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HOMESERVICE MANUALSSUBARU2016LEGACY 2.5IREPAIR AND DIAGNOSISBODY & FRAMEDOOR LOCKSANTI-THEFT SYSTEM - SECURITY AND LOCKSKEYLESS ENTRY SYSTEMINSPECTIONCHECK KEYLESS TRANSMITTER BATTERY AND FUNCTION
2016 Subaru Legacy 2.5i

Check Keyless Transmitter Battery And Function

2016 Subaru Legacy 2.5iSECTION Check Keyless Transmitter Battery And Function
CAUTION: Be sure to reset keyless transmitter of other vehicles registered to the inspection target vehicle, and vehicles to which keyless transmitters were registered for inspection, to the condition before performing the inspection. (Re-register the keyless transmitters.)
DIAGNOSTIC PROCEDURE

Step Check Yes No
1 CHECK KEYLESS TRANSMITTER BATTERY. 
  1. Remove the battery from the keyless transmitter. < Ref. to REMOVAL , Keyless Transmitter. >
  2. Check the battery voltage. < Ref. to INSPECTION , Keyless Transmitter. >
 Is the voltage 2.5 V or more? Go to step 2  . Replace the keyless transmitter battery.
2 CHECK KEYLESS TRANSMITTER. 
Register the keyless transmitter which operates normally on other vehicles to the inspection target vehicle. < Ref. to REGISTRATION OF KEYLESS TRANSMITTER WITH SUBARU SELECT MONITOR , REPLACEMENT, Keyless Transmitter. >
  1. Close all doors and rear gate or trunk lid of inspection target vehicle.
  2. Using the keyless transmitter, lock and unlock the doors and rear gate, or unlock the trunk lid.
 Can lock and unlock of the doors and rear gate, or unlock of the trunk lid be performed properly on the inspection target vehicle? Go to step 3  . Due to vehicle malfunction, continue the keyless entry system diagnosis.
3 CHECK KEYLESS TRANSMITTER. 
Register the keyless transmitter of the inspected vehicle to another vehicle whose keyless system operates normally. < Ref. to REGISTRATION OF KEYLESS TRANSMITTER WITH SUBARU SELECT MONITOR , REPLACEMENT, Keyless Transmitter. >		 Is the keyless transmitter registered correctly? Go to step 4  . Replace the keyless transmitter and perform registration.
4 CHECK KEYLESS TRANSMITTER. 
Check the registered keyless transmitter.
  1. Close all doors and rear gate or trunk lid of the vehicle on which keyless system operates normally.
  2. Using the keyless transmitter, lock and unlock the doors and rear gate, or unlock the trunk lid.
 Can lock, unlock of doors and unlock of the trunk lid be performed properly on the vehicle? Keyless transmitter is OK. Replace the keyless transmitter and perform registration.
RENDER: 1.0x

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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.