We don't have a lot of Infiniti M45 engine problems on file — feel free to add yours here. The most common M45 engine problems cost $8,700 to fix & occur at 49,000 miles. Click on a year below.

Worst Engine Problems
excessive oil consumption 2006 Infiniti M45
excessive oil consumption 2004 Infiniti M45
puff of blue smoke at start up 2003 Infiniti M45