Subaru B9 TRIBECA WX 2007 Manual page 535

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IMMOBILIZER (DIAGNOSTICS)
1. Basic Diagnostic Procedure
A: PROCEDURE
Step
1 CHECK SECURITY INDICATOR LIGHT.
1) Turn the ignition switch to "OFF" or "ACC".
2) Wait for 60 seconds or more.
2 CHECK KEY SWITCH.
Remove the key from ignition switch.
3 CHECK SECURITY INDICATOR LIGHT.
Turn the ignition switch to ON.
4 CHECK ENGINE START.
Turn the ignition switch to START.
5 CHECK ENGINE START.
Turn the ignition switch to START.
6 CHECK ENGINE START.
Turn the ignition switch to START.
7 CHECK ANY OTHER DTC ON DISPLAY.
1) Turn the ignition switch to OFF.
2) Connect the Subaru Select Monitor to data
link connector. <Ref. to IM(diag)-7, Subaru
Select Monitor.>
3) Turn the ignition switch to ON and run the
Subaru Select Monitor.
4) Read DTC on display.
8 PERFORM THE DIAGNOSIS.
1) Inspect using the "Diagnostic Procedure
with Diagnostic Trouble Code (DTC)". <Ref. to
IM(diag)-16, Diagnostic Procedure with Diag-
nostic Trouble Code (DTC).>
2) Repair the trouble cause.
3) Perform the Clear Memory Mode.
4) Read DTC again.
Basic Diagnostic Procedure
Check
Does the security indicator light
blink?
Does the security indicator light
blink within 1 second after
removing the key?
Does the security indicator light
go off?
Does the starter operate?
Does the starter operate?
Does the engine start?
Is the DTC displayed on
screen?
Is the DTC displayed on
screen?
IM(diag)-2
Yes No
Go to step 2. Check the security
indicator light cir-
cuit. <Ref. to
IM(diag)-10,
CHECK SECU-
RITY INDICATOR
LIGHT CIRCUIT,
INSPECTION,
Diagnostics Chart
for Security Indica-
tor Light.>
Go to step 3.
Check the key
switch circuit.
<Ref. to IM(diag)-
12, CHECK KEY
SWITCH CIRCUIT,
INSPECTION,
Diagnostics Chart
for Security Indica-
tor Light.>
Go to step 5. Go to step 4.
Check the LAN Check the DTC
communication cir- display (body inte-
cuit. <Ref. to grated unit). Go to
LAN(diag)-2, Basic step 7.
Diagnostic Proce-
dure.>
Go to step 6. Check the LAN
communication cir-
cuit. <Ref. to
LAN(diag)-2, Basic
Diagnostic Proce-
dure.>
Immobilizer sys- Check the DTC
tem is OK. display (ECM). Go
to step 7.
Go to step 8. Repair the related
parts.
Inspect using the Finish the diagno-
"Diagnostic Proce- sis.
dure with Diagnos-
tic Trouble Code
(DTC)". <Ref. to
IM(diag)-16, Diag-
nostic Procedure
with Diagnostic
Trouble Code
(DTC).>