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HOMESERVICE MANUALSSUBARU2016LEGACY 2.5IREPAIR AND DIAGNOSISBODY & FRAMEDOOR LOCKSSECURITY AND LOCKS - KEYLESS ACCESS (W/PUSH BUTTON START) (DIAGNOSTICS)DIAGNOSTIC PROCEDURE WITH DIAGNOSTIC TROUBLE CODE (DTC)DTC B2779 REMOTE CONTROL ENGINE STARTER COLLATIONTROUBLE SYMPTOM
2016 Subaru Legacy 2.5i

DTC B2779 Remote Control Engine Starter Collation: Trouble Symptom

2016 Subaru Legacy 2.5iSECTION Trouble Symptom

Remote engine starter does not function.

DIAGNOSTICS PROCEDURE

Step Check Yes No
1 REGISTER THE REMOTE ENGINE STARTER. 
  1. Clear the DTC. < Ref. to CLEAR MEMORY MODE . >
  2. Register the remote engine starter using the Subaru Select Monitor. (Refer to the "REGISTRATION MANUAL FOR IMMOBILIZER" provided as a separate volume.)
    NOTE: When the registration failed, refer to "Correspondence table when registration is not possible" in "REGISTRATION MANUAL FOR IMMOBILIZER" provided as a separate volume.
  3. Read the DTC again. < Ref. to READ DIAGNOSTIC TROUBLE CODE (DTC) . >
 Is B2779 displayed? Replace the remote engine starter. Even if DTC is displayed, the circuit has returned to a normal condition at this time. Reproduce the failure, and then perform the diagnosis again.
NOTE: In this case, temporary poor contact of connector, temporary open or short circuit of harness may be the cause.
RENDER: 1.0x

NO RELATED

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Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • • You smell fuel, burning insulation, or see smoke.
  • • Brakes feel soft, pull hard to one side, or make grinding noises.
  • • The engine overheats, stalls repeatedly, or misfires under load.
  • • You are missing required tools, torque specs, or safe lifting equipment.
  • • You are not confident in the next step or safety outcome.