i suppose it could have been worse................

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Brakebuster
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Joined:Tue Apr 18, 2006 1:17 pm
Location:Gloucester UK
i suppose it could have been worse................

Postby Brakebuster » Wed May 27, 2009 9:59 pm

well, now i'm cycling to work, the XJ8 gets very little use, and has gone into a life of pleasure for high days and holidays

so, after doing four shifts on nights, and having four days off, we decided to go out in the Jag, needless to say, thats when the trouble started, lol

i get in and turn the key, it cranks but wont start, i try again, same result, hmm....... try again , and then i think its flooded.....ah ! i think i will try the Jaguar solution for starting a flooded engine, so i floor the throttle pedal and crank, a few seconds later she shows signs of coming to life, so i take my foot off the pedal and hey presto, shes running, but boy , there was a lot of smoke !! ten second later and she is running fine



so off we go to the shops, but wait, its not over yet, as soon as i pressed the brake pedal, i get a bulb failure warning, yup, a brake light has gone......i think she is showing off, lol

ui remember now that i had a new greenhouse delivered last week, and i had to move the car, all of 30 seconds, she was still in the warmup cycle, and thus flooded, lol

live n learn

BB


joejag308

Member
Posts:838
Joined:Mon Aug 25, 2008 11:45 am
Location:LEEDS

Bad Starting

Postby joejag308 » Thu May 28, 2009 10:04 am

Vince....They used to supply a starting handle with Jaguars years ago, but failing that are you coming to Thorseby "on yer bike".....LOL
At least its not too bad and nothing serious.........it is a problem though touch wood i have not had it yet.......Joe :lol:


paulbarrie
Posts:32
Joined:Mon Sep 03, 2007 2:14 pm
Location:Kenton, Middx.

Postby paulbarrie » Thu May 28, 2009 11:39 am

I too learnt that the hard way. It took an AA bloke about 30 minutes to get it going again after I moved it up the drive for washing.

Now whenever it needs to be moved, I drive it round the block. (about 4 mins running time).

Is it cheaper to pay a fiver at Sainsbury's for a car wash or line Gordon Brown's pocket just to move it?

Keep smiling


joejag308

Member
Posts:838
Joined:Mon Aug 25, 2008 11:45 am
Location:LEEDS

Washing cars

Postby joejag308 » Thu May 28, 2009 2:43 pm

Paul just a reminder to you and all members thinking of visiting us at Thorseby show.......its one of three major shows this yearand sometimes 3 washes in a year can be a bit daunting especially if you have to pay to wash the car......so please make the effort the 308 forum members represent the class model of the Jaguar Daimler marque...... :lol:


Graham

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Joined:Fri Jul 20, 2007 3:51 pm
Location:Nuneaton,Warwickshire

Postby Graham » Thu May 28, 2009 5:04 pm

Having seen the info about the flooding problem and letting the car warm up, i too am extra cautious and so unfortunately i to have to drive the car a few miles....any excuse to drive it as much as possible :wink:
Graham

2005 Jaguar S Type 4.2 V8 Petrol AUTO

springelec
Posts:39
Joined:Mon Oct 19, 2009 6:24 pm

Flooding

Postby springelec » Tue Jul 28, 2009 11:00 am

Hi Everyone,

I haven't experienced a flooded Jag, but your descriptions are exactly what happens to my old Volvo. The older I get, the more I realise that modern cars with their sensors and software appear to have the same bugs and limitations.

Unless I leave the Volvo running until the service light goes off, which takes about two minutes, it's an absolute b**t**d to get started again.

Having learned this lesson the hard way a few years ago, every time I need to move either the Volvo or the Jags, ( I have two), I have always taken the precaution of leaving them running for about five minutes to ensure the sensors and the software get themselves sorted out.

The RAC man that fixed our Volvo all those years ago confirmed that it takes at least two minutes for a modern car to warm up sufficiently for the software to recognise all the sensors are working properly.

If you switch off the engine before that critical warm up period, it causes the software to get its knickers in a twist the next time you start the car. Somehow, the software loses its memory map of the vehicle and all the optimum numbers to ensure a precise starting condition are temporarily thrown away.

The brut force and ignorance tactic of flooring the accelerator etc to get the car started are the same brut force and ignorance tactics employed by my RAC man, but it works every time.

In a way it's comforting to learn that if my Jags ever display this problem, I now know that the tried and tested Volvo technique will also work for the Jag. What's not so comforting is that the electronics and software engineers charged with the original design didn't spot this problem during the design phase and fix it. Clearly their FMEA analysis didn't include moving the car the thirty seconds ! !.

(FMEA = Failure Mode & Effects Analysis. Used by designers to test the cause and effect of discrete or multi point failures of components or software)

Springelec


flycatcher
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Joined:Sat Nov 14, 2009 9:50 am
Location:bedford
Contact:

Postby flycatcher » Thu Dec 17, 2009 10:16 pm

Hello, I stumbled into this topic whilst just browsing the forum. WOW ! I've finally found out why there are odd (very rare) occasions when my baby won't start ! Purely by accident (and frustration) I discovered that when this happens, the best way to overcome is to floor the pedal, turn the key, and hope she starts before the battery conks out - it's always worked so far :) thanks for the info !!



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