Installing the oxygen sensor monitor

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NOTE: Grease the threads of new oxygen sensors thinly and evenly.
For oxygen sensors that are reused, the following should be observed:
Thinly and evenly grease the oxygen sensor on the thread only. Do not clean the part of the oxygen sensor that does not protrude into the exhaust line (sensor ceramics) and do not grease.
For additional information see OVERVIEW OF CONSUMABLES .

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(1) = Thread
(2) = Sensor ceramics

NOTE: The cable of the oxygen sensor monitor is gray. The installation location of the oxygen sensor monitor is behind the catalytic converter.

Screw the oxygen sensor monitor (1) in.
Tighten oxygen sensor monitor (1) using special tools 0 493 751 (11 9 150) and 0 491 075 (11 7 030) .

TIGHTENING TORQUE SPECIFICATIONS

Oxygen sensor monitor on catalytic converter
M18X1.5	tightening torque	50 Nm

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Connect connector (1) and attach it to the carrier plate.

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Attach the cable (1) in the clamps (2).

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