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FUEL INJECTION SYSTEM
SUBARU
SVX
1992
Precaution for Supplemental Restraint System
"Airbag"
The Supplemental Restraint System "Airbag"
helps to reduce the risk or severity of injury to the
driver in a frontal collision.
The Supplemental Restraint System consists of
an airbag module (located in the center of the
steering wheel), sensors, a control unit, warning
light, wiring harness and spiral cable.
Information necessary to service the safety is
included
in
the "5-5 .
SUPPLEMENTAL RE-
STRAINT SYSTEM" of this Service Manual .
WARNING :
To avoid rendering the Airbag system inoper-
ative, which could lead to personal injury or
death in the event of a severe frontal collision,
all maintenance must be performed by an
authorized SVX dealer .
Improper maintenance, including incorrect re-
moval and installation of the Airbag system,
can lead to personal injury caused by uninten-
tional activation of the Airbag system .
All Airbag system electrical wiring harnesses
and connectors are covered with yellow outer
insulation . Do not use electrical test equipment
on any circuit related to the Supplemental
Restraint System "Airbag" .
T+~++
2-7
M MECHANISM AND FUNCTION . . . . .. . . . . . . . ... . . . . . . . . . . . . . . .. . . . .. .,
1 . General . .. .. . . . . . . .. . . . . . .. . . . . ... . . . . . .. .. . . . .. . . . . . . . ... . . . . . . . . . . . . . . . . . . . .. .,
2. Air Line ... .. . . . .. . . . . . . . ... . . . . ... . . . . . .. . . . . . .. . . . . . .. ... . . .. .. . . . . . ... . . . . ... . .
3. Fuel Line . . . . . . . . . . . . . . . .. . . . . . .. . . . . . . .. . . . . .. . . . . . ... . . . . . .. . . . . . . . ... . . . . ... . .
4 . Induction Control System .. . . . . .. . . . . . ... . . . . . .. . . . . . . . ... . . . . . . . .,
5. Sensor and Switch . . . ... . . . . . . .. . . . . .. . . . . . .. . . . . . ... . . . . . . . . . . . . . . . . . . .
6 . Control System .. . . . . . . . . . . . . . . .. . . . . . . . . . . . . ... . . . . .... . . . . . . .. . . . .. .. . . . .
7 . Self-diagnosis System . . . . .. . . . . . . . . . . . . ... . . . . .. . . . . . . . . . . . . . .. . . . . ..
C COMPONENT PARTS . . . . . . . . . .. .. . . . . . . . . . . . . ... . . . . .. . . . . . . . . . . . . . .. . . . . ..
1 . Intake Manifold and Collector . . . . . . . . . . . . . .. . . . . . . .. . . . . ... . . . . ..
2 . Air Intake Boot and Throttle Body . . . . . . . . . . . . . .. . . . . ... . . . . ..
3 . Air Cleaner . . . . .. . . . . . . . . .. . . . . . ... . . . . . .. . . . . ... . . . . . .. . . . . . .. . . . . . . . .. . . . . ...
T TROUBLESHOOTING
.
e .. . . . . ... . . . . . .. . . . . . .. . . . . . . . .. . . . . ...
1 . Supplemental Restraint System "Airbag" . . . . . . .. . . . . ...
2 . Precautions . . . . . . . . . . . . . ... . . . . ... . . . . . . . . . . . ... . . . . . .. . . . . . .. . . . . . . . .. . . . . ...
3 . Pre-inspection
. . . . . . . . .. . . . . . ... . . . . . .. . . . . ... . . . . ... . . . . . .. . . . . . . . .. . . . . ...
4 . Electric Unit Location . . . . . . . . . . . .. . . . . .. . . . . . . .. . . . . . .. . . . . . . . .. . . . . .. .
5 . Troubleshooting Chart for Self-diagnosis
System . . . .... . . . . ... . . . . . . ... . . . . . . . . . . . . . .. . . . . .. . . . . . ... . . . . . . . . . . . . . . .. . . . . ...
6 . Output Modes of Select Monitor . . . . ... . . . . . .. . . . . . . . .. . . . . ...
7. Control Unit I/O Signal .. . . . . . . . . . . . . . .. . . . . . ... . . . . . . . . . . . . . . . . . . . . . . .
8 . Troubleshooting for Engine Starting Failure . . .. . . . . ...
9 . Troubleshooting Chart with Trouble Code . . . . . .. . . . . ...
10 . Troubleshooting Chart with Select Monitor . . . . . . .
11 General Troubleshooting Table . . . . . . ... . . . . .. . . . . . . . . .. . ... .
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Troubleshooting
