70
BRAKES
MODULATOR UNIT
ELECTRONIC CONTROL UNIT ABS
Service repair no - 70.65.01
Remove
Service repair no - 70.65.45
WARNING: New modulator units are
supplied in a shock absorbing pack
marked with a use by date. The new
For location of the ECU. See Description and
modulator will contain hydraulic brake fluid within
the valve block and all ports plugged.
operation, ABS Components
1.
Disconnect battery negative lead.
Modulator units must be handled with care the
following must be avoided:- any impact, use of
compressed air on any of the hydraulic ports,
removing plugs to connection ports before fitting
unit.
2. Remove retaining bolt and lower alarm system
ECU and relay mounting bracket into passenger
footwell.
3. Remove two screws and detach ECU complete
with harness plug from mounting bracket.
4.
Release ECU plug retaining clip.
Remove
5. Move plug in direction of arrow and release
hooked end of plug from retaining post.
1.
Refer to the illustration of brake components
ABS. For details of modulator unit and hydraulic
pipe connections to it. See Brake
Components ABS
2.
3.
Refer to general brake service practice. See
General Brake Service Practice
Check new modulator unit is packaged in
accordance with the WARNING above.
Disconnect battery negative lead.
Remove the two electrical plugs.
Identify 8 pipe to modulator connections for
correct reassembly.
4.
5.
6.
7.
8.
Disconnect 8 pipe unions.
Remove nuts securing modulator to mounting
bracket.
9.
Remove modulator unit.
10.
Remove mounting bushes and cup.
Refit
11.
12.
13.
Fit mounting bushes and cup to new modulator.
Fit modulator unit to mounting bracket.
Fit 8 pipes to modulator connections. Pipes
must be connected to correct port. Tighten to
15Nm.
Refit
14.
15.
16.
Bleed the complete hydraulic system. See
Brake System Bleed
Check system function using the ’Testbook’
diagnostics
6. Reconnect ECU harness plug ensuring that it is
firmly located and retaining clip secures plug.
7. Reverse removal procedure.
Test operation of brakes.
22
REPAIR
| Categories | Range Rover |
|---|---|
| Tags | Land Rover |
| Model Year | 1998 |
| Download File |
|
| Document Type | Workshop Manual |
| Language | English |
| 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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