No parts available from MB in the aftermarket.

IF there is water in the pump then the check valve on the exhaust must be letting water(exhaust condensation) into the system.

The pump is ONLY a warm-up device for the catalyst. Helps to "fire-up" the catalyst quicker!

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MERCEDES Benz Master Guild Technician (6 TIMES)
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190E 2.3 16V ITS SCCA race car (sold)
1986 190E 2.3 16V 2.5 (sold)
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