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The mkiv Supra Owners Club

How much petrol left when fuel light comes on...


Newgendesign
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I ran mine out completely... 35 miles of normal non motorway driving... I recon.. probably 45-50 if you don't touch the acellerator!

 

My fuel guage was not working at the time and when the light came on and I thought.. nah; must be loads of fuel left - the guage read 1/4 full.....

 

Wrong!!

 

cue thumb home..

homer-dohsmall.jpg

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It caused no end of stress!!

 

I use an Fcon and as it constantly fed air through the system the ecu spent the last 40 miles trying to relearn the mix - that was completely unlearnable.. as a result the system went into complete shutdown to protect the engine - it then took 3 tanks of v max to re-map itself.

 

Having said that it has a det/knock sensor - so it protected the engine when I was still trying to use it under medium load... At least I know the system works.. it's back to 100% now.

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I heard someone on here say the needle had gone right round to the middle of the 'E' on the guage and still not run out!!!

 

Yeah ive done that, been stuck in a traffic jam, moving slowly, praying that I can reach Shell in time!

 

Thats in a TT too, and there is no way i could do 40 miles from light on to full empty. I would say 20 max, on steady driving. But in town, the car just drink petrol to pass the time.

 

ah well its worth it! :D

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Last year my light came on when I left the Fairmile, Cobham with 2 other Supras leading the way, as I didn't know how to get home to Bristol. I ended up filling up at Warminster on the A36 wihch was approx 70 miles, and not hanging about. Was getting quite worried that I would run out. Needle was considerably below the minimum mark!!

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Another reason for not letting it get that low is to prevent sucking all that tank sediment and clogging up your filters.

 

Can someone once and for good reveal, if fuel in Supra is going from UNDER tank or is it sucked up by pump through hole on TOP of tank? I thought it is UNDER tank, so no chance to clog filters with anything at all...

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Can someone once and for good reveal, if fuel in Supra is going from UNDER tank or is it sucked up by pump through hole on TOP of tank? I thought it is UNDER tank, so no chance to clog filters with anything at all...

 

Fuel is sucked from close to the bottom of the tank through the pump and then out the top. There is a strainer on the pump inlet as a first line of defence.:)

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