Land Rover Discovery: External Controls
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COMPONENT LOCATION
Downshift paddle switch
Upshift paddle switch
Transmission Control Switch (TCS)
OVERVIEW
The external controls comprise a rotary TCS (transmission control switch)
and two ste
PRINCIPLES OF OPERATION
For a detailed description of the Automatic Transmission External Controls,
refer to the relevant Description and Operation section in the workshop
manual. REFER to: External C
COMPONENT LOCATION
Paddle switches - upshift / downshift
Transmission Control Switch (TCS)
Transmission Control Module (TCM)
ZF 9HP48 Automatic transmission
Automatic Transmission Fluid (ATF)
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Installation
Torque: 9 Nm
CAUTIONS:
Make sure that new nuts and bolts are installed.
Nuts and bolts must be tightened with vehicle at normal
ride height.
Renew Part: Lower control arm nut and bolt.
Torque:
Stage 1: 70 Nm
Stage 2: 240º
CAUTIONS:
Make sure that a new Upper arm nut and bo
The transmission comprises the main casing which houses all of the
transmission components. The torque converter is located in a separate
converter housing, bolted to the main casing.
ZF 9HP48 Cut-Away View
ZF 9HP48 Sectional View
Fluid pan
Valve block
Planetary gear set 4
Planetary gear se