Honda Civic manuals

Subaru Legacy Service Manual: Inspection mode procedure

It is possible to diagnose the DTC by performing the indicated inspection mode. After correcting the DTC, perform a necessary inspection mode and make sure that the function is resumed correctly and the DTC is recorded.

1. INSPECTION MODE 1

DTC

Item

Note

B1010

BODY CONTROL SYSTEM (BIU) MALFUNCTION

B1011

BATTERY CONTROL POWER SUPPLY

Diagnostic procedure:

1. Perform the Clear Memory Mode. Clear Memory Mode

2. Read the DTC and check that the DTC is not displayed. Read Diagnostic Trouble Code (DTC)

NOTE:

If the DTC is displayed on the screen, the trouble is still present. Perform the diagnosis according to DTC. After solving the DTC, repeat from step 1).

3. Disconnect and reconnect the battery, and then wait for one minute or more.

4. Read the DTC and check that the DTC is not displayed. Read Diagnostic Trouble Code (DTC)

NOTE:

If the DTC is displayed on the screen, the trouble is still present. Perform the diagnosis according to DTC.

2. INSPECTION MODE 2

DTC

Item

Note

B1012

BATTERY BACKUP POWER SUPPLY

Diagnostic procedure:

1. Perform the Clear Memory Mode. Clear Memory Mode

2. Read the DTC and check that the DTC is not displayed. Read Diagnostic Trouble Code (DTC)

NOTE:

If the DTC is displayed on the screen, the trouble is still present. Perform the diagnosis according to DTC. After solving the DTC, repeat from step 1).

3. Disconnect and reconnect the back-up fuse, and then wait for one minute or more.

4. Read the DTC and check that the DTC is not displayed. Read Diagnostic Trouble Code (DTC)

NOTE:

If the DTC is displayed on the screen, the trouble is still present. Perform the diagnosis according to DTC.

3. INSPECTION MODE 3

DTC

Item

Note

B1013

IGNITION POWER

Diagnostic procedure:

1. Perform the Clear Memory Mode. Clear Memory Mode

2. Read the DTC and check that the DTC is not displayed. Read Diagnostic Trouble Code (DTC)

NOTE:

If the DTC is displayed on the screen, the trouble is still present. Perform the diagnosis according to DTC. After solving the DTC, repeat from step 1).

3. After the ignition switch is ON, wait for one minute or more.

4. Read the DTC and check that the DTC is not displayed. Read Diagnostic Trouble Code (DTC)

NOTE:

If the DTC is displayed on the screen, the trouble is still present. Perform the diagnosis according to DTC.

4. INSPECTION MODE 4

DTC

Item

Note

B1014

ACC POWER

Diagnostic procedure:

1. Perform the Clear Memory Mode. Clear Memory Mode

2. Read the DTC and check that the DTC is not displayed. Read Diagnostic Trouble Code (DTC)

NOTE:

If the DTC is displayed on the screen, the trouble is still present. Perform the diagnosis according to DTC. After solving the DTC, repeat from step 1).

3. After ACC is ON, wait for one minute or more.

4. Read the DTC and check that the DTC is not displayed. Read Diagnostic Trouble Code (DTC)

NOTE:

If the DTC is displayed on the screen, the trouble is still present. Perform the diagnosis according to DTC.

5. INSPECTION MODE 5

DTC

Item

Note

B1015

KEY INTERLOCK CIRCUIT

CVT model without keyless access with push button start system

Diagnostic procedure:

1. Perform the Clear Memory Mode. Clear Memory Mode

2. Read the DTC and check that the DTC is not displayed. Read Diagnostic Trouble Code (DTC)

NOTE:

If the DTC is displayed on the screen, the trouble is still present. Perform the diagnosis according to DTC. After solving the DTC, repeat from step 1).

3. After the ignition switch is ON, press the shift knob switch and wait for 10 seconds or more.

4. Read the DTC and check that the DTC is not displayed. Read Diagnostic Trouble Code (DTC)

NOTE:

If the DTC is displayed on the screen, the trouble is still present. Perform the diagnosis according to DTC.

6. INSPECTION MODE 6

DTC

Item

Note

B1016

SHIFT LOCK CIRCUIT

CVT model

Diagnostic procedure:

1. Perform the Clear Memory Mode. Clear Memory Mode

2. Read the DTC and check that the DTC is not displayed. Read Diagnostic Trouble Code (DTC)

NOTE:

If the DTC is displayed on the screen, the trouble is still present. Perform the diagnosis according to DTC. After solving the DTC, repeat from step 1).

3. After the ignition switch is ON, wait for 10 seconds or more without depressing the brake pedal. Or, after the ignition switch is ON, press the shift knob switch with the brake pedal depressed and wait for 10 seconds or more.

4. Read the DTC and check that the DTC is not displayed. Read Diagnostic Trouble Code (DTC)

NOTE:

If the DTC is displayed on the screen, the trouble is still present. Perform the diagnosis according to DTC.

