Subaru Legacy BN/BS (2015-2019) Service Manual: Maintenance mode

Subaru Legacy BN/BS (2015-2019) Service Manual / Vehicle dynamics control (vdc) / Vdc control module and hydraulic control unit (vdccm&h u) / Maintenance mode

1. BRAKE MAINTENANCE MODE

NOTE:

For brake maintenance mode, refer to “PARKING BRAKE” section. Parking Brake System > OPERATION

2. VDCCM PARAMETER READING

1. Perform reading of parameter.

(1) Connect the Subaru Select Monitor to data link connector.

NOTE:

For detailed operation procedures, refer to “Application help”.

(2) Turn the ignition switch to ON.

(3) On «Start» display, select «Diagnosis».

(4) On «Vehicle selection» display, input the target vehicle information and select «Confirmed».

(5) On «Main Menu» display, select «Each System».

(6) On «Select System» display, select «Brake Control System» and select «Enter».

(7) On «Select Function» display, select «Work Support».

(8) On «Work Support» display, select «Reading of parameter: ECM to SSM».

2. Save and close the file.

3. VDCCM PARAMETER WRITING

1. Perform writing of parameter.

(1) Connect the Subaru Select Monitor to data link connector.

NOTE:

For detailed operation procedures, refer to “Application help”.

(2) Turn the ignition switch to ON.

(3) On «Start» display, select «Diagnosis».

(4) On «Vehicle selection» display, input the target vehicle information and select «Confirmed».

(5) On «Main Menu» display, select «Each System».

(6) On «Select System» display, select «Brake Control System» and select «Enter».

(7) On «Select Function» display, select «Work Support».

(8) On «Work Support» display, select «Writing of parameter: SSM to ECM».

2. Open the file saved in the «Reading of parameter: ECM to SSM» procedure.

3. When the confirmation screen indicating the vehicle information appears, check that the correct applied model and grade are displayed and click the «OK» button.

4. VDCCM PARAMETER SELECTION

NOTE:

• When the VDCCM&H/U is replaced with a replacement part, be sure to perform the parameter selection/registration to the VDCCM&H/U using this function.

• To check the applied model, refer to the “Model number plate” attached to the vehicle.

• If you entered a wrong applied model, you can re-write it.

• When the registration has not been performed, the DTC code “Parameter” is detected together with the ABS/EBD/VDC warning light illumination.

• This function can be used for the replacement part of VDCCM&H/U.

1. Perform selection of parameter.

(1) Connect the Subaru Select Monitor to data link connector.

NOTE:

For detailed operation procedures, refer to “Application help”.

(2) Turn the ignition switch to ON.

(3) On «Start» display, select «Diagnosis».

(4) On «Vehicle selection» display, input the target vehicle information and select «Confirmed».

(5) On «Main Menu» display, select «Each System».

(6) On «Select System» display, select «Brake Control System» and select «Enter».

(7) On «Select Function» display, select «Work Support».

(8) On «Work Support» display, select «Selection of Parameter».

2. Check the applied model and option code indicated on the “Model number plate”.

3. Enter the applied model of 7-digit alphanumeric characters and press the [Enter] key.

4. When the option code input screen appears after entering the applied model, enter the option code consisting of 4-digit alphanumeric characters, and press the «Enter» key. When the option code is 3 digits, add “0” (zero) in front and enter the code as 4 digits.

5. When the confirmation screen indicating the vehicle information appears, check that the correct applied model and grade are displayed and click the «OK» button.

NOTE:

When the displayed applied model and grade are different from those of the vehicle, perform registration operations again after clicking the [OK] button.

6. Execute the Clear Memory Mode after parameter selection and registration operations because the DTC for “Parameter selection error” is memorized. Clear Memory Mode

5. VDCCM PARAMETER CHECK

NOTE:

The parameter data registered in the VDCCM is shown on the display.

1. Perform confirming on parameter.

(1) Connect the Subaru Select Monitor to data link connector.

NOTE:

For detailed operation procedures, refer to “Application help”.

(2) Turn the ignition switch to ON.

(3) On «Start» display, select «Diagnosis».

(4) On «Vehicle selection» display, input the target vehicle information and select «Confirmed».

(5) On «Main Menu» display, select «Each System».

(6) On «Select System» display, select «Brake Control System» and select «Enter».

(7) On «Select Function» display, select «Work Support».

(8) On «Work Support» display, select «Confirm on parameter».

2. Check that the applied model and grade of the relevant vehicle are included, and click the «OK» button.

3. If the applied model and grade of the target vehicle are not included, perform “parameter selection and registration”. VDC Control Module and Hydraulic Control Unit (VDCCM&H/U) > MAINTENANCE MODE

Vdc control module and hydraulic control unit (vdccm&h u)

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