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The mkiv Supra Owners Club

Second turbo not Coming online


ripped_fear

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Hi Jake, is it making any other sort of noises that it doesn't normally?

 

All good mate other than that, got a few things to check, exhaust gas valve which i think i have sourced and some vsvs which i have to, just to cold to start wrenching on it

 

- - - Updated - - -

 

not going fast enough [emoji57]

 

/QUOTE]

 

Should have known you would comment :D

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don't think ive ever had mine working
What?!
time to go single :D

 

do the parrell mod. That'll rule out a load of vac lines and some VSVs

Not happening.

 

And read post 1 ;) tried ttc and didn't help so that rules out the iacv vsv

i had issues with this a while back spit vac hose caused it
Yeah thought a vac leak could be likely but given them a visual and sprayed it all with soapy water and ran the car no sign of bubbling, could do with doing a smoke test really.

 

 

Going tbh I haven't attempted to solve it since I posted this thread. To cold to work in the garage for any length of time.

 

 

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Hey guys second turbo has stopped spooling but it's not the iacv vsv as I have tried ttc and swapped vsv. Anything else to check other than chasing a vac leak.

 

Thanks in advance

J

 

/QUOTE]

 

Hi Jake its been a while

 

Having just changed my turbos I would look at the following

ESGV for operation and vac hose for integrity

Exhaust bypass on the turbo for operation and vac pipes for integrity

VSV. Hear me out mate. I would test the solenoid operates.

 

The vac hose going back to no2 tubby are a pita. I changed all mine for gate hoses when I did the turbo change.

 

If you takes no2 tubby air inlet off you can check the turbo is free to turn but doubt it will be a damaged turbo as you would have heard something.

 

Hope some of this helps

 

- - - Updated - - -

 

Hey guys second turbo has stopped spooling but it's not the iacv vsv as I have tried ttc and swapped vsv. Anything else to check other than chasing a vac leak.

 

Thanks in advance

J

 

/QUOTE]

 

Hi Jake its been a while

 

Having just changed my turbos I would look at the following

ESGV for operation and vac hose for integrity

Exhaust bypass on the turbo for operation and vac pipes for integrity

VSV. Hear me out mate. I would test the solenoid operates.

 

The vac hose going back to no2 tubby are a pita. I changed all mine for gate hoses when I did the turbo change.

 

If you takes no2 tubby air inlet off you can check the turbo is free to turn but doubt it will be a damaged turbo as you would have heard something.

 

Hope some of this helps

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Thanks guys lots of ideas but looks like I may have sorted it. Puffed some smoke into the iacv vsv vac line and loads of smoke appeared behind the plenum. Found a vac line right at the bottom disconnected have plugged it back in and just need to test it now. :)

 

 

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