Subaru Crosstrek manuals

Subaru Crosstrek Service Manual: Dtc b1010 body control system (biu) malfunction

BODY CONTROL SYSTEM (DIAGNOSTICS) > Diagnostic Procedure with Diagnostic Trouble Code (DTC)

DTC B1010 BODY CONTROL SYSTEM (BIU) MALFUNCTION

DTC DETECTING CONDITION:

System error in body integrated unit

TROUBLE SYMPTOM:

LAN communication immobilizer function may not be executed normally.

STEPCHECKYESNO

1.CHECK DTC.

Check DTC indicated by body integrated unit. Read Diagnostic Trouble Code (DTC)">

Is B1010 current malfunction?

Diagnostic Procedure with Diagnostic Trouble Code (DTC) > DTC B1010 BODY CONTROL SYSTEM (BIU) MALFUNCTION">Go to Step 2.

Temporary EEPROM access error occurred.

2.CHECK CONNECTOR.

1) Turn the ignition switch to OFF.

2) Disconnect the body integrated unit connector.

3) Connect the disconnected connectors.

4) Read the DTC of body integrated unit using Subaru Select Monitor. Read Diagnostic Trouble Code (DTC)">

Is B1010 current malfunction?

Replace the body integrated unit. Body Integrated Unit">

Temporary EEPROM access error occurred.

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Other materials:

Inspection
SECURITY AND LOCKS > Steering Lock CMINSPECTION1. Check if the steering lock is released when you start the engine using the push button ignition switch.2. If the system does not operate normally as the result of inspection, refer to “General Diagnostic Table” of the “KEYLESS AC ...

Stopping engine
Stop the vehicle completely. Move the select lever to the "P" position. Press the push-button ignition switch. The engine will stop, and the power will be switched off. WARNING Do not touch the push-button ignition switch during driving. When the push-button ignition switch is ...

Caution
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