Defender. Manual — part 152

Electronic Engine Controls - 2.4L Duratorq-TDCi HPCR (103kW/140PS) -

Puma - Cylinder Head Temperature (CHT) Sensor

Removal and Installation

Special Tool(s)

Socket, CHT Sensor

303-680

Removal

1. Remove the engine cover.

For additional information, refer to:

Engine Cover

(501-05

Interior Trim and Ornamentation, Removal and Installation).

2. Disconnect the cylinder head temperature (CHT) sensor.

3. Release the CHT sensor wiring harness.

4. Using the special tool, remove the CHT sensor.

Installation

1. To install, reverse the removal procedure.

Tighten to 10 Nm (7 lb.ft).

Electronic Engine Controls - 2.4L Duratorq-TDCi HPCR (103kW/140PS) -

Puma - Engine Control Module (ECM)

Removal and Installation

Removal

CAUTION: When a new engine control module (ECM) is installed, the Land Rover approved diagnostic system must

be connected to the vehicle and the ECM renewal procedure must be followed. This will allow the vehicle configuration

to be uploaded into the new ECM.

1. Disconnect the battery ground cable.

For additional information, refer to:

Battery Disconnect and

Connect

(414-01 Battery, Mounting and Cables, General

Procedures).

2. Remove the engine control module (ECM) security bracket.

Remove the bolt.

3. Disconnect the 3 electrical connectors.

4. Remove the 2 ECM nuts.

5. Remove the ECM.

5. Remove the ECM.

Installation

1. To install, reverse the removal procedure.

Tighten to 10 Nm (7 lb.ft).

2.

CAUTION: Make sure that the fuel pump replacement

and pilot correction learn are carried out following the

download.

Using the Land Rover approved diagnostic system, configure

the new ECM.