A friend has a problematic E300 that has a leaky washer tank. The windshield
headlamp share the same tank which has been leaking a bit. There are
I replaced the grommets on both pumps but there was still a leak on the
headlamp pump side. I switched the pumps over and the leak was still on the
headlamp side - it seems that the water is
coming from the pump housing.
The windshield pump seems to be the original MBZ and has the part # 129 869
These seem to be for sale on the www for about $10 - $20 but appear not to
be the original MBZ.
The headlamp has a different pump but most of the marks on it are
It has the numbers 124 869 xx2x, followed by VD(the rest wiped out)
and 005 001 12V.
This pump is not quite as tall as the windshield one.
Anyone know if the pumps are supposed to be the same?