control unit
During the interrogation of the fault memory the control unit identification will be displayed on V.A.G 1551, e.g.
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◆ 1HO 907 379
ABS
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◆ 1HO 907 379 A
ABS + EDS
Fault memory
Permanent memory (fault memory) contents remain even without a supply voltage.
Data output is achieved in operating mode 1 (rapid data transfer)
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