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5 minute mod that could save your engine

Posted: Mon Aug 29, 2011 9:20 am
by Fishtank
THE PROBLEM

I was installing my bypass oil filter this weekend and came across a disturbing conflict with between the upper rad hose and the intercooler fan shroud. Here is a picture of what it looks like: (sorry for the sketchty circle, I'm not a genius with tinypic)

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Through engine vibration and swelling of the rad hose, this is what can result. Although it doesn't look that bad, this is more than half way through the hose and I will now be replacing it.

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THE FIX

All you have to do is disconnect your intercooler and this is what the offending shroud will look like:

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A quick handshake with a pair of tin snips and a file...

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Then once reinstalled you will have plenty of clearance:

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Hopefully this may help someone that has the same issue and doesn't know it. If you haven't checked your clearance on these two parts, I highly recommend that you do so before you have a blown rad hose.

If anyone finds the same issue, please let me know, thanks.

Re: 5 minute mod that could save your engine

Posted: Mon Aug 29, 2011 9:49 am
by jessef
Good to bring up. My pics are not up on flickr but I found the same problem. It started with my Pajero that uses the same intercooler mounting area.

http://www.delica.ca/forum/l400-interco ... -7466.html
jfarsang wrote:I've seen this problem recently on all L400's.

If you haven't yet, please remove or lift up the intercooler and check your upper rad hose.

The bottom of the intercooler fan shroud is sharp and makes contact with the upper rad hose.

If cut or ruptured, lose of coolant = bad.

Two solutions :

1. Rotate upper rad hose downwards so there is no contact with fan shroud.

2. Rotate as above and put some protection on.

I chose 2. and used a few inches of old rad hose and a zap strap wrapped around the area where the shroud makes contact.