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Author Topic: hesitation on throttle / gearbox response  (Read 3517 times)

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chrisgixer

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Re: hesitation on throttle / gearbox response
« Reply #15 on: 12 May 2015, 21:36:41 »

Investigate that immediately. Throttle sticking is not good. Be ready to turn the ignition key off if it does stick. Maf or air leak otherwise.

However that's the opposite of the symptom at wot.
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chrisgixer

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Re: hesitation on throttle / gearbox response
« Reply #16 on: 12 May 2015, 21:40:12 »

Ps I have a spare Maf if you need to try it.
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pauls

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Re: hesitation on throttle / gearbox response
« Reply #17 on: 12 May 2015, 21:43:26 »

I will keep a eye on it and let you know :y
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lesv6

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Re: hesitation on throttle / gearbox response
« Reply #18 on: 12 May 2015, 23:55:44 »

Your right foot controls the throttle pedal ;)

first try cleaning throttles and make sure spindles are free moving and not tight

It's drive by wire ::)
I know, same as my 3.2
as i said clean throttles and spindles first, could be sticking. remove bagpipes and unbolt throttle bodies. if no improvement could be iffy tps

You know, yet post that that the drivers foot sets the throttle. It  doesn't , the Tps does. ::)

read the posts properly.  op asked "Probably a silly thought but what controls the throttle peddle. was just thinking perhaps engine/gearbox is being told the wrong thing so not sure what to do"

throttle PEDAL is controlled by your right foot.  u got no sense of humour?
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chrisgixer

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Re: hesitation on throttle / gearbox response
« Reply #19 on: 13 May 2015, 00:00:46 »

Your right foot controls the throttle pedal ;)

first try cleaning throttles and make sure spindles are free moving and not tight

It's drive by wire ::)
I know, same as my 3.2
as i said clean throttles and spindles first, could be sticking. remove bagpipes and unbolt throttle bodies. if no improvement could be iffy tps

You know, yet post that that the drivers foot sets the throttle. It  doesn't , the Tps does. ::)

read the posts properly.  op asked "Probably a silly thought but what controls the throttle peddle. was just thinking perhaps engine/gearbox is being told the wrong thing so not sure what to do"

throttle PEDAL is controlled by your right foot.  u got no sense of humour?

Nope. Not when it comes to lack of manors. Les! Costs nothing. :)
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lesv6

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Re: hesitation on throttle / gearbox response
« Reply #20 on: 13 May 2015, 00:04:52 »

get a life pal, its too short
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chrisgixer

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Re: hesitation on throttle / gearbox response
« Reply #21 on: 13 May 2015, 00:16:45 »

get a life pal, its too short

Agreed. Pal!
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05omegav6

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Re: hesitation on throttle / gearbox response
« Reply #22 on: 13 May 2015, 00:32:31 »

Could be worse, he could have called you Geez... all though that's a bit Crawley :D

If only Dbug were here, then we could have a proper row rather than this half arsed shyte ::)
« Last Edit: 13 May 2015, 00:35:06 by Taxi Al »
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05omegav6

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Re: hesitation on throttle / gearbox response
« Reply #23 on: 13 May 2015, 00:34:45 »

In the meantime, how many miles has the car covered in Pauls ownership? Could it simply be that the ecu is still adjusting to the change of use/driving style?

Have a spare 3.2 ecu here for testing purposes if required :y
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pauls

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Re: hesitation on throttle / gearbox response
« Reply #24 on: 13 May 2015, 09:03:48 »

In the meantime, how many miles has the car covered in Pauls ownership? Could it simply be that the ecu is still adjusting to the change of use/driving style?

Have a spare 3.2 ecu here for testing purposes if required :y

Cars only covered a couple of thousand miles
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05omegav6

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Re: hesitation on throttle / gearbox response
« Reply #25 on: 13 May 2015, 10:11:33 »

It should have adjusted to your driving style by now :-\
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Kevin Wood

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Re: hesitation on throttle / gearbox response
« Reply #26 on: 13 May 2015, 10:23:16 »

A DBW throttle can't stick unless the pedal itself sticks. If the throttle body sticks, the ECU will spot that the position of the throttle isn't following the position of the pedal and shut down the engine by other means.

Not saying a slightly sticky throttle wouldn't cause it to feel a bit laggy, but it won't carry on pulling like a train with no throttle pedal input.

Sounds like a fault that words can't adequately describe, IMHO. :-\
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chrisgixer

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Re: hesitation on throttle / gearbox response
« Reply #27 on: 13 May 2015, 18:21:42 »

In the meantime, how many miles has the car covered in Pauls ownership? Could it simply be that the ecu is still adjusting to the change of use/driving style?

Have a spare 3.2 ecu here for testing purposes if required :y

Cars only covered a couple of thousand miles

It's not a normal thing. I've driven a few other members cars on test drives and this was immediately obvious as not quite right.

Needs a tech 2 session IMO. With a one of the guys in here.


As another thought. Just check the brown plugs behind the battery are securely together.
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pauls

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Re: hesitation on throttle / gearbox response
« Reply #28 on: 16 May 2015, 15:42:05 »

Question would loose battery cables cause these issues... Only ask because this morning checked both and both where loose so I tightened both then redid the breather box and cleaned the throttle..neither that dirty have seen a lot worse.

I have just come back from a 20 min run up the m40 slowing down to about 40 then blasting upto 80+not able to max revs as to much traffic and all seems good. slow drive around town and it seems to be fine.

Will have to give it a couple of days to see.
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chrisgixer

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Re: hesitation on throttle / gearbox response
« Reply #29 on: 16 May 2015, 16:03:20 »

Could do. But I'd of thought you'd see other systems cutting in and out as well tbh. Or at least flickering...? :-\
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