Recent: Home max fs506x?

Mend > Cars

Mend Coolant Pressure Engine

Coolant system under pressure?

When I take the header tank cap off, the system seems to be under pressure, even after standing all night, and when I run the engine with the header tank cap off, the water in the tank froths up. What is causing this?

BXTZD
March 2009

Automatic Answer

While you wait for answers, we may have found some information which could help you.

Click here for Coolant Pressure Engine

Related Questions ...

Mend coolant leak volkswagen
2

Passat Sport 2001. Losing coolant approx 1L / week?

Presently losing coolant at the rate of 1L/week. I've had the engine pressure tested - no problems, no water i... [Read more]
Mend How to mend it?
1

How to remove engine checklight?

2004 Honda Civic  Regular transmission  ES5  Singapore Car PROBLEM: The engin... [Read more]
Mend engine temperature coolant
2

water rad problem ???????

renault megane radiator filled up to normal level,( rad has been bled for AIR ) I then run the engine up to ... [Read more]
Mend ford focus head
2

Ford Focus - Blown head gasket?

About 10 days ago, my 2003 Ford Focus LX died on me. It was diagnosed as a bad battery and a leaking radiator... [Read more]
Mend overheating radiator thermostat
1

heater sometimes blows hot air,then goes stone cold?

last xmas i had a new head gasket (skimmed) ,water pump,thermo,in my car.it started emptying of water 3 wks la... [Read more]
Mend 307 hdi pollution fault
5

How can I fix my Peugeot 307 HDI, Anti Pollution Fault?

I have a few problems with my Peugeot 307, I needed some advice so I don’t get ripped off. It’s a 307 H... [Read more]
Mend diesel temperature turbo
6

Rover 45 heater problem?

I have a Rover 45 turbo diesel 2002, the heater only blows cold air, cannot find any coolant leaks, engine tem... [Read more]
Mend coolant engine astra
2

back pressure in header tank Vauxhall Astra 1.4 Mk 2?

Hi, I swapped the complete engine in my Astra for a unit from a breakers yard, which I was told was a good e... [Read more]
Mend 28 water problems
2

ford galaxy 95 2.8 automatic transmission oil in to water problems ???

My mate has got a problem with trans oil gettting in to the engine coolant system. There is a small hose in to... [Read more]
Mend How to mend it?
3

Cooling system mystery?

I have a 1992 GMC 3/4 ton Sierra Pick-up 4WD. I have a nasty coolant leak at the rear of the engine. The pro... [Read more]

How to mend ...

Find out how to mend just about anything howtomendit.com for free repair help, information and advice.
Mend Cars ...