Ok, back again. Been away for a week, so not managed to get under the bonnet until today.... I've checked all the plugs, and all seem normal - no evidence of steam cleaning. I'm guessing the viscous coupling is fine given that the rad seems cool even when overheating. Anyone any thoughts...

Hi all. I’ve been lurking for a while, picking up tips here and there, but despite the pages and pages that have been written about P38s overheating, I’ve not found anyone with my exact problem.... so I open the mystery to the collective wisdom of this forum....! I'd posted this in the general...

Duh! I've just realised I wrote distilled water.... I meant de-ionised water!! Not the same!

The 1st thing I'd do is top up the battery with distilled water, charge it up, then try from there. I had a similar problem when the weather was cold. Distilled water sorted it no problem - and a darn sight cheaper than any other fix I can think of....

Do I need to re-do the post in the Range Rover section, or will the Forum Adminstrators magically move it for me....?

Hi all. I’ve been lurking for a while, picking up tips here and there, but despite the pages and pages that have been written about P38s overheating, I’ve not found anyone with my exact problem.... so I open the mystery to the collective wisdom of this forum....! A bit of background: The car...