Valve block (ABS) - removal and refitting
Caution: Refer to the precautions in Section 1.
Removal
1 Disconnect the battery negative lead.
2 Depressurise the hydraulic system by pumping the brake pedal at least 20 times, or until it becomes hard.
3 Apply the handbrake, and slacken the left-hand front wheel nuts. Jack up the front of the vehicle and support on axle stands (see “Jacking and Vehicle Support”).Remove the left-hand front wheel.
4 Remove the plastic liner from under the wheel arch.
5 Prepare a suitable container to catch spilt fluid, clean around the unions on the valve block, then unscrew and disconnect the fluid pipes (see illustration). Plug the open ends of the pipes and valve block to prevent fluid leakage and dirt ingress. If fluid is accidentally spilt on the paintwork, wash off immediately with cold water.
20.5 Valve block and associated components - ABS
A Bracket screws
B Adapter plate
C valve block
D Multi-plug
E Earth strap anchor point
6 Disconnect the multi-plug and the earth strap from the valve block.
7 Working through the wheel arch, unscrew the three nuts which secure the valve block mounting bracket (see illustration).
20.7 Unscrewing the valve block mounting bracket nuts (arrowed) - ABS
8 Remove the valve block and mounting bracket, taking care not to spill brake fluid on the paintwork.
9 No further dismantling of the valve block is possible, but the pressure regulating valve in the rear brake pipe union can be renewed if desired.
Refitting
10 Refitting is a reversal of removal.
11 On completion, bleed the complete hydraulic system and check for leaks around all disturbed components.
Computer module (ABS) - removal and refitting
Removal
1 Disconnect the battery.
2 Working inside the vehicle, prise out the facia trim panel from the passenger’s side.
Remove the insulation.
3 To remove the now exposed module, push it as necessary to release the retaining catch.
4 Withdraw the module, and disconnect the multi-plug (see illustration).
21.4 Withdraw the module and disconnect the multi-plug - ABS
Refitting
5 Refitting is a reversal of removal but on
completion check the operation of the ABS
warning lamp as described in the
manufacturer’s handbook.
See also:
Ignition system electronic modules - removal and refitting
Amplifier module - electronic
breakerless system
Removal
1 The amplifier module is located on the side
of the distributor (see illustration).
6.1 Electronic amplifier module locations
A Early ...
Tailgate lock (Hatchback and Estate models) - removal and refitting
Removal
1 Open the tailgate and prise out the trim
panel using a wide-bladed screwdriver (see
illustration).
12.1 Tailgate trim panel fixings - Hatchback and Estate models
2 Remove the lock bar ...
Rear wheel bearings - renewal
Saloon, Hatchback and Estate
models
With rear drum brakes
Note: There are two types of bolts used to
secure the rear hub carrier to the lower arm
(see illustration).
14.1a Alternative types of ...