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Water pump failure

Discuss problems you have had or are having with your Z4
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Smartbear
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Location: a barn in Somerset

Water pump failure

Post by Smartbear » Sun Jan 05, 2020 7:05 pm

rsutoratosu wrote: Sun Jan 05, 2020 5:48 pm I didn't do my water pump at my last 2019/9 service only because I can pull it out relatively easy if I need to replace it. I replaced some hoses up to it because they didn't look to kosher. But thats just me, luckily after 12 years im still on original pump :) but i'm sure its due to fail at some time.
How many miles has your car covered? :?
Rob
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e89 Sdrive 20i, plenty of mumbo & good economy-the thinking bears z4
e89 Sdrive 30i, this ones busted, pass me another...
e85 3.0si sold

rsutoratosu
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Water pump failure

Post by rsutoratosu » Mon Jan 06, 2020 8:53 pm

Mine just turn 80k after 12 years.. will be 13 in 04/2020

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dhobbs
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Water pump failure

Post by dhobbs » Wed Jan 08, 2020 10:40 pm

Mine is still going at 120k
Although I’m not sure if it was changed before I owned it 7 years ago at 60k
3.0si roadster. Requisite stubby. Sound gen mod. LED numberplate lights. LED boot strip. Interior lights LED too. ZHP gearknob. Daily drive :driving:
Motor in boot. Bilstein B8 dampers. New radio, much better sounds :thumbsup:

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Mr Tidy
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Water pump failure

Post by Mr Tidy » Wed Jan 08, 2020 11:00 pm

No, it's hard to tell if you don't have the full history of the car.

My 1st E86 needed one at 9 years and 60K miles, and my E91 325i (also N52 engine) needed one at 12 years and 135K miles - but that may have been its 2nd!
Coupes because stunning!
Current - Silver Grey MC, Imola Red heated Nappa & carbon trim. Aeros, H & R Coil-overs, 224s, OE Strut brace, Nav, cup-holders, DSP Hi-Fi, pdc, cruise, MFSW, no CDV! E90 330i daily
Gone - Montego Blue
Gone - Ruby Black

Mr roadster
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Water pump failure

Post by Mr roadster » Thu Jan 09, 2020 3:12 pm

Hi does the N46 E85 2.0 have electronic water pump.

rsutoratosu
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Water pump failure

Post by rsutoratosu » Thu Jan 09, 2020 7:59 pm

Mr roadster wrote: Thu Jan 09, 2020 3:12 pm Hi does the N46 E85 2.0 have electronic water pump.
not sure, looks like mechanical

http://upgr8s.blogspot.com/2014/10/bmw- ... ostat.html

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ph001
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Water pump failure

Post by ph001 » Sat Jan 11, 2020 9:51 am

N46 has mechanical pump for sure.
2007 E85 Z4 3.0Si manual :driving:
19" CSL's | Eibach Springs | Aeroskirts | Z4M front bumper | Clear brake light | ZHP | RCH+| Stubby

2004 E46 M3 coupe manual - gone but not forgotten.

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