OIL pressure sending unit is in the oil filter housing, rt front of engine. Easy to get to from underneath.
The kickdown switch is under the gas pedal, round black plastic.

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MERCEDES Benz Master Guild Technician (6 TIMES)
ASE Master Technician
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44 years foreign automotive repair
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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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