Ford Focus turbo boosts then stops
Variant: St225
Model Year: 2007
Categories:
Running Rough, Starting & Power Loss
Boosts up to 8 bar then cuts out and engine carries on revving high
Posted: Sep 7, 2020 (4 years ago)
Possibly boost solenoid needing replaced ?
Posted Sep 7, 2020 (4 years ago)
Check lever onto turbo actuator is moving and not seized or even stuck
Posted Sep 7, 2020 (4 years ago)
Check this , might / might not apply
https://www.youtube.com/watch?v=HiPJ4sKHfNA
https://www.youtube.com/watch?v=HiPJ4sKHfNA
Posted Sep 7, 2020 (4 years 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
Posted Sep 7, 2020 (4 years ago)
As above post 8 bar is equivalent to 116psi , miles too high .
Posted Sep 7, 2020 (4 years ago)
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