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good that you asked, because people use a high pressure water cleaner and then ask why there car is running like crap :)

hahaha, just like a guy I know got into his Impul's engine bay with a high pressure hose, and then found his windscreen wipers to run by themselves. :D

Driving through the middle of the city on a warm night with your wipers going isn't the greatest look.

Haha, after a very thorough wash of my car one night I found the back windscreen wiper going by itself. I just unplugged the motor and once it had dried out plugged it back in and all was sweet.

Anyway on-topic, the best way to clean the engine bay is with microfibre lint free cloths and lots of patience... A little degreaser used discreetely is useful as well.

hahahaha just the other night i was driving into the carwash place when i saw this guy washing his engine bay with a high pressure hose. once he tried to drive off it was running really rough and he didnt have a clue why..

its quality stuff to watch

This thread bring a question up for me, what if you have a vented bonnet and its raining heavily, Water could get anywhere in the engine bay, wouldn't it be similar to washing the engine bay without covering anything?

This thread bring a question up for me, what if you have a vented bonnet and its raining heavily, Water could get anywhere in the engine bay, wouldn't it be similar to washing the engine bay without covering anything?

Possibly. It would depend on the vent angle and size. If you were driving at the time its obviously far less likely given most vents face towards the back of the car, and any water that did make it in would probably evaporate when it hit the engine.

I put a fairly liberal amount of water on my engine last weekend and it was fine. Didnt blast the top of the motor too much and obviously kept direct pressure away from the fusebox and pod filter...was all good.

The biggest problem always seems to be getting the coil packs and spark plugs wet (judging by the number of "OMG!!!111 My car won't start post washing" posts).  Maybe cover sensentive areas with some plastic.

LOLOLOLOL thats what my friend (who has owned his skyline for 8years) did to my car which made me miss the show and shine remember? :P Bastards.. if only this thread was made back then

On the note of vented bonnets though, that means that all future car washes need to be done by hand... none of that servo 10minute job anymore???

Even if you foam up the car by hand you still gotta hose it down, so water still gets it. Maybe look out for certain vent styles that are directly above things like fuse box, spark plug cover etc...

I guess it could be a mod for people that have garages for their rides.

LOLOLOLOL thats what my friend (who has owned his skyline for 8years) did to my car which made me miss the show and shine remember? :P Bastards.. if only this thread was made back then

I'll make it up to you, one day I swear! I'm such a no-hoper :)

Although honestly, My engine(s) must have had a tighter seal around the top of the engine since I have never had that problem as much as you did :)

  • 2 years later...

I washed mine about a month ago at concord car wash, covered my pod filter with a plastic bag and used degreaser followed by high pressure rinse and hoped for the best. Luckily had no pronblems and drove off and its been fine.

With my previous car (mazda astina) washed it the same way and a shit load of water got into my spark plugs and was f**ked till i realised and got the water out.

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