Subaru Crosstrek Service Manual: Basic diagnostic procedure Procedure

CAUTION:

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

• Remove foreign matter (dust, water, oil, etc.) from the body integrated unit connector during removal and installation.

• 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.

• To check harness for open or short circuits, shake the suspected trouble spot or connector.

• Check List for Interview Check List for Interview">

1.CHECK PRE-INSPECTION.

Ask the customer when and how the trouble occurred using the interview check list. Check List for Interview">

Did you interview the customer?

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

Interview the customer.

2.BASIC INSPECTION.

Check components which might affect body control. General Description > INSPECTION">

Is the component that might influence the body control problem normal?

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

Repair or replace each component.

3.CHECK DTC.

1) Read the DTC. 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?

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

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

4.PERFORM GENERAL DIAGNOSTICS.

Inspect using the “General Diagnostic Table”. General Diagnostic Table">

Is result of inspection OK?

The body control system is normal.

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

5.PERFORM DIAGNOSIS.

1) Correct the cause of trouble.

2) Perform the Clear Memory Mode. Clear Memory Mode">

3) Read the DTC. Read Diagnostic Trouble Code (DTC)">

Is DTC displayed on Subaru Select Monitor?

Repeat step 5 until DTC is not shown.

Finish the diagnosis.

List

Check list for interview Check

Other materials:

Inspection
DIFFERENTIALS > Differential Gear OilINSPECTION1. Lift up the vehicle.2. Remove the filler plug, and then check the gear oil. Replace the gear oil if it is contaminated, deteriorated or cloudy. Differential Gear Oil > REPLACEMENT">3. Check that the gear oil level is within −5 mm ...

Assembly
STARTING/CHARGING SYSTEMS(H4DO) > StarterASSEMBLY1. Apply grease to the shaft sliding surfaces of the internal gear assembly.Grease:Multemp #6129 or equivalent2. Assemble the shaft to the internal gear assembly.3. Assemble the overrunning clutch as follows:(1) Apply grease to the spline portion o ...

Caution
DRIVE SHAFT SYSTEM > General DescriptionCAUTION• When performing any work, always wear work clothes, a work cap and protective shoes. Additionally, wear a helmet, protective goggles, etc. if necessary.• Remove contamination including dirt and corrosion before removal, installation, di ...