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Home >> Porsche >> 2003 >> Boxster Base, Automatic >> Repair and Diagnosis >> Engine Performance >> System >> DME 7.8 Diagnosis >> DTC P0154: O2 Sensor Circuit No Activity Detected >> O2 Sensor Circuit No Activity Detected
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O2 Sensor Circuit No Activity Detected

NOTE:
  • The diagnosis for this fault is different for models with turbo engines and models with naturally-aspirated engines.
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