porsche Workshop Repair Guides

Porsche Workshop Service and Repair Manuals

Removing and Installing Oxygen Sensors In Front of Catalytic Converter|Page 2652 > < Removing and Installing Oxygen Sensors In Front of Catalytic Converter|Page 2650
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ATTENTION:

The oxygen sensor cable can be damaged if twisted.

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Change in emissions.

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Check Engine light comes on.
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Always expose oxygen sensor cable so that the wire can turn when unscrewing or screwing in the sensor.

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Do not kink cable.

NOTE:  Cable plugs 1 and 2 belong to the oxygen sensors behind catalytic converter, while plugs 3 and 4 belong to the oxygen sensors in front of
catalytic converter. The colors of the cable plugs are the same for each exhaust assembly.

1. Disconnect cable plugs of oxygen sensors behind catalytic converter -1 and 2- and expose them.

ATTENTION:

Removing and Installing Oxygen Sensors In Front of Catalytic Converter|Page 2652 > < Removing and Installing Oxygen Sensors In Front of Catalytic Converter|Page 2650