7. INSPECTION MODE 7

DTC

Item

Note

B1401

METER COLLATION

Model without keyless access with push button start system / model without immobilizer CM

B1402

IMMOBILIZER KEY COLLATION

Model without keyless access with push button start system / model without immobilizer CM

B1407

MET COMMUNICATION

Model without keyless access with push button start system / model without immobilizer CM

B1408

METER NON-VOLATILE MEMORY

Model without keyless access with push button start system / model without immobilizer CM

B1410

TRANSPONDER COMMUNICATION

Model without keyless access with push button start system / model without immobilizer CM

B1411

IMMOBILIZER ANTENNA

U0073

CAN FAILURE, BUS ‘OFF’ DETECTION

U0074

CONTROL MODULE COMMUNICATION BUS "BODY-CAN" OFF

U0100

LOST COMMUNICATION WITH ECM/PCM "A"

U0122

LOST COMMUNICATION WITH VEHICLE DYNAMICS CONTROL MODULE

U0128

LOST COMMUNICATION WITH PARK BRAKE CONTROL MODULE

U0131

LOST COMMUNICATION WITH POWER STEERING CONTROL MODULE

U0151

LOST COMMUNICATION WITH RESTRAINTS CONTROL MODULE

U0155

LOST COMMUNICATION WITH INSTRUMENT PANEL CLUSTER (IPC) CONTROL MODULE

U0167

LOST COMMUNICATION WITH IMMOBILIZER CONTROL MODULE

Model without keyless access with push button start system / model without immobilizer CM

U0327

SOFTWARE INCOMPATIBILITY WITH VEHICLE SECURITY CONTROL MODULE

Model with keyless access with push button start system

U0401

INVALID DATA RECEIVED FROM ECM/PCM "A"

U0416

INVALID DATA RECEIVED FROM VEHICLE DYNAMICS CONTROL MODULE

U0423

INVALID DATA RECEIVED FROM INSTRUMENT PANEL CLUSTER CONTROL MODULE

U0426

INVALID DATA RECEIVED FROM IMMOBILIZER CONTROL MODULE

Model without keyless access with push button start system / model without immobilizer CM

U0427

INVALID DATA RECEIVED FROM VEHICLE SECURITY CONTROL MODULE

Model with keyless access with push button start system

U1673

LIN COMMUNICATION BUS ERROR BODY CONTROL MODULE

Depends on the customize setting

U0101

LOST COMMUNICATION WITH TCM

Depends on the customize setting

U0164

LOST COMMUNICATION WITH HVAC CONTROL MODULE

Depends on the customize setting

U0169

LOST COMMUNICATION WITH SUNROOF CONTROL MODULE

Depends on the customize setting

U0208

LOST COMMUNICATION WITH SEAT MEMORY

Depends on the customize setting

U0230

LOST COMMUNICATION WITH POWER REAR GATE CONTROL MODULE

Depends on the customize setting

U0402

INVALID DATA RECEIVED FROM TCM

Depends on the customize setting

U0424

INVALID DATA RECEIVED FROM HVAC CONTROL MODULE

Depends on the customize setting

U123C

LOST COMMUNICATION WITH HIGH BEAM ASSIST CONTROL MODULE

Depends on the customize setting

U153D

INVALID DATA RECEIVED FROM HIGH BEAM ASSIST CONTROL MODULE

Depends on the customize setting

Diagnostic procedure:

1. Perform the Clear Memory Mode. Clear Memory Mode

2. Read the DTC and check that the DTC is not displayed. Read Diagnostic Trouble Code (DTC)

NOTE:

If the DTC is displayed on the screen, the trouble is still present. Perform the diagnosis according to DTC. After solving the DTC, repeat from step 1).

3. Turn the ignition switch OFF > ON, and wait for 10 seconds or more.

4. Read the DTC and check that the DTC is not displayed. Read Diagnostic Trouble Code (DTC)

NOTE:

If the DTC is displayed on the screen, the trouble is still present. Perform the diagnosis according to DTC.

8. INSPECTION MODE 8

DTC

Item

Note

B1107

CAN COMMUNICATION (BIU) STUCK

U1500

KEYLESS UART COM. MALFUNCTION

Diagnostic procedure:

1. Perform the Clear Memory Mode. Clear Memory Mode

2. Read the DTC and check that the DTC is not displayed. Read Diagnostic Trouble Code (DTC)

NOTE:

If the DTC is displayed on the screen, the trouble is still present. Perform the diagnosis according to DTC. After solving the DTC, repeat from step 1).

3. Disconnect and reconnect the battery and wait for one minute or more. Then turn the ignition switch OFF > ON and wait for 10 seconds or more.

4. Read the DTC and check that the DTC is not displayed. Read Diagnostic Trouble Code (DTC)

NOTE:

If the DTC is displayed on the screen, the trouble is still present. Perform the diagnosis according to DTC.

General diagnostic table inspection
Read the DTC using Subaru Select Monitor. Read Diagnostic Trouble Code (DTC) Or check the following data under the current data display screen.ItemOperationSpecificationsNoteYESNODiagnostic codeDTC i ...

List of diagnostic trouble code (dtc) list
DTCItemNoteB1010BODY CONTROL SYSTEM (BIU) MALFUNCTION Diagnostic Procedure with Diagnostic Trouble Code (DTC) > DTC B1010 BODY CONTROL SYSTEM (BIU) MALFUNCTIONB1011BATTERY CONTROL POWER SUPPLY Diagnos ...

Other materials:

Trailer towing tips
CAUTION  For models equipped with the BSD (Blind Spot Detection) and RCTA (Rear Cross Traffic Alert) driving support systems, when towing a trailer, press the BSD/ RCTA OFF switch to deactivate the system. The system may not operate properly due to the ...

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