Diagnostic Procedure with Cancel Code: 22

Malfunction related to vehicle speed sensor is detected.

Diagnosis: 

Open or short circuit in the vehicle speed sensor system.

Trouble symptom:

Cruise control cannot be set. (Cancelled immediately.)

1. CHECK ABS OR VDC WARNING LIGHT. 
   1. Turn the ignition switch to ON.
   2. After the initial operation of the combination meter finished, check if the ABS or VDC warning light stays illuminated.

   Does the warning light stay illuminated?

   Yes:  Check the VDCCM.

   Ref. to VEHICLE DYNAMICS CONTROL (VDC) (DIAGNOSTICS)>BASIC DIAGNOSTIC PROCEDURE .

   No:  Go to  2.

2. CHECK DTC OF LAN COMMUNICATION CIRCUIT. 

   Read the DTC of body integrated unit using Subaru Select Monitor. Ref. to BODY CONTROL SYSTEM (DIAGNOSTICS)>READ DIAGNOSTIC TROUBLE CODE (DTC) .

   Is DTC displayed?

   Yes:  Perform inspection according to DTC.

   No:  Replace the ECM.

   Ref. to FUEL INJECTION (FUEL SYSTEMS) (W/O STI)>ENGINE CONTROL MODULE (ECM) . Ref. to FUEL INJECTION (FUEL SYSTEMS) (STI)>ENGINE CONTROL MODULE (ECM) .