porsche Workshop Repair Guides

Porsche Workshop Service and Repair Manuals

Removing and Installing Lambda Sensor Downstream Of Catalytic Converter|Page 1672 > < Removing and Installing Lambda Sensor Downstream Of Catalytic Converter|Page 1670
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1. Disconnect plug connection in left of engine compartment for the oxygen sensor in front of catalytic converter. To do this, pull the black connector

out of the holder first -2-.

2. Release blue cable of the oxygen sensor in front of catalytic converter from the cable holder.

3. Undo oxygen sensor using an open-ended wrench or open ring wrench (a/f 22) and screw it out by hand -arrow-.

Removing oxygen sensor in front of catalytic converter of cylinder bank 4-6

INFORMATION:  Always expose oxygen sensor wire far enough for it to be able to turn when unscrewing the sensor.

1. Disconnect plug connection in right of engine compartment for the oxygen sensor in front of catalytic converter. To do this, pull the black

connector out of the holder first -2-.

2. Release blue cable of the oxygen sensor in front of catalytic converter from the cable holder.

Removing and Installing Lambda Sensor Downstream Of Catalytic Converter|Page 1672 > < Removing and Installing Lambda Sensor Downstream Of Catalytic Converter|Page 1670