Technical Odd Little Problem

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Technical Odd Little Problem

SpencerUk

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Jan 4, 2010
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Barnsley, South Yorkshire
Hi ladies and gents,

have a little problem with my 1.9 120 multijet (120).

Its done almost 42000 miles and was serviced about a month ago (all usual stuff done as well as change out of fuel filter..all done by Garage not me lol) but all of a sudden intermittently I'm losing all power in first and second gear. To get power back to my car I'm turning the engine off, and then just putting my foot down on the acceleration whilst in neutral and seems to cure the issue.

At first I thought it was dodgy fuel (got it from Jet Garage) so then I went and put BP Ultimate Diesel in..Same effect.

Has anyone else had this problem?
Any advice anyone can give?
 
Hi David

First time I did it there was..second time, none.

Just done it again tonight, certainly some smoke but not by any means thick.

I've seen some threads on here listing the "EGR" as a possible issue?
 
I'll check the brake lights again when I finish work.
Happened again this morning when it was stood still for a couple of mins, after that fine.

Is it easy to sort this EGR thing yourself or is it a garage jobbie?..Can't put up with Northern Rail at the moment so the car is a must have :LOL:
 
Well as suspected it was the EGR valve. Garage cleaned it up and then within 3 days problem came back so I have now a new EGR Valve and performance of the car is WAYY better :D
 
Hi, could any one tell me what an EGR , unir is On my fiat ducato 100 multy jet please.
Barry
 
EGR - Exhaust Gas Recirculation

Basically it is a gas/exhaust path taken from the exhaust manifold, fed/controlled by the EGR valve, and then fed back into the inlet manifold.

Take a look as this link: [ame]http://en.wikipedia.org/wiki/Exhaust_gas_recirculation[/ame]

The problem with EGR in diesel engines is that the exhaust stream is very rich with soot and carbon particles which when fed back into the inlet manifold via the EGR Control Valve tends to polute/clog the EGR Valve and Inlet Manifold with carbon depsosits.

EGR on a petrol engine is far clean and less problematic.

The problem we all face is that diesel is a dirty fuel. Ideally diesel should b used for constant load and constant RPM applications. e.g. ships sailing long distances and constant speed. Also diesel electric trains traversing long distances, etc. etc.

For cars there is no long term, constant load scenario so emissions management becomes a big problem. Hence the need for DPF filters in more modern vehicles.
 
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