battery draining on mercedes c240 (year 2002) if the car is not used for 1-2 days

2002 MERCEDES BENZ C240
170,000 MILES
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PRABHAT
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  • 1 POST
Checked for any external / internallamp,radio remaining ON, no problem found.

Disconnected the electric adjustment for both the front seats still battery drained.
Jan 31, 2012 at 11:03 PM
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MHPAUTOS
  • ✓Experienced Mechanic
  • 31,937 POSTS
Current draw test will show up a problem, hook an Amp meter between battery Pos and battery cable, key off doors closed, read amps if high, pull fuses on at a time to see which circuit is pulling current, there will be a normal draw around .1-.2 amps for system memory.
Feb 1, 2012 at 2:14 AM
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