70
BRAKES
ETC HYDRAULIC COMPONENTS
For full details of ABS components. See Hydraulic
ETC OPERATION
Components
When the wheelspeed sensors detect a rear wheel is
spinning at above vehicle speed, solenoid valve 3.
closes, isolating the master cylinder from the rear
brakes. Solenoid valve 2. is pulsed open, allowing
accumulator pressure to the rear brakes. The rear
brake ABS valves operate to apply or release the
brake at the spinning wheel as required.
1.
2.
3.
ETC valve block
Power circuit solenoid valve - normally closed
Master cylinder isolating solenoid valve -
normally open
4.
5.
6.
7.
8.
From accumulator
From master cylinder power valve
Power circuit to rear brakes
Power circuit to front brakes
PCRV valve
FAULT DIAGNOSIS
Diagnosis is by TestBook or Wabco Diagnostic
Controller - STC 2 with software card, for both ETC
and non ETC vehicles. See also Range Rover
Electrical Trouble Shooting Manual.
2
DESCRIPTION AND OPERATION
| Categories | Land Rover, Range Rover |
|---|---|
| Tags | Land Rover |
| Model Year | 1995 |
| Download File |
|
| Document Type | Owners Manual |
| Language | English |
| Product Name | Range Rover Classic |
| 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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