Heated Oxygen Sensor (G39) In Front of Bank 1 Right Catalytic Converter

Heated Oxygen Sensor (G39) in Front of Bank 1 Right Catalytic Converter

Special tools, testers and auxiliary items required

• Ring Spanner 7-Piece Set (3337)

Removing

- Pull rear engine cover off - arrows -.






- Free up the fuel supply line - 4 - and hose connection - 1 - to the EVAP canister on the air filter housing and on the air guide tube.






- Remove the vacuum hose - 2 - from the air guide hose.

- Remove the air guide hose by loosening the hose clamp - 3 - and opening the clips - arrows -.

- Remove air filter housing lower section. Refer to => [ Lower Air Filter Housing ] Lower Air Filter Housing.

- Disconnect the electrical connector - 4 - for the heated oxygen sensor.






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






• The installation location is shown with the engine removed.

Installing

Installation is performed in the reverse order of removal, noting the following:

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

• Coat new oxygen sensors with an assembly paste.

• When installing the previous oxygen sensor, coat the thread with hot bolt paste. Refer to the electronic parts catalog ETKA.

• Assembly paste or hot bolt paste must not enter the slots on the oxygen sensor body.

• Always install the oxygen sensor wire in the same location so it does not come into contact with the exhaust pipe.

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