Land Rover Defender manuals

Land Rover Defender: Component Location, Overview

COMPONENT LOCATION

COMPONENT LOCATION - 1 OF 2 - AUTOMATIC TRANSMISSION

Transmission Description

  1. Automatic Transmission Fluid (ATF) cooler
  2. ATF cooler pipes
  3. Emergency Park Release (EPR) lever
  4. Automatic transmission

COMPONENT LOCATION - 2 OF 2 - TRANSMISSION CONTROL

NOTE: Right Hand Drive (RHD) variant shown, Left Hand Drive (LHD) variant is similar.

Transmission Description

  1. Transmission Control Switch (TCS)

OVERVIEW

The 8HP70 transmission is an electronically controlled, hydraulically operated, 8 speed automatic unit.

A single unit known as the mechatronic valve block is located inside the transmission.

The mechatronic valve block contains the following control components:

The 8HP70 transmission has the following features:

The transmission selections are made using the TCS in the floor console.

On vehicles featured with the stop/start system, the 8HP70 automatic transmission is equipped with a Hydraulic Impulse Storage (HIS) device. The HIS ensures pressurized ATF is available to the shift elements as quickly as possible when the engine is started.

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 Description

TRANSMISSION The transmission comprises the main casing which houses all of the transmission components. The main casing also incorporates an integral torque converter housing. A fluid pan is attache

 Operation

POWER FLOWS Operation of the transmission is controlled by the TCM, which electrically activates various solenoids to control the transmission gear selection. The sequence of solenoid activation is b

 Diagnostics - Vehicles With: 8HP45 8-Speed Automatic Transmission AWD

DIAGNOSIS AND TESTING PRINCIPLE OF OPERATION For a detailed description of the automatic transmission/transaxle system and operation, refer to the relevant Description and Operation sections in the w

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 Glass, Frames and Mechanisms - Description

DRIVER DOOR SWITCHPACK NOTE: RHD is shown, LHD is similar. The driver door switchpack is powered by the DDM. When the switches in the driver door switchpack are used, the switchpack translates the switch movement into a Local Interconnect Network (LIN) message. A LIN connects the driver door swit

 Front climate control

Do not adjust the touchscreen controls, or allow the system to distract the driver, while the vehicle is moving. Driver distraction can lead to accidents, potentially causing serious injury or death. To access the front climate screen, select CLIMATE from the Apps screen. Alternatively, press the

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