General Description - Subaru Forester 2001 Service Manual

3. General Description

A: CAUTION
S006001A03
1. SUPPLEMENTAL RESTRAINT SYSTEM
"AIRBAG"
S006001A0301
Airbag system wiring harness is routed near the
ABS sensor, ABS control module and hydraulic
control unit.
CAUTION:
¼ All Airbag system wiring harness and con-
nectors are colored yellow. Do not use electri-
cal test equipment on these circuit.
¼ Be careful not to damage Airbag system wir-
ing harness when servicing the ABS sensor,
ABS control module and hydraulic control unit.
GENERAL DESCRIPTION
B: INSPECTION
S006001
Before performing diagnostics, check the following
items which might affect ABS problems:
1. BATTERY
Measure battery voltage and specific gravity of
electrolyte.
Standard voltage: 12 V, or more
Specific gravity: Above 1.260
2. BRAKE FLUID
1) Check brake fluid level.
2) Check brake fluid leakage.
3. HYDRAULIC UNIT
Check the hydraulic unit.
¼ With brake tester <Ref. to ABS-9, CHECKING
THE HYDRAULIC UNIT ABS OPERATION WITH
BRAKE TESTER, INSPECTION, ABS Control
Module and Hydraulic Control Unit (ABSCM&H/
U).>
¼ Without brake tester <Ref. to ABS-8, CHECK-
ING THE HYDRAULIC UNIT ABS OPERATION
BY PRESSURE GAUGE, INSPECTION, ABS
Control Module and Hydraulic Control Unit
(ABSCM&H/U).>
4. BRAKE DRAG
Check brake drag.
5. BRAKE PAD AND ROTOR
Check brake pad and rotor.
¼ Front <Ref. to BR-21, INSPECTION, Front
Brake Pad.> and <Ref. to BR-22, INSPECTION,
Front Disc Rotor.>
¼ Rear <Ref. to BR-26, INSPECTION, Rear Brake
Pad.> and <Ref. to BR-28, INSPECTION, Rear
Disc Rotor.> or <Ref. to BR-33, INSPECTION,
Rear Drum Brake Shoe.> and <Ref. to BR-34,
INSPECTION, Rear Drum Brake Drum.>
6. TIRE
Check tire specifications, tire wear and air pres-
sure. <Ref. to WT-2, SPECIFICATIONS, General
Description.>
ABS-9
ABS (DIAGNOSTICS)
S006001A10
S006001A1001
S006001A1002
S006001A1006
S006001A1003
S006001A1005
S006001A1004