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Home >> Volkswagen >> 2004 >> GTI VR6 >> Repair and Diagnosis >> Accessories & Equipment >> Anti-Theft Systems >> Electrical Equipment On Board Diagnostic (OBD) (A4 Platform) >> 01 On Board Diagnostic (OBD) >> Data Bus On Board Diagnostic Interface -J533- ('Gateway') m.y. 2000 through m.y. 2001, On Board Diagnostic (OBD) >> Read Measuring Value Block (function 08) >> Display groups, interpreting >> Evaluating display group 125

Evaluating display group 125

Display field  Description  Display  Corrective action 
1 Engine Control Module (ECM) Engine 1 = OK,
Data reception via CAN Bus OK
Engine 0 = not OK,
Data reception via CAN Bus not OK
  • Visually check CAN Bus wire routing
  • Check harness connectors of the appropriate electrical circuit for proper and secure seating and simultaneously observe display
  • If the display content does not change during operation, repair malfunction
  • Erase DTC memory
  • Perform functional check
  • Check DTC memory again
2 Transmission Control Module (TCM) Transm. 1 = OK,
Data reception via CAN Bus OK
Transm. 0 = not OK,
Data reception via CAN Bus not OK		  
3 ABS-control module ABS 1 = OK,
Data reception via CAN Bus is OK
ABS 0 = not OK,
Data reception via CAN Bus not OK		  
4 Airbag-control module Airbag 1 = OK,
Data reception via CAN Bus is OK
Airbag 0 = not OK,
Data reception via CAN Bus not OK		  
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