Help please!!
Help please!!
Author
Discussion

toadusmodus

Original Poster:

693 posts

310 months

Wednesday 28th June 2006
quotequote all
Dang it, the Cerb won't start! Has been running fine with no starting problems. Went to drive it this morning to Autoglass for a new windscreen (been waiting weeks) and she refuses to start. Engine is turning over fine (fairly new battery) but the engine does not sound even close to firing.

Anyone any ideas??

Joe

morebeanz

3,283 posts

265 months

Wednesday 28th June 2006
quotequote all
I am no expert, but was always told to check the three key ingredients: Air, Fuel, Spark so...

...can you hear the fuel pump prime? Is there a smell of petrol after you've turned it over a few times?

...have you checked the fuses, HT leads connections, etc?

shell

148 posts

294 months

Wednesday 28th June 2006
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Have you accidentally turned the immobiliser key?

simonsparrow

1,599 posts

291 months

Wednesday 28th June 2006
quotequote all
I used to get thi in the winter with my race battery. The ECU needs a certain amount of voltage to run, and sometimes the battery would have enough grunt to turn the starter, but not enough voltage to powerup the ECU.

When my ignition is on and un-imobilised, I can hear a continuous beep before I turn the engine over. If there was not enough voltage to power the ECU, there was no noise at all.

Of course, your Cerbera may be different depening on how it was wired up the day they built it

garethgtt

430 posts

263 months

Wednesday 28th June 2006
quotequote all
Hi,

Mine used to refuse to start even if i had only left it a day and would only start if the battery was at absolute full charge. The battery was fine--it was the reams of wireing and connectors that run back and forth from the boot which was losing just enough power to stop the car starting up on anything other than absolute full charge.

Joolz diagnosed the problem and added a relay (i think) --now i have never since had another battery non starting issue-- dont even need to charge the battery anymore and i only do short journeys!

Get some Jump cables and start itup that way--if it starts and runs fine after that and even starts easily when you stop and try and restart the engine-- that may well be the problem.

toadusmodus

Original Poster:

693 posts

310 months

Wednesday 28th June 2006
quotequote all
Thanks for all the responses guys. I think the battery may well not have quite enough kick to give the engine life, as fuel pump is definately working. Will try jump starting when I get home later.

Joe 'Fingers crossed' Williams

ShirkyCerbie

47 posts

243 months

Wednesday 28th June 2006
quotequote all
I had a similiar problem to this a couple of weeks ago ...

Not sure what I did but somehow I had tripped the alarm so that the engine was immobilised. At first I thought the battery was flat but there was still enough charge for lights etc.

Left it charging overnight but still no dice in the morning. Tried removing and reinserting master key but it still wouldn't start. Resigned myself to calling the garage on Monday morning for advice.

My wife then reads the manual, gets in the car and within 30s, fires it up having reset the alarm. Not my proudest moment of TVR ownership :-(

Let us know how you get on.

toadusmodus

Original Poster:

693 posts

310 months

Thursday 29th June 2006
quotequote all
Balls.

Tried jump starting, no joy. Left battery on charge over night, still no go this morning. Pretty sure it is not alarm/immobiliser prob as the ignition is coming on and the fuel pump. The engine is turning over very quickly so the battery seems fine. Any more ideas anyone??

Joe

TT Tim

4,168 posts

276 months

Thursday 29th June 2006
quotequote all
Have you got a spark? You could try letting the plug earth to the head to see whilst cranking it over. Be carful hi voltage is painful!

Tim

jesfirth

1,743 posts

271 months

Friday 30th June 2006
quotequote all
having been through this I agree with Tim. Check the volt drop as it affects the injectors and it will never fire. To test this see if it bump starts. if it does the volt drop due to the starter load is causing it. could then be battery, starter, wiring etc etc.

toadusmodus

Original Poster:

693 posts

310 months

Saturday 1st July 2006
quotequote all
New Varta battery and car starts instantly now. That will learn me for buying a Halfords battery last year! Thanks for all the advice guys.

Joe

Cyclone1

2,614 posts

275 months

Saturday 1st July 2006
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toadusmodus said:
New Varta battery and car starts instantly now. That will learn me for buying a Halfords battery last year! Thanks for all the advice guys.

Joe


The Halfords batteries carry a 3 year guarantee. When mine died last year I just took it back and they swapped it over for a new one (was just over 2 years old). Might have saved you 70 squids.

Glad you've got it sorted though.....

Jules.

Edited by Cyclone1 on Saturday 1st July 08:28

toadusmodus

Original Poster:

693 posts

310 months

Saturday 1st July 2006
quotequote all
Cyclone1 said:
toadusmodus said:
New Varta battery and car starts instantly now. That will learn me for buying a Halfords battery last year! Thanks for all the advice guys.

Joe


The Halfords batteries carry a 3 year guarantee. When mine died last year I just took it back and they swapped it over for a new one (was just over 2 years old). Might have saved you 70 squids.

Glad you've got it sorted though.....

Jules.

Edited by Cyclone1 on Saturday 1st July 08:28


It died after just one year, so no way was I going to get another one! Heard good things about Varta, so thought I would give it a try. Have taken Halfords battery back and am now trying to get my money back.

Cyclone1

2,614 posts

275 months

Saturday 1st July 2006
quotequote all
I agree that to last only a year is poor. The Varta ones certainly seem to perform better, so good choice. My Cerb has a hefty Amp fitted for the in car entertainment (previous owner kindly had this install done), so I reckon that drained some of the life out of mine, it also didn't help when my starter motor went on the blink and I probably left that for longer than I should of before replacing it, so again that would have helped reduce the life of the battery, the way forward is to go for one of a higher rating to compensate, or like me take them back to Halfrauds every two years and get it replaced free of charge

Jules