BRAKES
Default strategies
Fault
Default strategy
Brake lamps relay
ABS: Enabled.
ETC: Enabled.
EBD: Enabled.
HDC: Enabled.
Throttle position signal failure
ABS: Enabled.
ETC: Disabled.
EBD: Enabled.
HDC: Immediately disabled if not in active braking mode; faded out then disabled if in active
braking mode.
No reference earth
ABS: Disabled.
ETC: Disabled.
EBD: Partly disabled.
HDC: Disabled.
Return pump or relay fault
Shuttle valve switch failure
ABS: Disabled.
ETC: Disabled.
EBD: Partly disabled.
HDC: Disabled.
ABS: Deceleration threshold increased; return pump activated if sum of output valve
actuation on one axle exceeds 140 milliseconds.
ETC: Disabled.
EBD: Inlet valves of rear axle close at vehicle deceleration rates of 0.3 g and above.
HDC: Disabled.
SLABS ECU internal failure
Supply voltage out of limits
ABS: Disabled.
ETC: Disabled.
EBD: Disabled.
HDC: Disabled.
ABS: Disabled.
ETC: Disabled.
EBD: Disabled.
HDC: Disabled.
Electrical data
Nominal resistance values for applicable brake control components are as detailed below:
Component
Resistance, ohms
Brake lamp relay coil
Return pump relay coil
ABS sensor
117 - 143
82.8 - 101.2
950 - 1100
2977 - 3067
1007 - 1037
1992 - 2052
5.9 - 7.3
Shuttle valve switches, both open (brakes off)
Shuttle valve switches, both closed (brakes on)
Shuttle valve switches, one open, one closed
Inlet solenoid valve
Outlet solenoid valve
3.0 - 3.6
70-24
DESCRIPTION AND OPERATION
| Categories | Land Rover Defender, Land Rover Discovery II, Range Rover |
|---|---|
| Tags | Land Rover |
| Model Year | 1999 |
| Download File |
|
| Document Type | Workshop Manual |
| Language | English |
| Product Name | Discovery Series II |
| Product Brand | Land Rover |
| Document File Type | |
| Publisher | landrover.com |
| Wikipedia's Page | http://en.wikipedia.org/wiki/Land_Rover |
| Copyright | Attribution Non-commercial |
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