coolant

  1. M

    Identifying source of coolant leak

    Hi all, I have a 2003 158" (OM 612 engine) and have recently discovered what looks like a coolant leak that's dripping from the engine down onto the front of the transmission. There's fluid accumulating on the cross-member and transmission, and I'm getting an intermittent low coolant warning...
  2. J

    Sprinter campervan serious coolant leak (?)

    Appreciate any advice or help with this! Mercedes Sprinter campervan 311 CDI 2151 CC 2004 The last service was September 2018 with the following notes: "bottom coolant pipe rusty" "VHC coolant - anti-freeze weak and low level" "replaced coolant hose for engine" "replaced anti-freeze and...
  3. C

    Installing hydronic heater

    Hey, first time posting here, I’m based in the UK and looking for pointers on installing a D5 hydronic heater to my 144 (MWB) MB Sprinter W906 that I’m in the process of converting to a camper. I want to use the hydronic with a plate heat exchanger and a heat exchange blow box to provide hot...
  4. C

    Adding a Hydronic Coolant Heat

    2014 35000 LWB Ext I picked up a D5 hydronic heater mainly for hot water (using a heat exchanger) and cabin heat in the back but I would like to tie it into the block as well for engine preheating. Also stops me from having to add an additional reservoir/expansion chamber. However it extremely...
  5. D

    Coolant change silly mistake

    Hey everyone! So I just did a full coolant flush on my 2006 T1N. Everything went as planned thanks to sikwan’s write up but right at the very end and last top off a very unfortunate event happened and I want your guys opinion before I start her up. I was emptying the dregs of the second gallon...
  6. E

    Sprinter coolant temperature display

    Hey. I have sprinter w906 311cdi, german edition. How can i manage to show the coolant temperature on dashboard? I think that my viscous clutch is not in good condition and i wont my minibus to get too hot. Also i can not see the outside tebperature and i saw that the van has outside temp...
  7. L

    Punked! (What would you do?)

    Hi Folks, I just bought a converted 2005 Dodge Sprinter 2500 from a guy in Jersey. A couple hundred miles into owning it, I started overheating. Pulled over immediately and saw that one of the coolant hoses had blown. I reattached it, refilled the coolant, and continued. I continued to lose...
  8. I

    T1N not warming up unless driven, help please

    Hello, I have a 2006 Dodge Sprinter with 140,000 miles that won't warm up unless I'm driving it down the road. If I start in and let it idle without the heater fan running, it finally warms up a half hour later. With the heat blowing in the cab, it won't ever warm up(dash engine temp stays at...
  9. bcman

    150k coolant change - what else?

    I'm coming up on 150,000 miles on my '03 T1N, so I'm going to change the engine coolant as recommended by this maintenance schedule. I'm also going to replace the serpentine belt and alternator pulley (I sometimes hear a high-pitched 'chirp' when shutting off the engine). While I'm in there...
  10. G

    mystery rubber part after radiator clean

    Sprinter was starting to get towards the red line on long grades. disassembled front and cleaned bugs and sand from radiators. On the ground this small rubber U turn part appeared. Inspected suspect areas with no luck. Hoping for some help . . . Thanks, Gary
  11. D

    Changing Anitfreeze

    Can anyone point me to a thread explaining how to do a change in engine coolant? I have a 2008 2500 V-6 Diesel. Thanks.
  12. S

    Engine Coolant Water Heater vs 12V Water Heater

    Hi All, Got a new 4x4 144 High-Roof Crew that I am converting to a single fuel(diesel) expedition rig for COLD weather camping and am getting my systems together for hot water/heating. I was going to go with the Webasto Dual Top air/water heater but couldn't swallow the gawd awful price tag...
  13. R

    Heater Control Valve plumbing question

    Hi! I have just acquired a 2004 Sprinter (140 wb, high roof) and will be converting it to a camping vehicle. I have been getting lots of invaluable info from this site by lurking and reading. However I now have an issue that I can’t find a solution for that way, so I thought I would jump in...
  14. K

    T1N heater core replacement instructions

    Does anyone have step-by-step instructions how to replace the heater core? I have searched several threads here but found nothing specific. Thanks as always, Kale Watkins 2003 Sprinter 2500 Low Roof 2.7L Diesel
  15. 4

    coolant missing

    I have a 2014 Sprinter 3500. No problems the first 5,000 miles. The low engine coolant light came on dash, the coolant was down to the minimum in the overflow tank. Added up to the maximum, which took very little and now 600 miles later add coolant light came on again. I made a visual check...
  16. E

    Oil in Coolant, No Coolant in Oil

    First time posting here, hello everybody. I have a 2006 2500 2.7 $printer. I have been very diligent in maintaining it. When I bought it there were 0 maintenance records - buyer beware so to speak. I've replaced everything that can be replaced except for the engine and the transmission. The...
  17. F

    Coolant level dropping disappearing leak

    Hello, I tried all the checks mentioned in this thread but can't come up with anything. https://sprinter-source.com/forums/showthread.php?t=11211&highlight=coolant&page=2 I have to top the Coolant level off 1/4 Gallon every week for the past 2 weeks as the coolant light comes on and the level...

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