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Stalling and won't start for 5 minutes

Posted: Wed Feb 06, 2013 11:08 pm
by JohanGPX
So a couple of months ago my fto stalled going down the highway, check engine light came on and no fuel was coming through. 5 minutes later it started back up again and ran fine for a few days, then it happened again and started getting more frequent, now I can't even drive for 5 minutes straight without it happening. Sometimes it just cuts the fuel for an instance and runs fine again, and sometimes the light doesn't come on. I've emptied and cleaned out the tank with a rag, changed fuel filter, fuel pump, spark plugs and used fuel cleaner, still no luck. It happens most frequently at high speeds, sometimes starts really slow - so I thought it was the fuel pump failing but apparently not. Is there a sensor that is turning my fuel pump off, or does anyone have any ideas on what it could be? :(

Cheers!

Re: Stalling and won't start for 5 minutes

Posted: Thu Feb 07, 2013 12:04 am
by Retsub
It may not be a fuel problem per say.
Does it only happen when engine gets to running temperature?
Not when engine is cold.
It is more likely to be an electrical problem related to car getting to running temperature and a sensor failing.
If a sensor fails it could tell the ecu to turn off both fuel and spark.
When the sensor cools down again the system resets.
I had that problem many years ago changed the sensor and all OK.
Cant remember what sensor though.

There are much smarter people here than me. Im sure someone will set you right

Good Luck

Re: Stalling and won't start for 5 minutes

Posted: Thu Feb 07, 2013 12:16 am
by Vectose
Have you checked the error codes?

Re: Stalling and won't start for 5 minutes

Posted: Thu Feb 07, 2013 12:36 am
by JohanGPX
I was going to check error codes later this week, just wanted to see if anyone knew what it was before paying a mech.

Yes it's only running temperature, so may very likely be a failing sensor. Does anyone have any idea which it could be?

Cheers for the replies

:cheers:

Re: Stalling and won't start for 5 minutes

Posted: Thu Feb 07, 2013 12:38 am
by JohanGPX
Is it possible that it could be the crank sensor?

Re: Stalling and won't start for 5 minutes

Posted: Thu Feb 07, 2013 8:55 am
by vipfto
possibly pressure regulator too, start simple run error codes first

Re: Stalling and won't start for 5 minutes

Posted: Thu Feb 07, 2013 1:01 pm
by JohanGPX
So out of the 3 mechanics in town that will touch a jap import, only one has the scanner to check error codes on an fto - but said that he'll pass. Looks like I'm sh*t outta luck :D

Re: Stalling and won't start for 5 minutes

Posted: Thu Feb 07, 2013 1:04 pm
by Technikhaus
search the forum, you can do it manually.

Re: Stalling and won't start for 5 minutes

Posted: Thu Feb 07, 2013 1:09 pm
by Bennoz
JohanGPX wrote:So out of the 3 mechanics in town that will touch a jap import, only one has the scanner to check error codes on an fto - but said that he'll pass. Looks like I'm sh*t outta luck :D
Check 'em yourself:

viewtopic.php?f=21&t=14667

Re: Stalling and won't start for 5 minutes

Posted: Thu Feb 07, 2013 1:12 pm
by silverGPX
What? What's so hard about plugging it in.

What a fuckwit.

Can you tell him silverGPX thinks your a complete fuckwit :lol:

Re: Stalling and won't start for 5 minutes

Posted: Thu Feb 07, 2013 1:17 pm
by JohanGPX
Bennoz wrote:
JohanGPX wrote:So out of the 3 mechanics in town that will touch a jap import, only one has the scanner to check error codes on an fto - but said that he'll pass. Looks like I'm sh*t outta luck :D
Check 'em yourself:

viewtopic.php?f=21&t=14667
I had no idea it would be that easy.

I think I just fell in love with you Bennoz...

Re: Stalling and won't start for 5 minutes

Posted: Thu Feb 07, 2013 1:53 pm
by Bennoz
Do you have big tits?

Re: Stalling and won't start for 5 minutes

Posted: Thu Feb 07, 2013 2:00 pm
by JohanGPX
Bennoz wrote:Do you have big pecs?
Why yes, yes I do ;)


Error code 32 - Vacuum sensor.

Cheers guys!

:cheers:

Re: Stalling and won't start for 5 minutes

Posted: Thu Feb 07, 2013 2:08 pm
by JohanGPX
just to clarify, vacuum sensor and MAP sensor are the same thing.. right?

Re: Stalling and won't start for 5 minutes

Posted: Thu Feb 07, 2013 2:47 pm
by Bennoz
Yeah. The one bolted right in the middle of the bulkhead, directly behind the engine. Vac line may have come off, or at the other end (throttle body.)

Re: Stalling and won't start for 5 minutes

Posted: Thu Feb 07, 2013 2:53 pm
by Vectose
Bennoz wrote:Yeah. The one bolted right in the middle of the bulkhead, directly behind the engine. Vac line may have come off, or at the other end (throttle body.)
You mean back of manifold, not throttle body.

Re: Stalling and won't start for 5 minutes

Posted: Thu Feb 07, 2013 2:58 pm
by JohanGPX
Hoses and wires seem to be all good and in place, so I PM'd dstocks for a second hand one as autobarn wants $250 for a new one.

Re: Stalling and won't start for 5 minutes

Posted: Thu Feb 07, 2013 3:02 pm
by Taz
Ermm...$250 for a vacuum line? The little rubber hose?

Re: Stalling and won't start for 5 minutes

Posted: Thu Feb 07, 2013 3:06 pm
by Vectose
Why would you be going to AutoBarn for Mitsubishi parts?

Re: Stalling and won't start for 5 minutes

Posted: Thu Feb 07, 2013 3:10 pm
by JohanGPX
No.. $250 for a new MAP sensor.

And I just assumed going through Mitsubishi would cost even more.