Subaru 2009 IMPREZA, Service Manual

Page: 2372 / 3619

ABS-9
ABS Control Module and Hydraulic Control Unit (ABSCM&H/U)
ABS
3) Set the pump motor section of the removed AB-
SCM&H/U face down on a vise.
NOTE:
Before securing a part in a vise, place cushioning
material such as wood blocks, aluminum plate or
cloth between the part and the vise.
4) Using TORX
®
bit E5, remove the four screws of
ABSCM.
NOTE:
These screws cannot be reused.
5) Slowly pull out the ABSCM upward from the H/U.
NOTE:
To prevent damaging of coil section, remove the
ABSCM straight up from H/U without twisting.
6) Make sure there is no dirt or damage on the seal-
ing surface of the H/U.
CAUTION:
• Do not clean the ABSCM&H/U by applying
compressed air.
• Even if damage is found on the H/U seal, do
not attempt repair by filing or with a metal
scraper. To remove the seal residue, always
use a plastic scraper. Do not use chemical such
as paint thinner, etc., to clean.
7) Position the coil of the new ABSCM to align with
the H/U valve.
8) To prevent deformation of the ABSCM housing
cover, hold the corner of ABSCM and install it to the
H/U without tilting.
9) Using a TORX
®
bit E5, attach/tighten new
screws in the order of (1) through (4).
CAUTION:
Always use new screws.
Tightening torque:
1.5 N·m (0.15 kgf-m, 1.1 ft-lb)
10) Check that there is no foreign matter in mating
surface between the ABSCM & H/U.
11) Using a TORX
®
bit E5, tighten the screws in the
order of (1) through (4) again.
Tightening torque:
3 N·m (0.3 kgf-m, 2.2 ft-lb)
12) Check that there is no gap in the mating sur-
face between ABSCM&H/U.
13) Install the ABSCM&H/U to the vehicle.
(1) Aluminum plate, etc.
(2) Vise
ABS00430
(1)
(2)
ABS00431
ABS00432
(4) (2)
(1) (3)