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Thread: overheating at idle only

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    overheating at idle only

    I am fixing up my 4x4 I have replaced Thermostat, fan clutch, water pump and radiator seems to be ok. The van drives at a normal temperature on the highway but on idle it over heats. I am thinking I might need a better thermostat I just put a cheap one in. Anyone else had this problem?

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    Re: 4x4 over heating at idle only

    If it is the thermostat any good OEM reccomnedations on where to buy? I have the failsafe one in from auto zone right now.

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    Re: 4x4 over heating at idle only

    I have read here that these vans should only run the Toyota thermo. I picked one up at Hooman Toyota in LB for around 20 bucks on special order. If fact, I get a lot of miscellaneous items there. Pretty helpful staff.

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    Re: 4x4 over heating at idle only

    Here's an excellent thread with part numbers and illustrations, just incase you haven't already read this one-

    http://www.toyotavantech.com/forum/s...n-s-thermostat

    good luck
    Last edited by JDM VANMAN; 01-20-2016 at 08:01 AM.

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    Re: 4x4 over heating at idle only

    I would think that if the thermostat were not opening, the engine would overheat all the time, not just at idle. When it gets hot, can you hear the fan clutch engage? I would say, based on my own experience, that your radiator is partially plugged, and would need to be removed and flushed, if so.

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    Re: 4x4 over heating at idle only

    Quote Originally Posted by technocj View Post
    I would think that if the thermostat were not opening, the engine would overheat all the time, not just at idle. When it gets hot, can you hear the fan clutch engage? I would say, based on my own experience, that your radiator is partially plugged, and would need to be removed and flushed, if so.

    Yea it was my radiator... Damn another van another re core

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