Subaru Crosstrek manuals

Subaru Crosstrek Service Manual: Basic diagnostic procedure Procedure

KEYLESS ACCESS WITH PUSH BUTTON START SYSTEM (DIAGNOSTICS) > Basic Diagnostic Procedure

PROCEDURE

CAUTION:

Subaru Select Monitor kit is required for reading DTC, performing diagnosis and reading current data.

Before removal or installation, be sure to remove any foreign matter (dust, moisture, oil, etc.).

Registration of immobilizer may be needed after the replacement of control modules, etc. For detailed procedure, refer to the “REGISTRATION MANUAL FOR IMMOBILIZER” provided as a separate volume.

NOTE:

Using the Function Setting (Customize), check that the keyless access system is not in a cancelled state. Function Setting (Customize) > OPERATION">

Check List for Interview Check List for Interview">

STEPCHECKYESNO

1.CHECK BATTERY.

Using a tester, measure the voltage of the battery.

Is the voltage 11 V or more?

Basic Diagnostic Procedure > PROCEDURE">Go to Step 2.

Charge or replace the battery and perform check pre-inspection. Basic Diagnostic Procedure > PROCEDURE">Go to Step 2.

2.CHECK PRE-INSPECTION.

Use the interview check list to interview the user. Check List for Interview">

Was the symptoms of the trouble recorded in the interview?

Basic Diagnostic Procedure > PROCEDURE">Go to Step 3.

Interview the user again.

3.BASIC INSPECTION.

Perform the inspection for LAN system. Basic Diagnostic Procedure > PROCEDURE">

Is LAN system normal?

Basic Diagnostic Procedure > PROCEDURE">Go to Step 4.

Check it according to DTC of LAN system. Basic Diagnostic Procedure > PROCEDURE">

4.CHECK TROUBLE SYMPTOM.

1) Read DTC for «Keyless Access with Push Button Start». Read Diagnostic Trouble Code (DTC)">

NOTE:

If the communication function of the Subaru Select Monitor cannot be executed properly, check the communication circuit. Subaru Select Monitor > COMMUNICATION FOR INITIALIZING IMPOSSIBLE">

2) Record all DTCs, time stamp and freeze frame data.

NOTE:

For time stamp, refer to “LAN SYSTEM”. General Description > CAUTION">

Is DTC displayed on Subaru Select Monitor?

Perform diagnosis according to the DTC.

Basic Diagnostic Procedure > PROCEDURE">Go to Step 5.

5.CHECK PHENOMENON LIST.

Check the “Phenomenon List”. General Diagnostic Table">

Is there a symptom that corresponds in the phenomenon list?

Perform diagnosis according to the procedures in the phenomenon list.

Basic Diagnostic Procedure > PROCEDURE">Go to Step 6.

6.CHECK TROUBLE PHENOMENON.

1) Perform check of current data. Read Current Data">

2) Perform a function check. General Description > CAUTION">

3) Perform a unit check.

Was the trouble cause found?

Repair the cause of trouble.

Repeat a basic check again.

Communication for initializing impossible
KEYLESS ACCESS WITH PUSH BUTTON START SYSTEM (DIAGNOSTICS) > Subaru Select MonitorCOMMUNICATION FOR INITIALIZING IMPOSSIBLENOTE:Confirm that the LAN system is working properly before the diagnosis. ...

Check list for interview Check
KEYLESS ACCESS WITH PUSH BUTTON START SYSTEM (DIAGNOSTICS) > Check List for InterviewCHECKInspect the following items regarding the vehicle’s state.Keyless Access with Push Button Start Syste ...

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