Heated Oxygen Sensor 2

Heated Oxygen Sensor 2

Special tools, testers and auxiliary items required

• Ring Spanner 7-Piece Set (3337)

Removing

- Pull rear engine cover off - arrows -.





- Remove the coolant reservoir - arrows -.





- Disconnect the electrical connector to the engine coolant level warning switch (F66) on the bottom of the coolant reservoir and lay the reservoir aside with the coolant hoses - 1 and 2 - and - 3 - attached.

- Disconnect the electrical connector - 2 - for the heated oxygen sensor 2 (G108).





- Remove the heated oxygen sensor 2 - 1 - using a tool from the (3337).





• The installation location is shown with the engine removed.

Installing

Installation is in the reverse order of removal, note the following:

• Tightening specification, refer to => [ Oxygen Sensors Assembly Overview ] Oxygen Sensors Assembly Overview

• New oxygen sensors are coated with assembly paste; the paste must not get into slots of oxygen sensor body.

• For a used oxygen sensor, only coat threads with hot bolt paste. This paste must not come into contact with sensor slots. Hot bolt paste, refer to the electronic parts catalog ETKA

• Electrical wire of oxygen sensor must always be secured in the same position when installing so that contact with the exhaust pipe is avoided.

• During installation, all cable ties must be installed at the same location.