Land Rover Discovery Owners & Service Manuals

Land Rover Discovery: Electronic Engine Controls - Ingenium i4 2.0l Diesel Post Selective Catalyst Reduction Nox Sensor (G1942280) / Removal and Installation

Land Rover Discovery (2009–2016) Service Manual / Powertrain / Engine / Electronic Engine Controls  - Ingenium i4 2.0l Diesel / Electronic Engine Controls - Ingenium i4 2.0l Diesel Post Selective Catalyst Reduction Nox Sensor (G1942280) / Removal and Installation

SPECIAL TOOL(S)

SPECIAL TOOL(S)

REMOVAL

WARNING:

Observe due care when working near a hot exhaust system.

CAUTIONS:

  • The post selective catalyst reduction NOx sensor and module are a single component and cannot be serviced separately. Do not attempt to disconnect the harness from the module, or damage to the components will occur.
  • Removal steps in this procedure contains installation details.

WARNING:

Make sure to support the vehicle with axle stands.

Raise and support the vehicle.

Electronic Engine Controls - Ingenium i4 2.0l Diesel Post Selective Catalyst Reduction Nox Sensor (G1942280) / Removal and Installation

Torque: 25 Nm

Electronic Engine Controls - Ingenium i4 2.0l Diesel Post Selective Catalyst Reduction Nox Sensor (G1942280) / Removal and Installation

Electronic Engine Controls - Ingenium i4 2.0l Diesel Post Selective Catalyst Reduction Nox Sensor (G1942280) / Removal and Installation

Torque: 5 Nm

Electronic Engine Controls - Ingenium i4 2.0l Diesel Post Selective Catalyst Reduction Nox Sensor (G1942280) / Removal and Installation

Electronic Engine Controls - Ingenium i4 2.0l Diesel Post Selective Catalyst Reduction Nox Sensor (G1942280) / Removal and Installation

CAUTION:

Make sure that the mating face is clean and free of foreign material.

Electronic Engine Controls - Ingenium i4 2.0l Diesel Post Selective Catalyst Reduction Nox Sensor (G1942280) / Removal and Installation

Special Tool(s): 310-121 Torque:

Vehicles without diesel particulate filter 48 Nm

Vehicles with diesel particulate filter - without diesel exhaust fluid 48 Nm

Vehicles with diesel particulate filter - with diesel exhaust fluid 60 Nm

INSTALLATION

CAUTIONS:

  • Make sure the anti-seize compound does not contact the HO2S tip.
  • If accidentally dropped or knocked install a new sensor.

NOTE:

If the original sensor is to be installed, apply lubricant meeting specification ESE-M12A4-A to the thread of the sensor.

To install, reverse the removal procedure.

Electronic Engine Controls - Ingenium i4 2.0l Diesel pre DPF Exhaust Gas Temperature Sensor (G1999840) / Removal and Installation

REMOVAL

WARNING:

Observe due care when working near a hot exhaust system.

NOTES:

  • Removal steps in this procedure may contain installation details.
  • Some variation in the illustrations may occur, but the essential information is always correct.

WARNING:

Make sure to support the vehicle with axle stands.

Raise and support the vehicle.

Electronic Engine Controls - Ingenium i4 2.0l Diesel pre DPF Exhaust Gas Temperature Sensor (G1999840) / Removal and Installation

CAUTION:

Before disconnecting or removing the components, make sure the area around the joint faces and connections are clean. Plug open connections to prevent contamination.

Electronic Engine Controls - Ingenium i4 2.0l Diesel pre DPF Exhaust Gas Temperature Sensor (G1999840) / Removal and Installation

Torque: 35 Nm

INSTALLATION

CAUTIONS:

  • If accidentally dropped or knocked install a new sensor.
  • Make sure the anti-seize compound is applied only to the thread and does not contact the sensor body.

NOTE:

If the original sensor is to be installed, apply lubricant meeting specification ESE-M12A4-A to the thread of the sensor.

To install, reverse the removal procedure.

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