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Home >> BMW >> 2003 >> Z8 Base >> Repair and Diagnosis (Single Page) >> Engine Performance >> System >> Diagnostic Equipment - Overview - All >> Diagnostic Equipment >> Optical Testing and Programming System - OPPS >> OBD Connections

OBD Connections

As stated earlier, OPPS comes with 2 OBD cables:

"Short version" P/N 663 111 which is used for CIP programming through the OBD (2) and MOST bus as well as diagnosis of al E65/E66 modules. 

Fig 1: Identifying OBD Connections Short Version P/N 663 111
G03391862Courtesy of BMW OF NORTH AMERICA, INC.

"Long version" P/N 663 112 (2) which is used for Optical module and bus testing of modules located a distance from the vehicle OBD connector such as in the vehicle trunk. 

The long OBD cable 663 112 only transmits at a baud rate of 10400 compared to the high speed 115K baud for 663 111.

Fig 2: Identifying OBD Connections Long Version P/N 663 111
G03391863Courtesy of BMW OF NORTH AMERICA, INC.