Subaru Impreza 2002 Service Manual page 3547

SECURITY AND LOCKS
2. Door Lock Control System
A: SCHEMATIC
<Ref. to WI-105, SCHEMATIC, Door Lock System.>
B: INSPECTION
1. SYMPTOM CHART
Symptom
The door lock control system does
not operate.
The door lock switch (knob) does not
operate.
A specific door lock actuator does not
operate.
2. CHECK FUSE
Step
1 CHECK FUSE.
Remove and visually check the fuse No. 2 (in
the main fuse box) and No. 3 (in the fuse and
relay box).
DOOR LOCK CONTROL SYSTEM
Repair order
1. Check the fuse.
2. Check the power supply and ground circuit for
the door lock timer (without keyless entry) or key-
less entry control module (with keyless entry).
3. Check the door lock switch and circuit.
4. Check the door lock actuator and circuit.
Check the door lock switch and circuit.
Check the door lock actuator and circuit.
Is the fuse blown (15A)?
SL-8
<Ref. to SL-8, CHECK FUSE,
INSPECTION, Door Lock Control
System.>
<Ref. to SL-9, CHECK POWER
SUPPLY AND GROUND CIRCUIT,
INSPECTION, Door Lock Control
System.>
<Ref. to SL-9, CHECK DOOR LOCK
SWITCH AND CIRCUIT, INSPEC-
TION, Door Lock Control System.>
<Ref. to SL-10, CHECK DOOR
LOCK ACTUATOR AND CIRCUIT,
INSPECTION, Door Lock Control
System.>
<Ref. to SL-9, CHECK DOOR LOCK
SWITCH AND CIRCUIT, INSPEC-
TION, Door Lock Control System.>
<Ref. to SL-10, CHECK DOOR
LOCK ACTUATOR AND CIRCUIT,
INSPECTION, Door Lock Control
System.>
Check
Replace the fuse
with a new one.
Reference
Yes No
Check the power
supply and ground
circuit. <Ref. to
SL-9, CHECK
POWER SUPPLY
AND GROUND
CIRCUIT,
INSPECTION,
Door Lock Control
System.>