Land Rover Discovery: Hydraulic Brake Actuation Brake Master Cylinder (G1785122) / Removal and
Installation
PART(S)
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REMOVAL
CAUTION:
If brake fluid is spilt on the paintwork, the affected area must be
immediately washed down with cold water.
NOTE:
Removal steps in this procedure may contain installation details.
All vehicles
WARNING:
Make sure to support the vehicle with axle stands.
Raise and support the vehicle.
Refer to: Brake Fluid Reservoir (206-06 Hydraulic Brake Actuation,
Removal and Installation).
WARNING:
Fluid loss is unavoidable, use absorbent cloth or a container
to collect the fluid.
CAUTION:
Make sure that all openings are sealed. Use new blanking
caps.
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Torque: 17 Nm
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Right-hand drive vehicles
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Torque: 10 Nm
All vehicles
CAUTION:
Discard the seal.
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Renew Part: Brake master cylinder seal.
Torque: 25 Nm
INSTALLATION
CAUTION:
A new O-ring seal is to be installed.
To install, reverse the removal procedure.
Refer to: Brake System Bleeding (206-00 Brake System - General
Information, General Procedures).
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REMOVAL
NOTES:
This procedure contains some variation in the illustrations
depending on the vehicle specification, but the essential
information is always correct.
This procedure contains illustr
COMPONENT LOCATION
NOTE:
Right Hand Drive (RHD) illustration shown, Left Hand Drive (LHD)
illustration similar.
Brake pedal
Hydraulic pipes
Integrated Hydraulic Control Unit (HCU) and Anti-lock
Brake fluid reservoir cap
Brake fluid level switch
Brake fluid reservoir
Secondary circuit inlet port
Primary circuit inlet port
Brake master cylinder
Secondary circuit outlet port
Primary
SEE MORE:
REMOVAL
NOTE:
Removal steps in this procedure may contain installation details.
Disconnect the battery earth lead.
Refer to: Specifications (414-01 Battery, Mounting and Cables,
Specifications).
Refer to: Plenum Chamber (412-01 Climate Control, Removal and
Installation).
Torque: 10 Nm
Torque: 1
Removal
SPECIAL TOOL(S)
GENERAL EQUIPMENT
Engine hoist (1 tonne minimum capacity)
PART(S)
NOTES:
In this procedure the EU6 Exhaust Gas Recirculation (EGR) assembly
is shown. EU5, EU4 and NAS variants are similar.
This procedure contains some variation in the illustrations
depending on the