Vauxhall Workshop Service and Repair Manuals

Modification to Motronic M 2.8.3 from Motronic M 2.8.1  

The Motronic M 2.8.3 engine management system corresponds on the whole to the Motronic  
M 2.8.1, familiar from the Omega-B. The following modifications have been made:  

-  new intake system (similar to MULTI-RAM system in the Omega-B)  

-  new idle air regulator adapted to intake system  

-  altered connection sequence for ignition leads to DIS ignition module  

-  a power steering pressure sensor (increases idle speed during steering wheel motion)  

-  new control unit (hardware)