Mercedes / Bosch Idle control valve Up for sales is good used Mercedes Bosch Idle Control Valve. Mercedes part number 0001412225 The Bosch part number is 0280140510 From a salvage but running 300SE. Unit was fully runtested controlled idle properly in an actual car and is warranted for 30 days from purchase date. If you have a faulty valve, your car may idle too fast or too slow depending on if it's cold or hot or stall in traffic. Very un Mercedes like... This should fix that! This is over for $300.00 from MB Fits all the M103 powered cars: 260E 300E 2.6 300E 300CE 300CE-24 300TE 300SE 300SEL 190E 2.6300E 4M 300TE 4M