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Change waste gate, boost sensor and maf sensor still warning under P0234 ( Over boost ).
How long has your 2013 Ford Fiesta had this problem?
few week
1 Reply
Possible causes > Boost pressure sensor harness is open or shorted Boost pressure sensor circuit poor electrical connection .. Faulty boost pressure sensor .. Faulty Turbo/Super Charger .. Engine over temperature .. Ignition misfire exceeds the calibrated threshold .. Faulty Knock sensor (KS) .. Hands-on testing I'd require. Read more: http://www.autocodes.com/p0234_ford.html