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HOMESERVICE MANUALSSUBARU2014OUTBACK 2.5I, STANDARD TRANSREPAIR AND DIAGNOSISBODY & FRAMEDOOR LOCKSSECURITY AND LOCKS - KEYLESS ACCESS (W/PUSH BUTTON START) (DIAGNOSTICS)DIAGNOSTIC PROCEDURE WITH DIAGNOSTIC TROUBLE CODE (DTC)DTC B1571 REFERENCE CODE INCOMPATIBILITYDIAGNOSTIC PROCEDURE
2014 Subaru Outback 2.5i, Standard Trans

Diagnostic Procedure

2014 Subaru Outback 2.5i, Standard TransSECTION Diagnostic Procedure
DIAGNOSTIC PROCEDURE

Step Check Yes No
1 CHECK ECM. 
Perform ECM registration. Refer to the "REGISTRATION MANUAL FOR IMMOBILIZER".		 Is ECM registration finished?
And does the engine start?		 System is normal. Go to step 2  .
2 REPLACE ECM. 
  1. Install the ECM from other normal operating vehicle (with push button start) which use same ECM to the vehicle to be diagnosed.
  2. Perform ECM registration. Refer to the "REGISTRATION MANUAL FOR IMMOBILIZER".
 Is ECM registration finished? And does the engine start? Replace the ECM. < Refer to REMOVAL , Engine Control Module (ECM). > Install the ECM from other vehicle to the original vehicle. Replace Keyless access CM (model without ID code box), < Refer to KEYLESS ACCESS CM . > or replace ID code box (model with ID code box). < Refer to REMOVAL , ID Code Box. >
RENDER: 1.0x

NO RELATED

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When to See a Mechanic

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.