J-Dog
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Registered: 5th Jun 08
User status: Offline
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Hey!
Wonder if anybody can help. I accidently put diesel into my petrol car and now it obviously wont run. Is there any way you can wire up/overide the fuel pump to get the diesel out instead of either trying to syphon it out or taking it to a garage to get it done? or what other ways are there?
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thanks
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_Allan_
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Registered: 24th Mar 04
User status: Offline
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I have no idea, you should be able to drain it somehow but here is a nice pic to cheer you up 
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[Edited on 02-06-2009 by _Allan_]
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SR91
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Registered: 21st Jun 08
Location: Lancashire.
User status: Offline
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You tried running the car afteryou put diesel in
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J-Dog
Member
Registered: 5th Jun 08
User status: Offline
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ya it drove for a bit after filling up but that was cos there was lil petrol in, so it could run. now it wont even start, too much diesel
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Ben G
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Registered: 12th Jan 07
Location: Essex
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engine fucked iirc.
ones worse than the other, petrol into diesel or diesel into petrol, can't remember though.
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Colin
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Registered: 4th Apr 02
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I thought petrol into diesel was the worst because it melts the liners!?
How much diesel is in it? If not too much fill it to the brim with petrol, turn the engine by hand for a bit then start it & take it for a long drive. Im sure I seen that done in a film once
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Ben G
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Registered: 12th Jan 07
Location: Essex
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yeah it might be fine, think it has something to do with the higher temps of a diesel engine.
probably be a bit smokey for a while though
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fir3vip3r
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Registered: 14th Jun 06
Location: Stevenage, Hertfordshire
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if theres not a lot in fill with petrol and hope its fine,,, if not syphon the diesel out, clear out the fuel filter, fill with petrol and hope it starts
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daymoon
Premium Member
Registered: 1st Aug 08
Location: Selby, North Yorkshire
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petrol into a diesel = new engine due to petrol burning at highier temp
diesel into petrol = new fuel filter and a smoky ride for some time.
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SRI-LEE
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Registered: 16th Feb 08
Location: kendal
User status: Offline
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We get them in all the time at work mate, normally about 2-6 fuel contams a week, nothing to worry about, diesel into a petrol shouldnt do any harm, and most diesels with petrol in seem to survive providing they havnt run too long, usual script is to get a electronic pump and pipe it up to the fuel pipe which feeds out from the tank, drain it all by pumping it through, hopefully should get it all out the system, new fuel and some petrol additive and should be fine. handy little earner for the garage, usually sets the customer back around £200 with the recovery back, expensive mistake, had one bloke do it on the saturday, then again on the sunday lol.
[Edited on 02-06-2009 by SRI-LEE]
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Nick-S
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Registered: 3rd Mar 04
Location: Leigh. Drives: RS Megane 230 F1 Team R26
User status: Offline
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quote: Originally posted by daymoon
petrol into a diesel = new engine due to petrol burning at highier temp
no it is not at all, i did it 6 years ago. drain tank, new fillter, blow air down fule lines and its sorted. it evan ran with petrol in it.
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daymoon
Premium Member
Registered: 1st Aug 08
Location: Selby, North Yorkshire
User status: Offline
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quote: Originally posted by GSi_16v
quote: Originally posted by daymoon
petrol into a diesel = new engine due to petrol burning at highier temp
no it is not at all, i did it 6 years ago. drain tank, new fillter, blow air down fule lines and its sorted. it evan ran with petrol in it.
u probably didnt run it for long enough 
was it an old car?
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am4nf
Member
Registered: 27th Jul 08
Location: South Ayrshire Drives: Corsa Sport
User status: Offline
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i done this to a brand new zafira it still worked from the pumps to the garage
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Kano
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Registered: 29th Aug 04
Location: Fife
User status: Offline
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quote: Originally posted by daymoon
quote: Originally posted by GSi_16v
quote: Originally posted by daymoon
petrol into a diesel = new engine due to petrol burning at highier temp
no it is not at all, i did it 6 years ago. drain tank, new fillter, blow air down fule lines and its sorted. it evan ran with petrol in it.
u probably didnt run it for long enough 
was it an old car?
We gte them all the time. Usually know its afuel contamination because they all cut out on the same stretch of duel carriageway. 
We drain them as an extra service and I've never had one come back and I've done al ot of them.
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John
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Registered: 30th Jun 03
User status: Offline
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Petrol in a diesel is a problem because diesel normally lubricates parts, not because of the temperature petrol burns at.
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ChrisBoom
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Registered: 6th Dec 06
Location: Highland
User status: Offline
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quote: Originally posted by John
Petrol in a diesel is a problem because diesel normally lubricates parts, not because of the temperature petrol burns at.
Indeed, seizes the fuel pump.
What people used to do on shitty old diesels when this happened was put some engine oil in the fuel, worked suprisingly.
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harrisp
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Registered: 15th Dec 07
Location: Derbyshire
User status: Offline
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I didnt think you could put diesel into a petrol because of the nozzle size?
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Nick-S
Member
Registered: 3rd Mar 04
Location: Leigh. Drives: RS Megane 230 F1 Team R26
User status: Offline
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quote: Originally posted by daymoon
quote: Originally posted by GSi_16v
quote: Originally posted by daymoon
petrol into a diesel = new engine due to petrol burning at highier temp
no it is not at all, i did it 6 years ago. drain tank, new fillter, blow air down fule lines and its sorted. it evan ran with petrol in it.
u probably didnt run it for long enough 
was it an old car?
it was a 51 plate corsa 1.7 dti. drove about 5 miles.
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am4nf
Member
Registered: 27th Jul 08
Location: South Ayrshire Drives: Corsa Sport
User status: Offline
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quote: Originally posted by harrisp
I didnt think you could put diesel into a petrol because of the nozzle size?
only on certain cars
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Richardhhha
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Registered: 29th Sep 07
Location: Croydon, Greater London
User status: Offline
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talking from a technicians point of view.
peterol in diesel = (new car) damaged fuel pump as it melts the rubber o rings in it, also can perrish the fuel lines and cause damage to injectors / (old car) does fuck all to apart from makes it run shit.
what car is it first off, then secondly your best bet is to get yourself down to a garage where they have a propper decam kit which will suck the fuel out the tank and then bleed the fuel lines..
tip for the wise.. diesel is on the black pump, peterol is on the green one.....
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richc
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Registered: 24th Mar 07
Location: Ilkeston
User status: Offline
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quote: Originally posted by John
Petrol in a diesel is a problem because diesel normally lubricates parts, not because of the temperature petrol burns at.
Ideed. Doesnt diesel burn higher 
Google time me thinks
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ed
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Registered: 10th Sep 03
User status: Offline
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If you've tried to turn the engine on, I've no idea.
If not, syphon out the diesel. You might not be able to get the syphon pipe down the filler neck, but getting the fuel pump off and out the way is a simple job. Just push off the lock ring and list everything out the way, then stick you syphon tube in there and get draining!
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J-Dog
Member
Registered: 5th Jun 08
User status: Offline
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ya cant syphon through the petrol cap, tried that last night.
how the f£$K do the garages do it then?
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Ellis
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Registered: 11th Sep 07
Location: Aberdeenshire
User status: Offline
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Surely you would get pre-ignition if you ran a diesel with petrol in it?
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John
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Registered: 30th Jun 03
User status: Offline
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Would petrol ignite at all?
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