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View Full Version : Supra 2008 21 V vapor locking when hot.



Dalunsfo
09-05-2020, 04:23 PM
My 2008 supra 21V is vapor locking, I think, when its hot and won't start back up after shutting down for a little while. It only happens after engine is at normal operating temperature and is shut down for a brief period of time. Then it will turn over but it seems that it starved for fuel. Help!!! I've tried running non ethanol fuel in the tank with sea foam added about one 16 oz. can per 6 gallons of fuel added. Any suggestions???

dndsam
09-07-2020, 08:14 AM
The only real fix is to install a secondary fuel pump between the fuel tank and current fuel pump. Install it as close to the fuel tank as you can so the pump is away from the engine(heat source). Here is a link to the conversion kit you need. https://www.skidim.com/prodinfo.asp?number=49-5137

Short term, people have kept their blowers running and/or dumped cold water from a water bottle on the fuel pump to get the fuel cooled down to a liquid vs a vapor gas.