landrover Workshop Repair Guides

Land Rover Workshop Service and Repair Manuals

Layout of All Heated Oxygen Sensors|Page 2096 > < Layout of All Heated Oxygen Sensors|Page 2094
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Oxygen Sensor: Service and Repair

HEATED OXYGEN SENSOR

(Numbers seen within image reflect procedure step numbers)

Remove

1.  Raise the vehicle.

WARNING: SUPPORT ON SAFETY STANDS.

2.  Remove clip securing Heated Oxygen Sensor (HO2S) lead.

3.  Release HO2S multiplug from bracket on sump. Disconnect from engine harness.

4.  Remove sensor from exhaust front pipe. Remove sealing washer and discard.

Refit

5.  Ensure mating faces are clean.

NOTE:  New HO2S is supplied pre-treated with anti-seize compound.

6.  If refitting existing HO2S, coat threads with anti-seize compound.

CAUTION:  Do not allow anti-seize compound to come into contact with HOS2 nose or enter exhaust system.

7.  Position HO2S with new sealing washer on exhaust pipe. 

Tighten to 20 Nm (15 ft.lb.)

8.  Connect multiplug to engine harness. Secure to bracket.

Layout of All Heated Oxygen Sensors|Page 2096 > < Layout of All Heated Oxygen Sensors|Page 2094