2007 Ford Focus St225
Turbo boosts then stops

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Mark gill
Driver
1 points

Problem added: Sep 7, 2020 (4 months ago)
Boosts up to 8 bar then cuts out and engine carries on revving high

Car details
Car: Ford Focus
Variant: St225
Model Year: 2007
Category: Running Rough, Starting & Power Loss
Replies and Fixes
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whittingehame
Legend
16,861 points

Sep 7, 2020 (4 months ago)
Possibly boost solenoid needing replaced ?
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bustedknuckles
Legend
2,301 points

Sep 7, 2020 (4 months ago)
Check lever onto turbo actuator is moving and not seized or even stuck
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whittingehame
Legend
16,861 points

Sep 7, 2020 (4 months ago)
Check this , might / might not apply

https://www.youtube.com/watch?v=HiPJ4sKHfNA
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bustedknuckles
Legend
2,301 points

Sep 7, 2020 (4 months ago)
If it’s boosting that much ,it’s over boosting ,so think it’s either actuator lever or internal fault with variable vanes in turbo sticking and the ecu is shutting down the boost to protect the engine
Avatar
whittingehame
Legend
16,861 points

Sep 7, 2020 (4 months ago)
As above post 8 bar is equivalent to 116psi , miles too high .
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