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

Help identifying this coolant pipe

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Old Feb 6, 2017 | 03:19 AM
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ladi_eladi's Avatar
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2007 W203 C200 Diesel Ex-Taxi
Help identifying this coolant pipe

Hi all,
I own a 2007 CDI C200 with the OM646 engine. My VIN is WDBRF07H07F842733.
I have a leaking coolant pipe and trying to identify exactly to where it connects.
The non-leaking end connects to the bottom of the coolant tank (as circled in the included diagram). The pipe's other end, which is leaking, goes to... wish I'd knew (Included is a picture of the leaking end)


I'd like to understand where it connects to so I can find a part number for the replacement pipe.

Thank all!






^One end connects to where the purple circle indicates



^The leaking end connects here

Last edited by ladi_eladi; Feb 6, 2017 at 03:40 AM.
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Old Feb 8, 2017 | 01:40 PM
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cvx's Avatar
cvx
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From: Finland, Europe
W203 C200CDI
I have OM611 in my C200 and it seems the hose arrangement is different.That pipe in 2nd pic (from water pump) goes in my auxiliary pump first, then it is connected to T-piece which is attached on bottom of the reservoir tank (pink circle)

According to your VIN, I cant see this aux. pump in EPC? See attached EPC picture (I guess you have hoses 125 & 85?) and pic from my car for reference


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Old Feb 9, 2017 | 07:21 AM
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ladi_eladi's Avatar
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2007 W203 C200 Diesel Ex-Taxi
Thank you for the help. what I need is actually the pipe connecting to part 85 In the diagram you included . I have not been able to find a part number for that pipe (nor any diagram that draws it) but upon searching for the item number of 85. i.e 2038301996, i can find the whole unit (including the leaking pipe) on ebay:

http://www.ebay.com/itm/Radiator-hos...ZX4-PG&vxp=mtr

Thanks!
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