I’m putting the engine back into my wife’s 2014 500L 1.4 with an automatic transmission. Before remounting the flywheel onto the engine I tried to check the fit onto the transmission (or clutch?) and couldn’t get it to go back on. Looking at the flywheel it seems like I need to rotate the smaller inner collar? I’m probably not making sense, check out the video and thanks.
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I have never worked on that model, but what I am thinking it is a case of a master spline, so that when fitted it is a balanced unit.
If it was easy I would take the flywheel side off the engine and offer it up to the auto gearbox splines and turn it around until it slide into place, then mark that position so that with flywheel refitted and correctly torqued up tight, it would all slide together.
In the old days of auto boxes we always removed the bolts in the torque convertor often through the starter position hole and then push the torque convertor back further onto the gearbox so when we removed the engine it would seperate easily, also in those days it meant we didn't get gallons of Automatic transmission fluid everywhere, the other thing was the torque convertor had pegs/splines that lined up with the internal pump of the autobox, anyone trying to take the easy route and try to simply push engine back onto the gearbox was out of luck!
However on this modern auto box design, to me it looks as though it may have been a case of marking it's position on removal, unfortunately after working on it they have moved out of position hence your problem.
I stand to be corrected by someone more familiar with this model, but I suspect no special tool required, just a case of correct postion on master spline.
