Operation CHARM: Car repair manuals for everyone.

Introduction




The M5.2 system for the M44 engine complies with the 1996 OBD II emission requirements. It is similar to the M5.2 used on the M73 engine with modifications to the control functions.

NOTE: For a more complete discussion of the M5.2 system, please refer to the M73 V12 engine used in the BMW 750iL and 850Ci.