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Home >> Mercury >> 1994 >> Capri Base, Automatic >> Repair and Diagnosis >> Engine Performance >> Remove, Overhaul & Install >> Engine Controls - Remove/Install/Overhaul >> Fuel System >> Oxygen Sensor (O2S) >> Removal & Installation

Removal & Installation

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O2S is threaded into exhaust pipe just below exhaust header. It is equipped with a permanent pigtail which must not be damaged. Sensor may be difficult to remove when engine temperature is less than 120° (48°C). Always use anti-seize compound on threads before installation.