Mechanics

MERCEDES BENZ E320 FUSE PROBLEM

2005 Mercedes Benz E320 • 130,000 miles

When u park the car over night the battry drains I changed the front sam unit disconected the seat modules bt still drains and no message from the cluster wat could be the problem
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Ericksson
January 20, 2013.



You need to put an ammeter in line with the negative cable and remove fuses 1 by 1 till the draw goes away. Then you have to trace that circuit down to find the failure. Not an easy find, time consuming.

Roy

ASEMaster6371
Jan 20, 2013.