problems starting R53 JCW

problems starting R53 JCW

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GT TVR

Original Poster:

1,627 posts

283 months

Tuesday 7th December 2010
quotequote all
hi guys,

Since a week or so my R53 JCW has problems starting: it takes 2-3 times before it wants to run, it then runs pretty badly for about 20 s. and after that everything is fine. It only does this in the morning; if I park it for several hours it starts right away without any problems.

took it to the BMW/Mini dealer but they couldn't find anything wrong with it.

any ideas?

thanx!

Edited by GT TVR on Tuesday 7th December 12:48

GT TVR

Original Poster:

1,627 posts

283 months

Thursday 23rd December 2010
quotequote all
Thanks people, but it's not that.
It's now back at the dealer but even they can't find it. No errors coming up on the read-out. They changed the relay that manages the injectors but no change. Now they've reset the software. Wait and see, it's a bit of a mystery ...

GT TVR

Original Poster:

1,627 posts

283 months

Saturday 8th January 2011
quotequote all
So the car is back from the dealer's: they've been searching for the fault for over 2 weeks but without result. They've done all the tests available, changed a few parts, talked intensively to Mini/BMW HQ, and even switched parts with another JCW to try but the problem remains.

They now say the only option is to exchange the injection unit at around 800 pounds.
Decided to leave it like this for a while (dealer assured me there is no harm/risk), it's only 30 seconds at startup and we'll see how it develops...

Very happy to have the car back, really missed it, had a great drive back; it ran beautifully, even better now with new software and plugs.

GT TVR

Original Poster:

1,627 posts

283 months

Wednesday 19th January 2011
quotequote all
Car started to behave very badly so it went back to the dealer. They found out it was only a temp sensor ! 10 euro's and it's running brilliantly!

Can't believe they didn't find that before, but OK, all's well now!