mercury Workshop Repair Guides

Mercury Workshop Service and Repair Manuals

Heated Oxygen Sensor (HO2S)|Page 4004 > < Heated Oxygen (H2OS) Sensor #11|Page 4001
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Oxygen Sensor: Service and Repair
Heated Oxygen Sensor (HO2S)

HEATED OXYGEN SENSOR (HO2S)

Exploded View

Socket, Exhaust Gas Oxygen Sensor

Special Tool(s)

Removal and Installation

1. With vehicle in NEUTRAL, position it on a hoist.
2. Disconnect the battery ground cable.
3. Disconnect the heated oxygen sensor (HO2S) electrical connector.

Heated Oxygen Sensor (HO2S)|Page 4004 > < Heated Oxygen (H2OS) Sensor #11|Page 4001