P0234 Code – Turbocharger Supercharger A Overboost Condition

Code P0234 Possible Causes
Faulty Knock sensor KS
Faulty Turbo/Super Charger
Ignition misfire exceeds the calibrated threshold
Boost pressure sensor circuit poor electrical connection
Boost pressure sensor harness is open or shorted
Engine over temperature
Faulty boost pressure sensor

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