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coolant problems

  1. Diesel getting in coolant expansion vessel header tank

    General T5 Chat
    Hi all Perhaps you can help ?? I have Diesel getting into my coolant expansion tank and coolant into the fuel filter, has anyone experienced this cross contamination and know a possible cause ? Somebody has said to me the head maybe cracked but I am really hoping this is not the case ? She...
  2. shelby5921

    Welcome to The VW T4 Forums
    Yes A newbie in need of assistance/advice.I’m running a t28 06 plate and recently had my temperature waring symbol come up on the dash.So I went to my local vw outlet and got myself some lovely new coolant.When I went to top up the reserve bottle I notice what was in the was quite thick black...
  3. T4 Coolant turning black?

    Welcome to The VW T4 Forums
    Hi all, complete noob here... Been to see a van & I have a question... Why would the new red coolant in the expansion reservoir of a cooling system turn black? The van in question is a 2.4d which has had a Volvo turbo upgrade & T5 head. Thanks in advance!
  4. HELP: I think i've blown my head gasket!

    Engine & Gearbox
    My 1.9td R reg SWB T4 died on the motorway on sat night, after the low level coolant light came on there was a sudden loss of power and had to pull over quickly! When i lifted the bonnet there was a lot of steam/smoke and hissing noises the coolant bottle was empty so quickly filled it, where...
  5. Can the electric coolant pump work without the belt driven pump?

    General Technical
    Hi All, I've just bought a 94 T4 2.0L AAC petrol camper van (in the last two weeks). On my way back from my 1st trip in it the auxiliary drive belt snapped. Looks like it was rubbing on incorrectly fitted cam belt covers. At the time I was in the middle lane of the motorway overtaking a...
  6. Can anyone Help!!

    Engine & Gearbox
    Hi, I have a T5 2.5 130bhp, 2008 Transporter van that has done 140,000 miles. I have a 3 months part and labour warranty, that may be not worth anything, and I have had the van just 8 weeks. I was losing coolant, I took it back and they have bye-passed the turbo cooler, ( Ithink it is this)...
  7. T5 130 coolant water constant top up

    Engine & Gearbox
    hello. anyone have any knowledge of any problems with T5's losing collant water? i am averaging around 700 miles before having to top up my coolant bottle. there seems no obvious sign of leakage, but it must be going somewhere. the van runs sweet...anyone have any ideas please?:confused:
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