Basic Diagnostic Procedure

Check the keyless entry system or keyless access with push button start system.

Does the keyless entry system or keyless access with push button start system operate normally?

Yes:  Go to  2.

No:  Check the keyless entry system or keyless access with push button start system.

• Keyless entry system: Refer to KEYLESS ENTRY (DIAGNOSTICS)>GENERAL DESCRIPTION>INSPECTION .
• Keyless access with push button start system: Refer to KEYLESS ACCESS WITH PUSH BUTTON START (DIAGNOSTICS)>GENERAL DESCRIPTION>INSPECTION .

1. Remove the key from ignition switch or turn the ignition switch to OFF, and close all doors and hood.
2. Check the status of security indicator light.
3. Press the LOCK button of the keyless transmitter or access key.
4. Check the security indicator light blinking patterns.

Is the security indicator light blinking patterns as follows?

• Before pressing the LOCK button: Blinks once within 3 seconds
• After pressing the LOCK button: When monitoring lag is set to 0 seconds, blinks twice within 0.5 seconds in 2 second intervals. When monitoring lag is set to 30 seconds: Blinks once every 0.4 seconds continuously for 30 seconds, then blinks twice every 0.5 seconds at 2 second intervals.

Yes:  Go to  4.

No:  Go to  3.

Change the setting of security system to ON using Subaru Select Monitor. Refer to SECURITY AND LOCKS>SECURITY SYSTEM>INSPECTION>SECURITY SYSTEM ON/OFF SETTING .

Is setting change completed correctly?

Yes:  Go to  4.

No:  Check Subaru Select Monitor communication, and if there is no problem, replace the body integrated unit.

• Inspection: Refer to BODY CONTROL (DIAGNOSTICS)>DIAGNOSTIC PROCEDURE FOR SUBARU SELECT MONITOR COMMUNICATION .
• Replacement: Refer to SECURITY AND LOCKS>BODY INTEGRATED UNIT .

1. Remove the key from ignition switch or turn the ignition switch to OFF, and close all doors and hood.
2. Press the LOCK button on the keyless transmitter or access key, then wait for 30 seconds.
3. Check the security indicator light blinking patterns.

Does the security indicator light blink twice within 0.5 seconds in 2 second intervals?

Yes:  Go to  5.

No:  Check the security indicator light. Refer to IMMOBILIZER (DIAGNOSTICS)>WARNING LIGHT ILLUMINATION PATTERN>INSPECTION .

1. Operate the driver's door lock switch to the UNLOCK side.
2. Open any door, front hood, trunk lid or rear gate.

Does the security alarm operate when opening any door, front hood, trunk lid, or rear gate?

Yes:  Go to  6.

No:  Check the following parts. Refer to SECURITY AND LOCKS>DOOR LOCK CONTROL SYSTEM>INSPECTION>SYMPTOM CHART .

• Door switches
• Trunk lid latch switch
• Rear gate latch switch
• Front hood latch switch

Check the security alarm operation status.

During the operation, does the horn keep sounding and the hazard light blink?

Yes:  Go to  7.

No:  Check the following parts.

• Horn: Refer to SECURITY AND LOCKS>SECURITY SYSTEM>INSPECTION>CHECK HORN .
• Hazard light: Refer to SECURITY AND LOCKS>SECURITY SYSTEM>INSPECTION>CHECK HAZARD LIGHT OPERATION .

Press the LOCK button of the transmitter or access key while the security alarm is operating.

Do the horn sound and the blinking of the hazard light stop?

Yes:  Go to  8.

No:  Replace the body integrated unit. Refer to SECURITY AND LOCKS>BODY INTEGRATED UNIT .

1. Press the UNLOCK button of the keyless transmitter or access key.
2. Change the setting of security system. Refer to SECURITY AND LOCKS>SECURITY SYSTEM>INSPECTION>SECURITY SYSTEM ON/OFF SETTING .

Is setting change completed correctly?

Yes:  Restore the security system settings to those before the diagnosis and finish the diagnosis.

No:  Check the following parts.

• Ignition switch circuit: Refer to SECURITY AND LOCKS>IGNITION KEY LOCK>INSPECTION .
• Door lock switch circuit: Refer to SECURITY AND LOCKS>DOOR LOCK CONTROL SYSTEM>INSPECTION>CHECK DOOR LOCK SWITCH .