The 500 is basically the same but the 420 and probably the 560 have a exhaust cross over pipe right next to these connections.
It should happen on 560's but I think I have only seen the problem on 420's. May just be due to there being more 420's.
Bosch Master, ASE Master, L1
33 years MB technician
Last edited by stevebfl; 07-05-2002 at 07:56 PM.