LAN SYSTEM (DIAGNOSTICS) > Diagnostic Procedure with Diagnostic Trouble Code (DTC)

DTC U1213 CAN-HS VDC/ABS DATA ABNORMAL

DTC DETECTING CONDITION:

Received error data from VDC/ABS CM.

TROUBLE SYMPTOM:

ABS warning light and VDC warning light illuminate.

WIRING DIAGRAM:

• Gasoline engine model

• Diesel engine model

STEPCHECKYESNO

1.CHECK DTC.

Using the Subaru Select Monitor, read all DTCs.

Is there DTC U1202?

Perform the diagnosis according to DTC.

2.CHECK DTC.

Read the DTC of body integrated unit using Subaru Select Monitor.

Is U1213 a current malfunction?

3.CHECK DTC.

1) Turn the ignition switch to OFF.

2) Disconnect the VDC/ABS CM connector.

3) Connect the disconnected connectors.

4) Turn the ignition switch to ON.

5) Read the DTC of body integrated unit using Subaru Select Monitor.

Is U1213 a current malfunction?

Replace the VDC/ABS CM.

4.CHECK HARNESS.

1) Turn the ignition switch to OFF.

2) Shake the harness used for CAN communication circuit.

3) Turn the ignition switch to ON.

4) Read the DTC of body integrated unit using Subaru Select Monitor.

Is U1213 a current malfunction?

Repair or replace the harness.

5.CHECK CONNECTOR.

1) Turn the ignition switch to OFF.

2) Disconnect the connector that is connected to high speed CAN circuit.

Is there poor contact of connector terminal?

Repair the connector terminal, or replace harness.

It is possible that temporary poor contact occurs.