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The mkiv Supra Owners Club

2nd turbo not engaging after hibernation


bodilx6
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We get the same problem when the car comes out winter storage.

Same happened last week.

First check your IACV VSV by revving the car up to 4000rpms and if the actuator moves then your IACV is fine.

Next check your EGCV VSV and the pipes from the vacuum steel pipes .

When we replaced the rubber pipes leading to steel ones it solved our problem.

If all fails try the TTC mode to check you second turbo.

EGCV%20VSV%20Hoses.jpg

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