VDC Off Indicator Light Does Not Go Off

Detecting condition:

Trouble symptom:

VDC OFF indicator light does not go off when starting the engine.

Wiring diagram:

NOTE: For the coupling connector, refer to "WIRING SYSTEM".

Vehicle dynamics control system <Ref. to VEHICLE DYNAMICS CONTROL SYSTEM .>

Fig 1: Vehicle Dynamics Control System - Wiring Diagram

Courtesy of SUBARU OF AMERICA, INC.

Step	Check	Yes	No
1 READ DTC. Read the DTC. <Ref. to READ DIAGNOSTIC TROUBLE CODE (DTC) .>	Is DTC displayed?	Perform the diagnosis according to DTC. <Ref. to LIST OF DIAGNOSTIC TROUBLE CODE (DTC) .>	Go to step 2.
2 CHECK VDC OFF SWITCH. Connect the Subaru Select Monitor, and display the current data of VDCCM with the engine started.	Does «OFF SW Signal» change according to operation of VDC OFF switch?	Go to step 5.	Go to step 3.
3 CHECK VDC OFF SWITCH. Remove and check VDC OFF switch. <Ref. to VDC OFF SWITCH .>	Is the check result OK?	Go to step 4.	Replace the VDC OFF switch.
4 CHECK VDC OFF SWITCH CIRCUIT. Disconnect the connector from the VDCCM & H/U. Measure the resistance between VDCCM & H/U connector and chassis ground. Connector & terminal (B310) No. 1 - Chassis ground:	Is the resistance less than 10 Ω?	Check the VDC OFF switch circuit.	Go to step 5.
5 CHECK LAN SYSTEM. Perform the diagnosis for LAN system. <Ref. to BASIC DIAGNOSTIC PROCEDURE .>	Is there any fault in LAN system?	Perform the diagnosis according to DTC for LAN system. <Ref. to LIST OF DIAGNOSTIC TROUBLE CODE (DTC) .>	Go to step 6.
6 CHECK COMBINATION METER. Check the combination meter. <Ref. to SELF-DIAGNOSIS DISPLAY MODE , OPERATION, Combination Meter System.>	Is the check result OK?	Replace the VDCCM & H/U. <Ref. to VDC CONTROL MODULE AND HYDRAULIC CONTROL UNIT (VDCCM & H/U) .>	Replace the combination meter. <Ref. to COMBINATION METER .>