Frelander 2. Manual — part 307

Electronic Engine Controls - I6 3.2L Petrol - Heated Oxygen Sensor (HO2S)

Removal and Installation

Special Tool(s)

310-121
W rench, H02S

Removal

Remove the engine cover.

Refer to:

Engine Cover - I6 3.2L Petrol

(501-05 Interior Trim and

Ornamentation, Removal and Installation).

1.

2.

WARNING: Do not work on or under a vehicle supported only

by a jack. Always support the vehicle on safety stands.

Raise and support the vehicle.

2.

Disconnect the heated oxygen sensors (HO2S) electrical connectors.

3.

Using the special tool, remove the heated oxygen
sensor (HO2S).

Special Tool(s):

310-121

4.

Installation

For H02S anti-seize compound information, refer to the specification
section.

1.

2.

CAUTION: Make sure the anti-seize compound does not

contact the HO2S tip.

Apply anti-seize compound to the sensor threads.

2.

Install the HO2S.

Special Tool(s):

310-121

Torque: 45 Nm

3.

Connect the HO2S electrical connector.

4.

Install the engine cover.

5.

Refer to:

Engine Cover - I6 3.2L Petrol

(501-05 Interior Trim and

Ornamentation, Removal and Installation).

Electronic Engine Controls - I6 3.2L Petrol - Catalyst Monitor Sensor

Removal and Installation

Special Tool(s)

310-121
W rench, H02S

Removal

1.

WARNING: Make sure to support the vehicle with axle

stands.

Raise the vehicle on a lift.

1.

Torque: 6 Nm

2.

Torque: 45 Nm
Special Tool(s):

310-121

3.

Installation

To install, reverse the removal procedure.

1.

2. NOTE: For NAS vehicles only.

If required, carry out a long drive cycle.

Refer to: Powertrain Control Module (PCM) Long Drive Cycle Self-Test
(303-14A, General Procedures).

2.

Electronic Engine Controls - I6 3.2L Petrol - Mass Air Flow (MAF) Sensor

Removal and Installation

Removal

Torque: 2 Nm

1.

Installation

To install, reverse the removal procedure.

1.

2. NOTE: For NAS vehicles only.

If required, carry out a short drive cycle.

Refer to: Powertrain Control Module (PCM) Short Drive Cycle
Self-Test (303-14A, General Procedures).

2.