FixVault

Inspection Mode 5

Code Description & trouble position Note
B2784 ANTENNA CIRCUIT (PUSH ENGINE SWITCH) -
B278A PUSH ENGINE SWITCH POWER SUPPLY CIRCUIT -

Diagnostic procedure:

  1. Check that the battery voltage is 12 V or more and fuel remains approx. half [20 - 40 L (5.3 - 10.6 US gal, 4.4 - 8.8 Imp gal)].
  2. Perform the clear memory for «Keyless Access with Push Button Start» using the Subaru Select Monitor. Refer to KEYLESS ACCESS WITH PUSH BUTTON START SYSTEM (DIAGNOSTICS)>CLEAR MEMORY .
  3. Read the DTC of «Keyless Access with Push Button Start» using Subaru Select Monitor and check that the DTC is not displayed. Refer to KEYLESS ACCESS WITH PUSH BUTTON START SYSTEM (DIAGNOSTICS)>DIAGNOSTIC TROUBLE CODE (DTC) .
    NOTE: If the DTC is displayed on the screen, the trouble is still present. Perform the diagnosis for the displayed DTCs. After solving the DTC, repeat from step  1.
  4. Press the push button ignition switch with no access key in the passenger room.
  5. Read the DTC of «Keyless Access with Push Button Start» using Subaru Select Monitor and check that the DTC is not displayed. Refer to KEYLESS ACCESS WITH PUSH BUTTON START SYSTEM (DIAGNOSTICS)>DIAGNOSTIC TROUBLE CODE (DTC) .
NOTE: If the DTC is displayed on the screen, the trouble is still present. Perform the diagnosis for the displayed DTCs. After solving the DTC, repeat from step  1.