1999 LAND ROVER DISCOVERY warning

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Page 847 of 1529

LAND ROVER DISCOVERY 1999  Workshop Manual REAR SUSPENSION
64-38 REPAIRS
Air valve - SLS
$% 64.50.47  
WARNING: Ensure the air suspension system is 
made safe before commencing work. Otherwise 
the chassis may lower onto the bump stops 
during

Page 848 of 1529

LAND ROVER DISCOVERY 1999  Workshop Manual REAR SUSPENSION
REPAIRS 64-39
Actuator - rear - ACE
$% 64.60.40  
CAUTION: The ACE hydraulic system is 
extremely sensitive to the ingress of dirt or 
debris. The smallest amount could render the 
sys

Page 850 of 1529

LAND ROVER DISCOVERY 1999  Workshop Manual REAR SUSPENSION
REPAIRS 64-41
Bushes - rear long arm - ACE
$% 64.60.46  
CAUTION: The ACE hydraulic system is 
extremely sensitive to the ingress of dirt or 
debris. The smallest amount could render t

Page 858 of 1529

LAND ROVER DISCOVERY 1999  Workshop Manual BRAKES
DESCRIPTION AND OPERATION 70-5
Description
General
The brakes consist of front and rear disc brakes operated by a diagonally split, dual circuit hydraulic system with 
vacuum servo power assist

Page 864 of 1529

LAND ROVER DISCOVERY 1999  Workshop Manual BRAKES
DESCRIPTION AND OPERATION 70-11
Master cylinder assembly
Section through master cylinder assembly
1Reservoir filler cap
2Switch float
3Brake fluid reservoir
4Primary feed hole
5Valve pin
6Prima

Page 870 of 1529

LAND ROVER DISCOVERY 1999  Workshop Manual BRAKES
DESCRIPTION AND OPERATION 70-17
SLABS ECU
The SLABS ECU is attached to a bracket behind the front passenger glovebox. Brake related inputs are processed 
by the SLABS ECU, which then outputs co

Page 871 of 1529

LAND ROVER DISCOVERY 1999  Workshop Manual BRAKES
70-18 DESCRIPTION AND OPERATION
The SLABS ECU continually calculates vehicle speed using the wheel speed inputs from all four ABS sensors. The 
calculated vehicle speed is then used as a refere

Page 872 of 1529

LAND ROVER DISCOVERY 1999  Workshop Manual BRAKES
DESCRIPTION AND OPERATION 70-19
ABS sensors
The ABS sensors supply the SLABS ECU with a sinusoidal speed signal from each wheel. An inductive sensor, 
installed in the hub bearing of each wheel