Subaru 2001 Forester Manuale utente
This service manual has been prepared
to provide SUBARU service personnel
with the necessary information and data
for the correct maintenance and repair of
SUBARU vehicles.
This manual includes the procedures for
maintenance, disassembling, reassem-
bling, inspection and adjustment of com-
ponents and diagnostics for guidance of
experienced mechanics.
Please peruse and utilize this manual
fully to ensure complete repair work for
satisfying our customers by keeping their
vehicle in optimum condition. When
replacement of parts during repair work is
needed, be sure to use SUBARU genu-
ine parts.
All information, illustration and specifica-
tions contained in this manual are based
on the latest product information avail-
able at the time of publication approval.
FUJI HEAVY INDUSTRIES LTD.
2001 FORESTER SERVICE MANUAL QUICK REFERENCE INDEX
BODY SECTION
G8050GE6
IMMOBILIZER (DIAGNOSTICS) IM
Page
1. Basic Diagnostic Procedure........................................................................2
2. General Description.....................................................................................3
3. Electrical Components Location..................................................................5
4. Immobilizer Control Module I/O Signal.......................................................6
5. Subaru Select Monitor...............................................................................14
6. Read Diagnostic Trouble Code.................................................................16
7. Clear Memory Mode..................................................................................18
8. Diagnostics Chart for Immobilizer Indicator Light.....................................19
9. List of Diagnostic Trouble Code................................................................25
10. Diagnostics Chart with Trouble Code .......................................................26
1. Basic Diagnostic Procedure
S009501
A: PROCEDURE S009501E45
No. Step Check Yes No
1 CHECK ILLUMINATION OF IMMOBILIZER
INDICATOR LIGHT.
Turn ignition switch ON.
Does immobilizer indicator
light illuminate? Go to step 2. Go to step 3.
2 CHECK ENGINE START.
Turn ignition switch to START position. Is the engine hard to start? Go to step 5. Go to step 3.
3 CHECK ILLUMINATION OF IMMOBILIZER
INDICATOR LIGHT.
1) Turn ignition switch to OFF or ACC posi-
tion.
2) Wait at least 60 seconds.
Does immobilizer indicator
light blink? Go to step 4. Check immobilizer
indicator light cir-
cuit. <Ref. to
IM-19, CHECK
IMMOBILIZER
INDICATOR
CIRCUIT,
INSPECTION,
Diagnostics Chart
for Immobilizer
Indicator Light.>
4 CHECK ILLUMINATION OF IMMOBILIZER
INDICATOR LIGHT.
Remove key from ignition switch.
Does immobilizer indicator
light begin to blink 5 sec-
onds after the key is
removed?
The immobilizer
system is OK. Check key switch
circuit. <Ref. to
IM-22, CHECK
KEY SWITCH
CIRCUIT,
INSPECTION,
Diagnostics Chart
for Immobilizer
Indicator Light.>
5 CHECK INDICATION OF DTC ON DISPLAY.
1) Turn ignition switch OFF.
2) Connect the Subaru Select Monitor to data
link connector. <Ref. to IM-14, OPERATION,
Subaru Select Monitor.>
3) Turn ignition switch and Subaru Select
Monitor switch ON.
4) Read DTC on the display.
Is trouble code indicated on
display? Go to step 6. Repair the related
parts.
6 PERFORM THE DIAGNOSIS.
1) Inspect using “Diagnostics Chart with
Trouble Code”. <Ref. to IM-26, Diagnostics
Chart with Trouble Code.>
2) Repair the trouble cause.
3) Perform clear memory mode.
4) Read DTC again.
Is trouble code indicated on
display? Inspect using
“Diagnostic Chart
with Trouble
Code”. <Ref. to
IM-26, Diagnos-
tics Chart with
Trouble Code.>
Finish the diag-
nostics.
IM-2
BASIC DIAGNOSTIC PROCEDURE
Immobilizer (Diagnostics)
2. General Description S009001
A: CAUTION S009001A03
CAUTION:
쐌Airbag system wiring harness is routed near
the immobilizer control module. All airbag sys-
tem wiring harness and connectors are colored
yellow. Do not use electrical test equipment on
these circuits.
쐌Be careful not to damage airbag system wir-
ing harness when servicing the immobilizer
control module.
쐌While diagnostic items are being checked,
do not operate radios, portable telephones, etc.
which emit electromagnetic waves near or
inside the vehicle.
B6M0616
쐌When ignition switch is being turned ON or
OFF while diagnostic items are being checked,
do not allow keys with different ID codes close
to the ignition switch. If ignition key is in a key
holder, remove it from holder before carrying
out diagnoses.
B6M0617
쐌When repeatedly turning ignition ON or OFF
while diagnostic items are being checked, it
should be switched in cycles of “ON”for at
least 5 seconds →“OFF”for at least 8 sec-
onds.
B6M0618A
쐌If engine fails to start with a registered igni-
tion key, detach ignition key from ignition
switch and wait for approximately 1 second
until immobilizer indicator light begins to flash.
Start engine again.
쐌Before checking diagnostic items, obtain all
keys for vehicle to be checked possessed by
owner.
IM-3
GENERAL DESCRIPTION Immobilizer (Diagnostics)
B: PREPARATION TOOL S009001A17
1. SPECIAL TOOLS S009001A1701
ILLUSTRATION TOOL NUMBER DESCRIPTION REMARKS
B2M3876
24082AA150
(Newly adopted tool) CARTRIDGE Troubleshooting for electrical systems.
B2M3877
22771AA030 SELECT MONITOR
KIT Troubleshooting for electrical systems.
쐌English:
22771AA030 (Without printer)
쐌German:
22771AA070 (Without printer)
쐌French:
22771AA080 (Without printer)
쐌Spanish:
22771AA090 (Without printer)
2. GENERAL TOOLS S009001A1702
TOOL NAME REMARKS
Circuit Tester Used for measuring resistance, voltage and ampere.
IM-4
GENERAL DESCRIPTION
Immobilizer (Diagnostics)
3. Electrical Components
Location S009507
A: LOCATION S009507A13
S6M0413A
(1) Antenna
(2) Immobilizer indicator light (LED
bulb)
(3) Immobilizer control module (IMM
ECM)
(4) Transponder
NOTE:
IMM ECM location for RHD model is symmetrically
opposite.
IM-5
ELECTRICAL COMPONENTS LOCATION Immobilizer (Diagnostics)
4. Immobilizer Control Module I/O Signal S009517
A: SCHEMATIC S009517A21
1. IMMOBILIZER LHD WITH OBD MODEL S009517A2103
SL91-20A
IM-6
IMMOBILIZER CONTROL MODULE I/O SIGNAL
Immobilizer (Diagnostics)
SL91-20B
IM-7
IMMOBILIZER CONTROL MODULE I/O SIGNAL
Immobilizer (Diagnostics)
2. IMMOBILIZER LHD WITHOUT OBD
MODEL S009517A2104
SL91-21A
IM-8
IMMOBILIZER CONTROL MODULE I/O SIGNAL
Immobilizer (Diagnostics)
SL91-21B
IM-9
IMMOBILIZER CONTROL MODULE I/O SIGNAL
Immobilizer (Diagnostics)
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