C-Class (W203) 2001-2007, C160, C180, C200, C220, C230, C240, C270, C280, C300, C320, C230K, C350, Coupe

Alternator and some issue

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Old 08-13-2020, 01:36 AM
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c200k w203
Alternator and some issue

Dear All members and Experts
I happy to join this forum, My car is c200K 2003 engine 2710940 ( Eaton supper charge) , I am facing with some problem as below, please give me an advice .
1. Alternator warning lamp On when engine run ( Battery is charging OK with 14.5vdc, feedback voltage wire from the regulator voltage IC is 13.5 ,, wire is continue to ECU), I tried clear error by ODB tool but problem was not change, I tried also replace other IC it taken from c180k Sam engine code
2. Eaton supercharge has noise during running , who may help me how to fix? I remove but not found any abnormal.
3. Idle rpm engine drop quickly and up again when AC turn on or ship gear to D

I hope some expert can support me how to fix it. .

Thank you very much all my Team
Old 08-13-2020, 05:05 PM
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not a merc
change alternator regulator. Genuine parts ONLY!
as per vin number ONLY!

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