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Pump partially diesel instead of petrol into my car


JX83
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(edited)

because diesel density higher than petrol, so diesel sunk to bottom of fuel tank, your car fuel pump now is sucking top layer petrol to your engine, so you felt no abnormal, quickly rush to workshop and drain all fuel empty and wash, otherwise once the fuel pump suck to diesel, your engine gone, overhaul at least cost few thousands subject to different car models

 

 

9 litres not a major issue with at least 42 litre petrol, people mix petrol with diesel as top cylinder lubricator. One thing as well, fuel pump is always at the lowest point of ur fuel tank...... it sucks from bottom of the tank..... the only issue is diesel has high sulphur content, it will kill the catalytic converter but i guess just this once is fine...

Edited by Ivanpaseo
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TS, please update the moment your car stall. Or when you finish the dietrol or petsel, come to this forum and let us know. Since there is a myth of mix petrol and diesel can work, you can be our myth buster to this question. :D

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A little anecdote. Years ago I was working for a company whose vehicle was a diesel engine pick-up truck named Nissan Patrol the model name was on the boot lid.

 

One day a relief driver took over the route and pumped with regular petrol, requiring the tank to be drained.

 

When asked why he did it, he innocently replied " I saw Patrol, so I pumped petrol". As he was not educated enough to differentiate between petrol and patrol, he was let off by the manager.

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Hypersonic

A little anecdote. Years ago I was working for a company whose vehicle was a diesel engine pick-up truck named Nissan Patrol the model name was on the boot lid.

 

One day a relief driver took over the route and pumped with regular petrol, requiring the tank to be drained.

 

When asked why he did it, he innocently replied " I saw Patrol, so I pumped petrol". As he was not educated enough to differentiate between petrol and patrol, he was let off by the manager.

Diesel car pumped in petrol should be ok, right? Only petrol car pumped in diesel is not ok?!

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Diesel car pumped in petrol should be ok, right? Only petrol car pumped in diesel is not ok?!

 

both examples are not okay no matter what [nod]

 

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both examples are not okay no matter what [nod]

 

 

Agreed. Either way will have consequences to the engine. Prolong usage of mixed fuel or wrong type of fuel will lead to engine failure. Unless you heck care (cos have $$$), I would also suggest to drain all the fuel.

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Hypersonic

 

both examples are not okay no matter what [nod]

 

Really? I remembered back then in army, saw one CSM pumped in full tank petrol into the a diesel jeep, but nothing happened le?! Lol.

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Diesel car pumped in petrol should be ok, right? Only petrol car pumped in diesel is not ok?!

if Diesel car pumped in petrol, engine even cannot start, because petrol's flash point higher than diesel, need spark plug to ignite, but diesel can be ignited by pressure

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Really? I remembered back then in army, saw one CSM pumped in full tank petrol into the a diesel jeep, but nothing happened le?! Lol.

 

If nothing happen then good lor but if something happen then how? Who's going to answer? The CSM? Similarly, by some stroke of good forture, nothing happens, then good for him but what if the damage is engine needs to be overhauled then how? Would you risk your car or engine for that? :a-no:

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(edited)

This thread kinky [grin]

 

 

put right noozle in wrong hole, is still better than put wrong noozle in right hole

 

:a-happy:

Edited by Furrynadz
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TS, please update the moment your car stall. Or when you finish the dietrol or petsel, come to this forum and let us know. Since there is a myth of mix petrol and diesel can work, you can be our myth buster to this question. :D

Ok sure will update here if really my car stall..

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put right noozle in wrong hole, is still better than put wrong noozle in right hole

 

:a-happy:

Yeah!!!! Yeah!!!!! [laugh]

If you pumped into the wrong hole, better clear it out before you get in trouble (nine) months later...

Fire in the hole!!! [laugh]

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Supersonic

Diesel car pumped in petrol should be ok, right? Only petrol car pumped in diesel is not ok?!

 

No, it's a worst case scenario for diesel engine to be filled with petrol.

 

You'll hear lots of internal explosion and possibly damage to the engine.

 

Whereas, petrol engine may stalled when diesel reached the combustion engine.

 

Why?

 

Diesel needs high compression to burn, while petrol will spontaneously explode in less than half the diesel compression ratio. So if you get uncontrolled combustion of petrol in a petrol engine, normally, it's to go from 92 to 98 octane.

 

As a comparison, petrol engine compression ratio is roughly about 10, with high performance engine going to 12 and needing 98 octane.

Diesel engine compression ratio is typically around 20.

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How you manage to pump diesel into your car? The diesel nozzle is larger than your fuel hole.

 

Some years ago, my colleague drove the company petrol van to the petrol station and tried to pump diesel. He then realised it can't fit. The "kind" petrol pump attendant lent him a funnel to do the job. Maybe both of you met the same guy?

 

Anyway, he pumped $20 worth of diesel. After he realised he can't start, he topped up full with petrol. Vehicle has no problem till now.

 

LOL... I was about to ask the same question... pumping diesel into petrol car?? challenging sia.... need to aim chun chun shot in, think TS pump 9 litres, at least 1 litres flow out.

 

 

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Diesel car pumped in petrol should be ok, right? Only petrol car pumped in diesel is not ok?!

 

I think both are not ok.... petrol vehicle compression ratio is around 10, where diesel could be double. When pumping diesel into petrol vehicle, engine will get hydrolock. When Pump petrol to diesel vehicle, engine ping/knock.

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