Omniplus dot buses
  Abbreviations

OBD - Onboard diagnostics
Diagnostics selector key (check key)
 
 
The diagnostics key connects momentarily (while it is pressed) the live lead of the selected control unit to earth (GND). The following listing shows the control unit occupancy relative to the live lead (trigger lead).
 
System Connector Pin
ABS/ASR Gamma II Central connector 3
ABS/ASR Gamma 6-channel Central connector 47
ABS/ASR CI 12 X1 14
Retarder Digiprop X1 11
ATR driver's position Central connector 12
ATR-E Central connector 12
ATR Exclusive Central connector 12
EFR Central connector 25
ECAS Central connector 2
Articulation angle control unit Central connector 31
MAN-EDC Central connector 49