Land Rover Defender manuals

Land Rover Defender: Component Location, Overview

COMPONENT LOCATION

COMPONENT LOCATION - 1 OF 2

Transmission Description

  1. Transmission Control Switch (TCS)

COMPONENT LOCATION - 2 OF 2

Transmission Description

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

OVERVIEW

The 8HP45 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 8HP45 is a smaller version of the 8HP70 automatic transmission, with the same power flow and control strategies. The 8HP70 transmission is specified for high power and high torque applications. The 8HP45 transmission is optimized for efficiency and weight with a saving of 5 kg over the 8HP70. The 8HP45 is specified for lower torque and power capacity applications.

The 8HP45 transmission has the following features:

The transmission selections are made using the Transmission Control Switch (TCS).

On vehicles featured with the stop/start system, the 8HP45 automatic transmission is equipped with a Hydraulic Impulse Storage (HIS) device. The HIS makes sure pressurized Automatic Transmission Fluid (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 Transmission Control Module (TCM), which electrically activates various solenoids to control the transmission gear selection. The sequen

 Transmission Description - Vehicles With: 8HP70 8-Speed Automatic Transmission AWD

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 Seats - [+] 5 Seat Configuration - Description

FRONT ROW SEAT - MANUAL EASY ENTRY ADJUSTMENT (VEHICLE WITH 3 DOORS ONLY) NOTE: Right installation is shown, left installation is similar. Head restraint - Manual Seat backrest recline motor Seat forward/rearward lever Front seat switchpack Seat height adjustment lever Easy entry switch The

 Owner maintenance

Any significant or sudden drop in fluid levels, or uneven tire wear, should be reported to a qualified technician without delay. Ignoring low fluid levels or uneven tire wear may cause damage to the vehicle. In addition to the routine maintenance, a number of simple checks must be carried out more

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