Model Without Keyless Access With Push Button Start System

CAUTION: When the body integrated unit is replaced, registration of the immobilizer system is required. For details, refer to the "REGISTRATION MANUAL FOR IMMOBILIZER" provided as a separate volume.

CONFIRM NUMBER OF REGISTERED IMMOBILIZER KEY .
Confirm the number of registered immobilizer key. For details, refer to the "REGISTRATION MANUAL FOR IMMOBILIZER" provided as a separate volume.

Is the number of registration 0?

Yes: Register the immobilizer system.

No: Go to 2.
CHECK SECURITY INDICATOR LIGHT .
1. Remove the ignition key from ignition switch.
2. Wait at least 60 seconds.
Does the security indicator light blink?

Yes: Go to 3.

No: Check the security indicator light circuit. Ref. to IMMOBILIZER (DIAGNOSTICS)>Diagnostics Chart for Security Indicator Light>INSPECTION>CHECK SECURITY INDICATOR LIGHT CIRCUIT .
CHECK KEY SWITCH .
Insert the ignition key in the ignition switch. (OFF or ACC)

Does the security indicator light remain blinking?

Yes: Check the key switch circuit. Ref. to IMMOBILIZER (DIAGNOSTICS)>Diagnostics Chart for Security Indicator Light>INSPECTION>CHECK KEY SWITCH CIRCUIT .

No: Go to 4.
CHECK SECURITY INDICATOR LIGHT .
Check the security indicator light status in the condition of step 3.

Does the security indicator light go off?

Yes: Go to 7.

No: Go to 5.
CHECK SECURITY INDICATOR LIGHT .
Turn the ignition switch to ON.

Does the security indicator light go off?

Yes: Go to 7.

No: Go to 6.
CHECK ENGINE START .
Turn the ignition switch to START.

Does the starter operate?

Yes: Check the LAN communication system. Ref. to LAN SYSTEM (DIAGNOSTICS)>BASIC DIAGNOSTIC PROCEDURE .

No: Go to 8.
CHECK ENGINE START .
Turn the ignition switch to START.

Does the engine start?

Yes: Immobilizer system is normal.

No: Go to 9.
CHECK DTC .
Read the DTC of body integrated unit and ECM and time stamp using Subaru Select Monitor. Ref. to IMMOBILIZER (DIAGNOSTICS)>Diagnostic Trouble Code (DTC) .

NOTE: For time stamp, refer to "LAN SYSTEM". Ref. to LAN SYSTEM (DIAGNOSTICS)>General Description>CAUTION>TIME STAMP .

Are any DTCs displayed?

Yes: Go to 10.

No: Replace the body integrated unit. Ref. to SECURITY AND LOCKS>BODY INTEGRATED UNIT .
CHECK DTC .
Read the DTC of body integrated unit and ECM and time stamp using Subaru Select Monitor. Ref. to IMMOBILIZER (DIAGNOSTICS)>Diagnostic Trouble Code (DTC) .

NOTE: For time stamp, refer to "LAN SYSTEM". Ref. to LAN SYSTEM (DIAGNOSTICS)>General Description>CAUTION>TIME STAMP .

Are any DTCs displayed?

Yes: Go to 10.

No: Perform the diagnosis for engine system. Ref. to ENGINE (DIAGNOSTICS) (H4DO)>Basic Diagnostic Procedure>PROCEDURE>ENGINE .
CHECK FREEZE FRAME DATA .
Using the Subaru Select Monitor, check the Freeze Frame Data.

Are the data recorded?

Yes: Record the data. Go to 11.

No: Go to 11.
CHECK DTC .
Check the displayed DTC.

Are DTCs irrelevant to the immobilizer displayed?

Yes: Perform the diagnosis according to DTCs irrelevant to the immobilizer first.

No: Go to 12.
PERFORM DIAGNOSIS .
1. Inspect using the "Diagnostic Procedure with Diagnostic Trouble Code (DTC)". Ref. to IMMOBILIZER (DIAGNOSTICS)>Diagnostic Procedure with Diagnostic Trouble Code (DTC) .
2. Repair the trouble cause.
3. Clear the memory. Ref. to IMMOBILIZER (DIAGNOSTICS)>Clear memory .
4. Read DTCs again. Ref. to IMMOBILIZER (DIAGNOSTICS)>Diagnostic Trouble Code (DTC) .
Are any DTCs displayed?

Yes: Inspect using the "Diagnostic Procedure with Diagnostic Trouble Code (DTC)". Ref. to IMMOBILIZER (DIAGNOSTICS)>Diagnostic Procedure with Diagnostic Trouble Code (DTC) .

No: Finish the diagnosis.