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Q: power drain on brand new battery on 2000 Mercedes-Benz E320

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car not used for a few days battery flat. new battery fitted same problem. have read this could be power seat control module on passenger side. SRS warning light comes on occasionally then goes off. Can I just unplug the sensor? How is this done
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Check your alternator it should be putting out 13+volts to keep battery at full charge. A cheap multi meter cost around $6 start there. Hope this helps you.
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