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#242848 29/12/14 05:02 PM
Joined: Jun 2013
Posts: 43
Kaou Offline OP
Just Getting Started
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Just Getting Started
Joined: Jun 2013
Posts: 43
Hello all,

I just pulled out of the garage my lovely Three Wheeler for a ride after few months.

Low batt, then a bit slow to fire in this cold weather...eventually it started and I took place for a short tour.

The engine struggled a bit to rev' up but I thought it is still cold and didn't run for some time so I continued, then I saw the engine warning light coming up when I release the throttle above 2500rpm.

The car was running smooth and sounded good, so I decided to continue driving it...

The other issue I noted was the engine being "choked" if I kick down the throttle at reasonably low rev.

I am thinking about a lambda sensor issue, what do you think ?
Any similar problem ?
The ride was around 10 minutes, so I may need to run it longer ?

Last edited by Kaou; 29/12/14 05:04 PM.
Joined: Oct 2011
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P
Talk Morgan Addict
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When you say "cold weather" would it be cold enough to ice up any of the inlet system? It happened to me a couple of years back when I took the Three Wheeler out on New Years day.

I don't think Lambda sensors normally give too much trouble.


Paul
[At last, I have a car I can polish]
Joined: Jun 2013
Posts: 43
Kaou Offline OP
Just Getting Started
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Joined: Jun 2013
Posts: 43
Thank you for sharing the feedback PaulJ.

It was -6°C so it could ice something yes...

I found some thread on the forum talking about a faulty ECU showing engine warning light when the driver stop accelerating.

I will try to acces the diagnostic with ProTune II tomorrow.

Joined: Dec 2013
Posts: 44
B
Just Getting Started
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B
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Posts: 44
could be old fuel.do you use 95 or98?Once,after filling wiv 95,warning light came on,& some uneven running.I drained tank& put in 98.after 5km,light went out.always use 98 now,though problem could hav been poor fuel.

Joined: Oct 2014
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I'm just returning from a short roundtrip with the M3W.
It's -4 degrees and the starting process was time consuming. Took 3 longer attemts to get the engine running. I was already afraid the battery may not have enough capacity, but the battery was strong. No problem with the oil or cold air. I use 98 oktan petrol.

Was fun to drive but on the slippery roads I had to be careful to keep the rear wheel on track...

Last edited by The Austrian; 30/12/14 02:23 PM.

Hannes
once: Green M3W; 2013
now: Red 4/4 Sport; 2011
and some practical cars for use in real life
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Kaou Offline OP
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Thanks you guys for sharing, tomorrow I will run it again to see... On a longer attempt.

I run on 98...

Joined: Aug 2012
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Talk Morgan Expert
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Mine is light since 10000 km
I ll try to Switch of when i ll go to my dealer
But the MTW run very Well

Joined: Oct 2014
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Originally Posted By atalante83
Mine is light since 10000 km
I ll try to Switch of when i ll go to my dealer
But the MTW run very Well
You ran the MTW for 10.000km without going to the dealer/ having no problems???


Hannes
once: Green M3W; 2013
now: Red 4/4 Sport; 2011
and some practical cars for use in real life
Joined: Aug 2012
Posts: 2,356
Likes: 2
Talk Morgan Expert
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Yes i do all the services by myself
No problem
I changed oil twice ( bevel box And engine )

Joined: Jun 2013
Posts: 43
Kaou Offline OP
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I extracted the diagnostic from the car with ProTune II, it may interest a number of people, eventually helps me to understand what's wrong.













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