Honda Civic manuals

Subaru Legacy Service Manual: Basic diagnostic procedure procedure

CAUTION:

Remove foreign matter (dust, water, oil etc.) from the VDCCM&H/U connector during removal and installation.

NOTE:

To check the harness for open or short circuits, shake problem spot or connector.

Refer to “Check List for Interview”. Check List for Interview

STEPCHECKYESNO

1.CHECK PRE-INSPECTION.

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

2) Before performing diagnostics, check the component which might affect VDC or parking brake system problems. General Description > INSPECTION

Is the component that might influence the VDC or parking brake system problem normal-

Basic Diagnostic Procedure > PROCEDURE

Repair or replace each component.

2.CHECK INDICATION OF DTC.

1) Turn the ignition switch to OFF.

2) Connect the Subaru Select Monitor to data link connector.

3) Turn the ignition switch to ON and run the Subaru Select Monitor.

4) Read the DTC using the Subaru Select Monitor. Read Diagnostic Trouble Code (DTC) > OPERATION

NOTE:

If the communication function of the Subaru Select Monitor cannot be executed properly, check the communication circuit. Subaru Select Monitor > INSPECTION

Is DTC displayed on Subaru Select Monitor-

Record the DTC, time stamp and freeze frame data. Basic Diagnostic Procedure > PROCEDURE

NOTE:

For the time stamp, refer to LAN section. General Description > CAUTION

Depending on DTCs, time stamp may not be stored.

Basic Diagnostic Procedure > PROCEDURE

3.PERFORM GENERAL DIAGNOSTICS.

1) Perform the inspection by referring to “General Diagnostic Table”. General Diagnostic Table > INSPECTION

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

3) Perform the Inspection Mode. Inspection Mode > PROCEDURE

4) Read the DTC. Read Diagnostic Trouble Code (DTC) > OPERATION

5) Check that the DTC is not displayed.

Do the VDC warning light & VDC indicator light, VDC OFF indicator light and ABS warning light go off after starting the engine-
Do the electronic parking brake operation indicator light and hill hold indicator light go off with the electronic parking brake disengaged-

Finish the diagnosis.

Check the combination meter circuit. Warning Light Illumination Pattern > ABS WARNING LIGHT DOES NOT GO OFF Warning Light Illumination Pattern > VDC WARNING LIGHT AND VDC INDICATOR LIGHT DO NOT GO OFF Warning Light Illumination Pattern > VDC OFF INDICATOR LIGHT DOES NOT GO OFF Warning Light Illumination Pattern > ELECTRONIC PARKING BRAKE INDICATOR LIGHT, HILL HOLD INDICATOR LIGHT DO NOT GO OFF

4.PERFORM DIAGNOSIS.

1) Refer to “List of Diagnostic Trouble Code (DTC)”.

NOTE:

For the DTC list, refer to “List of Diagnostic Trouble Code (DTC)”. List of Diagnostic Trouble Code (DTC) > LIST

2) Correct the cause of trouble.

3) Perform the Clear Memory Mode. Clear Memory Mode > OPERATION

4) Perform the Inspection Mode. Inspection Mode > PROCEDURE

5) Read the DTC. Read Diagnostic Trouble Code (DTC) > OPERATION

Is DTC displayed-

Repeat step 4 until DTC is not shown.

Finish the diagnosis.

Vehicle dynamics control (vdc) (diagnostics)
...

Clear memory mode operation
1. On «Start» display, select «Diagnosis».2. On «Vehicle selection» display, input the vehicle information and select «Confirmed».3. On «Main Menu» display, select «Each System Check».4. O ...

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DTC DETECTING CONDITION:Detected when two consecutive driving cycles with fault occur.TROUBLE SYMPTOM:• Engine stalls.• Improper idlingCAUTION:After servicing or replacing faulty parts, perform Clear Memory Mode Clear Memory Mode > OPERATION, and Inspection Mode Inspection Mode > PROCE ...

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