Honda Civic manuals

Subaru Legacy BN/BS (2015-2019) 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

B1401

METER COLLATION

B1402

IMMOBILIZER KEY COLLATION

B1407

MET COMMUNICATION

B1408

METER NON-VOLATILE MEMORY

B1410

TRANSPONDER COMMUNICATION

B1411

IMMOBILIZER ANTENNA

B1413

IMMOBILIZER CONTROL MODULE BATTERY 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. Remove the ignition key from the ignition switch, and insert again.

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

5. 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

B1412

IMMOBILIZER CONTROL MODULE CAN REGISTER STUCK

B1414

IMMOBILIZER CONTROL MODULE NON-VOLATILE MEMORY

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. Turn the ignition switch to ON.

5. 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

B1570

ANTENNA

B1571

REFERENCE CODE INCOMPATIBILITY (IMMOBILIZER CM TO ECM)

B1572

IMM CIRCUIT EXCEPT ANTENNA CIRCUIT

B1574

KEY COMMUNICATION

B1575

INCORRECT IMMOBILIZER KEY

B1576

EGI CONTROL MODULE EEPROM

B1577

IMM CONTROL MODULE EEPROM

B1578

METER

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. Start the engine, and then run the engine at idle for 10 seconds or more. Or, disconnect and reconnect the battery, 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.

Immobilizer control module i o signal wiring diagram
1. IMMOBILIZERRefer to “Immobilizer System” in the wiring diagram. Immobilizer System > WIRING DIAGRAM ...

List of diagnostic trouble code (dtc) list
NOTE:If DTCs irrelevant to the immobilizer are detected, perform diagnosis according to the DTCs irrelevant to the immobilizer first.1. ECMDTCItemNoteB1570ANTENNA Diagnostic Procedure with Diagnostic ...

Other materials:

List of diagnostic trouble code (dtc) list
DTCItemNoteU0073CAN FAILURE, BUS ‘OFF’ DETECTION Diagnostic Procedure with Diagnostic Trouble Code (DTC) > DTC U0073 CONTROL MODULE COMMUNICATION BUS OFFU0074CONTROL MODULE COMMUNICATION BUS "BODY-CAN" OFF Diagnostic Procedure with Diagnostic Trouble Code (DTC) > DTC U0074 CONTROL MODULE ...

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