LCR Owners - Important Regular Check

storeyd

Newcastle
Jul 5, 2006
218
0
Newcastle
My secondary water pump went off recently and I think its quite a common problem. I noticed that I could not hear it after I turned off the ignition.
For those who don't know, its an electric pump located near the radiator on the drivers side. The problem with mine was a loose connection that was solved by bending the connector to ensure good contact. When I did this the RPM of the pump was higher than ever before.

So always listen for the pump as its easy to hear. If you don't it could be of for months and lead to premature turbo damage.
It may even be worthwhile checking the connector by wiggling it when the pump is running.
 
Last edited:

dabossman

Full Member
May 18, 2006
72
0
Surrey
My secondary water pump went off recently and I think its quite a common problem. I noticed that I could not hear it after I turned off the ignition.
For those who don't know, its an electric pump located near the radiator on the drivers side. The problem with mine was a loose connection that was solved by bending the connector to ensure good contact. When I did this the RPM of the pump was higher than ever before.

So always listen for the pump as its easy to hear. If you don't it could be of for months and lead to premature turbo damage.
It may even be worthwhile checking the connector by wiggling it when the pump is running.

Just out of interest is it that buzzing noise after u swith the car off?
 

BCM

Keyboard Gangster
Feb 1, 2005
2,680
0
Wishaw, North Lanarkshire
think i better check mine, where should i be looking for this, i dont here all to much noise going after the car is off, all be it i normally leave a bit of cool down time after driving hard or long journey, maybe min.min and a half on idle on the drive before turning it off!
 

phatchoonz1

Full Member
Feb 26, 2005
89
0
Orpington, Kent
I've also noticed recently that my electric water pump has been silent, but only intermittantly. I've tried testing the feeds to the pump, but it seems to be always a very low voltage that's unchanging...
Could some one enlighten me as to whether this pump is ECU controlled?? I want to be sure that the supply is good to the pump before I go ahead with replacing it.
 

m.r.davies

God's Property
Jun 13, 2006
608
0
Cardiff
thanks for the heads up

so long does the buzzing sound go on for ? i hear a short zzzzzzzz for about 1 second, is that it?
 

phatchoonz1

Full Member
Feb 26, 2005
89
0
Orpington, Kent
This is the pump in my LCR incase anyone's wondering what it looks like...

24042007043.jpg


and

24042007044.jpg
 

phatchoonz1

Full Member
Feb 26, 2005
89
0
Orpington, Kent
really? under the battery?
i've been hunting for a wiring diagram for the car, but not had a lot of joy really. Considering just taking the plunge and buying a new pump now, as it's probably going to end up being that, and i'm now getting a little concerned about it not working and the problems that will potentially cause...
 

cliveyp

LCR Abuser
Jan 11, 2006
219
0
Worcester
I know there were differences with the VR6's in that some run everytime you turn the ignition off, and some would only run over a certain temp. Might be worth looking to make sure its not the case with the 1.8T too.
 

Emm

Full Member
Jun 9, 2003
269
0
UK
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I know there were differences with the VR6's in that some run everytime you turn the ignition off, and some would only run over a certain temp. Might be worth looking to make sure its not the case with the 1.8T too.

LCR pump will run regardless of engine temperature after switch-off.
 
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