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Author Topic: Help Please! - Omega 2.5TD Warm Starting Problems  (Read 3046 times)

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AndySnapper

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Re: Help Please! - Omega 2.5TD Warm Starting Problems
« Reply #15 on: 02 December 2011, 08:46:33 »

Hi Seth

Don't think it can be that in my case.

I just forked-out £120 for a new Varta Silver 85ah and it makes no difference as far as I can tell :-(

Thanks for the reply though.

Andy
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M Kerr

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Re: Help Please! - Omega 2.5TD Warm Starting Problems
« Reply #16 on: 02 December 2011, 14:50:13 »

May be worth a try... When the engine is warm sensors will disconnect the glowplug circuit quite quickly after switching on the ignition.  Try switching the ignition to the "on" position several times before trying to start.  If that's no help, connect one of your jump leads to the +ve battery terminal and press the other onto the exposed metal contact end of any of the glow plugs for 3 or 4 seconds.  Whip the lead off, jump in and start immediately.  If that works, I assume the electronics patch mentioned previously in the thread will resolve your issues.

Hope this helps
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AndySnapper

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Re: Help Please! - Omega 2.5TD Warm Starting Problems
« Reply #17 on: 02 December 2011, 16:05:46 »

Thanks for your reply.

I can't get access to the glow plugs as the damn plastic cover refuses to release. It's the bolt at the back which I cannot get undone.

Sounds a bit gymnastic for me to attempt but I appreciate the suggestion.

I have fitted the 'Hotfix' unit from Taw Park 4X4 connected and tested as far as possible. I have been trying to get in touch with David of Taw Park all day to find-out whether the red led inside the unit should be illuminated when the ignition is on. Unfortunately, I constantly get the message he is 'temporarily unavailable'. I did speak to him the other day before ordering so he may just be otherwise engaged as he seemed a straight enough chap then. Has anyone here had any experience with this particular 'Hotfix' version?

After taking the car on a long run and getting it plenty warm enough I tried a restart. Same old problem was evident I'm afraid so either I haven't fitted it correctly, the unit is broken or just not appropriate for the Vauxhall set-up  ::)

Cheers!

Andy
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osealy

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Re: Help Please! - Omega 2.5TD Warm Starting Problems
« Reply #18 on: 02 December 2011, 20:17:14 »

Lazy starter! will it turn over fast when hot?
Plastic cover! Just break it off, it's flimsy.
The hot start thing just puts a resistor in series with pump temp sensor, 2kohm thin grey wire on ecu poss with colour stripe.

My worst offender for bad hot start would flash eml on overrun and go to limp if throttle pressed while light on.
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AndySnapper

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Re: Help Please! - Omega 2.5TD Warm Starting Problems
« Reply #19 on: 04 December 2011, 10:14:40 »

Sounds like your problems was worse than mine as once started, my car behaves in all respects.

I have fitted the Taw Park hotfix but I must have screwed-up or the unit is faulty as it appears to do absolutely nothing for warm starting. I am thinking something is wrong as the glow plug light does not illuminate when the engine is restarted hot. If the unit was working, I understand this would happen regardless of the engine being hot or cold and then reflect the true temperature after 30 seconds to avoid over-fueling.

Not had much luck speaking to Taw Park since. I hope that isn't a bad sign!  >:(

Andy
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