E39 530i Fuel economy?
E39 530i Fuel economy?
Author
Discussion

justlivyalife

Original Poster:

4,607 posts

236 months

Tuesday 20th May 2008
quotequote all
My dad used to have a 530d and struggled to get 35mpg out of - but that may be due to his driving and the auto gearbox.

I'm looking at some 530i Sports (X/Y reg) - would I be able to get 30mpg as an average out of it based on people's experiences?

Cheers

Doctor Bone

382 posts

243 months

Tuesday 20th May 2008
quotequote all
I think you should be able to with the manual box.

jj.

588 posts

299 months

Tuesday 20th May 2008
quotequote all
Mine's an E39 - 530i Auto (2002 year) - Around Milton Keynes (stop/starting at roundabouts) I get apprx 20mpg. M/Ways I can average around 33 - 35mpg. But with a mixture of roads I suppose I average between 24mpg - 26 mpg. Have seen as little as 370 miles and up to 415 miles per tank (68 ltrs - 70ltr tank!).

Milton Keynes is no good for fuel economy, so you really shouldn't get anywhere as bad as I do, unless you live round the corner..!

Edited to say - that's with the air-con always on, have only ever turned it off once to see if the LED goes out..!
jj

Edited by jj. on Tuesday 20th May 21:05

gstev68

7 posts

220 months

Tuesday 20th May 2008
quotequote all
I used to have a 2003 E39 530i auto and for my normal commute 40 miles each way 35 of which were motorway I was averaging 26 MPH.

On a long run I could perhaps get up to 31 or 32 but it would quickly fall away around town.

That's also with climate on (unless it was below 5 degrees which I read somewhere was the right thing to do).

That's also using cruise wherever possible & 'swift but sensible' ;-) on the motorway

I've now got an E60 530d auto and happily get 36 on average and 42 or more on a run!

Edited by gstev68 on Tuesday 20th May 22:49

[TW]Fox

13,575 posts

275 months

Tuesday 20th May 2008
quotequote all
My manual 530i Sport gets 22mpg around town, 30mpg in mixed driving and 35mpg on the Motorway.

Jez49

234 posts

240 months

Wednesday 21st May 2008
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I think 30mpg is being a bit hopeful if you want to enjoy the performance. I get about 20 around town and 27 on runs - that includes cruising at 85-90 (on derestricted foreign motorways)

(Mines Auto)

Jez

jj.

588 posts

299 months

Thursday 22nd May 2008
quotequote all
Blimey - I thought I was getting poor mpg, seems like it's the norm then...

Anyone else get really poor wear on the front tyres. I get both outside and inside edges worn down, loads before the middle. I don't seem to get more than about 8k to 10k out of a set of fronts, compared to apprx 12k to 15k for rears. I've tried playing with front psi, currently running 42psi (mainly driving 1 or 2 up only) up front to try and help the wear, seems to be making no difference.

Never experience such an uneven tyre wear across the width..?
jj

dcb

6,065 posts

294 months

Thursday 22nd May 2008
quotequote all
jj. said:
Blimey - I thought I was getting poor mpg, seems like it's the norm then...
On my E39 530 petrol auto, I can get to 30 mpg on a long run if
I drive like a vicar, but I never do.

28 mpg on the UK motorway, 22 mpg in town, giving a 50K miles
average of 26.5 mpg.

jj. said:
Anyone else get really poor wear on the front tyres. I get both outside and inside edges worn down, loads before the middle. I don't seem to get more than about 8k to 10k out of a set of fronts, compared to apprx 12k to 15k for rears. I've tried playing with front psi, currently running 42psi (mainly driving 1 or 2 up only) up front to try and help the wear, seems to be making no difference.

Never experience such an uneven tyre wear across the width..?
jj
If you have uneven tyre wear, get the tracking checked.

I get 15K or more out of my tyres, longer out of the
front set obviously. 36 PSI on the front, 42 PSI on the back,
checked every month.


[TW]Fox

13,575 posts

275 months

Thursday 22nd May 2008
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My tyres are wearing perfectly evenly despite being reasonably soft Eagle F1's.

swiftpete

1,894 posts

222 months

Friday 23rd May 2008
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I've got a 540i and with a combination of city thrashing and motorway driving my average is currently showing 25.6. I do use cruise control every time I'm on the motorway though.

RoadRailer

599 posts

257 months

Saturday 24th May 2008
quotequote all
From my late2000 manual I get 27 on a mixture of driving miss daisy esque from the missus and thrashed like I stole it at the weekends.

34 on a long motorway cruise at 65 - 70 in traffic.

[TW]Fox

13,575 posts

275 months

Saturday 24th May 2008
quotequote all
Reset the economy guage as I pulled onto the A38 dual carriageway from the filling station today with the engine already at full operating temperature. Engaged 70mph on the cruise which is a true speed of about 66mph.

13 miles later.... the display was reading 42.4mpg.

Then went into town and back out again so was on a far less impressive 36.5 by the time I got home but even so... these engines are remarkably efficient when driven carefully and at operating temperature.

Shame they suck when cold and most of my driving is from cold!