DTC B1414: Immobilizer Control Module Non-Volatile Memory

Diagnosis start condition:

Battery voltage is 10 V or more
The remote engine starter was not used to start the engine.

DTC detecting condition:

Defective immobilizer Control Module
Failed to access the ROM in immobilizer Control Module.

Trouble symptom:

Engine will not start.

CAUTION: When the immobilizer Control Module is replaced, registration of the immobilizer system is required. For details, refer to the "REGISTRATION MANUAL FOR IMMOBILIZER" provided as a separate volume.

CHECK DTC .
1. Disconnect the ground terminal from battery sensor. Ref. to REPAIR CONTENTS>NOTE>BATTERY .
2. Wait for at least 10 seconds.
3. Connect the ground terminal to battery sensor. Ref. to REPAIR CONTENTS>NOTE>BATTERY .
4. Turn the ignition switch to ON.
5. Read the DTC of [Immobilizer] using the Subaru Select Monitor. Ref. to IMMOBILIZER (DIAGNOSTICS)>DIAGNOSTIC TROUBLE CODE (DTC) .
Is DTC B1414 displayed? (Current code)

Yes: Go to 2.

No: The system has returned to a normal condition at this time. Finish the diagnosis.
CHECK DTC .
1. Using the Subaru Select Monitor, perform the clear memory of [Immobilizer]. Ref. to COMMON (DIAGNOSTICS)>CLEAR MEMORY .
2. Disconnect the ground terminal from battery sensor. Ref. to REPAIR CONTENTS>NOTE>BATTERY .
3. Wait for at least 10 seconds.
4. Connect the ground terminal to battery sensor. Ref. to REPAIR CONTENTS>NOTE>BATTERY .
5. Turn the ignition switch to ON.
6. Read the DTC of [Immobilizer] using the Subaru Select Monitor. Ref. to IMMOBILIZER (DIAGNOSTICS)>DIAGNOSTIC TROUBLE CODE (DTC) .
Is DTC B1414 displayed? (Current code)

Yes: Replace the immobilizer Control Module. Ref. to SECURITY AND LOCKS>IMMOBILIZER Control Module .

No: The system has returned to a normal condition at this time. Finish the diagnosis.