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TDI Long Cranking on Cold Start?

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Old 12-26-2013, 05:05 PM
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Originally Posted by Coolieman1220
Are your cars just taking a while to begin cranking because the glow plugs are doing their thing or is the engine cranking for a few seconds before starting up? This only happens on cold starts. I find the engine warms up very quickly.

What should happen, press start button, glow plug illuminates, turns off and then the engine cranks and starts right up. What's happening to me, the glow plugs do their thing for a second or two and then the engine starts to crank and cranks for a few seconds before firing up.
thanks for your clarification on the duration of the 'cranking'. The delay I experience is from the time to press the start button and when the engine begins cranking and starts. Once the engine cranks, the engine is running. Hope this helps... let us know what you find out about the issue; it could plague us later....
Old 12-27-2013, 09:49 AM
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Originally Posted by Loafer123
thanks for your clarification on the duration of the 'cranking'. The delay I experience is from the time to press the start button and when the engine begins cranking and starts. Once the engine cranks, the engine is running. Hope this helps... let us know what you find out about the issue; it could plague us later....
yeah the pause from press to start to crank is normal because that is when the glow plugs do their thing. my issue was just lenghty cranking on a cold start. It has not happened for a while now. I've been turning the ignition on first, then when the glow plug light goes away, i push start and it fires right up. hmmmm. who knows. she doesn't even have 500 miles on her!
Old 12-28-2013, 08:29 PM
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Coolie-
Bear in mind that a brand new engine is still literally "stiff". You need to put some break-in mileage on it, to polish in the moving parts, before it really will be starting and running normally.
You might also ask Audi if they filled it with a zero-W motor oil at the factory, or a 10-W that won't start as easily in the winter cold.
Old 12-29-2013, 05:38 AM
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Originally Posted by Redd
Coolie-
Bear in mind that a brand new engine is still literally "stiff". You need to put some break-in mileage on it, to polish in the moving parts, before it really will be starting and running normally.
You might also ask Audi if they filled it with a zero-W motor oil at the factory, or a 10-W that won't start as easily in the winter cold.
I think the issue is glow plug related or fuel heater related. To get around it, What I've been doing it turning the ignition on, waiting for the glow plug light to go off then put my foot on the brake pedal and she starts right up when I press the button. If i skipped the ignition on step, it would say starting engine, pause, glow plug light, then crank for 1-2 seconds and then start up. Once started, no rough idle or anything. I'm hoping it goes away with time. Almost 700 miles on her. It did a long crank even in 40-45 degree weather.

I'll keep you guys posted.

On a side note, i'm really enjoying the TDI.
Old 12-29-2013, 05:11 PM
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I have this issue with my A6 TDI. I thought it might be a battery at first, but it is definitely related to cold weather. There is no delay before it begins cranking, but it cranks for a few seconds before it turns over. Runs great after that.

My wife's Q5 TDI sits right next to it in the garage and has never had a issue. Starts right up every time.
Old 12-29-2013, 07:04 PM
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The longest mine has delayed after pushing the button is a 3-4 seconds, and that was after it sat outside in -5 for a whole day. Only other thing I notice in really cold weather is the engine seems a little louder, no big deal.
Old 01-23-2014, 07:26 PM
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So when mine went in for gel'd fuel i told them about this. They didn't say they changed anything or fixed anything but it hasn't done it since. Right now it starts right up when you push start even in cold weather. No long cranks!!
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Old 01-25-2014, 04:09 PM
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I just hit the button first wait for light to go off then start the car.
Old 01-26-2014, 04:53 PM
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Originally Posted by djgainsbond
I just hit the button first wait for light to go off then start the car.
The car is designed to do everything it has to do before starting. Once you push that button, it may take a second or two but will start up right after.
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