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HOMESERVICE MANUALSSUBARU2014IMPREZA SPORT LIMITEDREPAIR AND DIAGNOSISBODY & FRAMEDOOR LOCKSSECURITY AND LOCKSKEYLESS ENTRY SYSTEMINSPECTIONCHECK IGNITION SWITCH ILLUMINATION
2014 Subaru Impreza Sport Limited

Check Ignition Switch Illumination

2014 Subaru Impreza Sport LimitedSECTION Check Ignition Switch Illumination
Step Check Yes No
1 CHECK IGNITION CIRCUIT. 
Check the ignition circuit. < Ref. to CHECK IGNITION SWITCH CIRCUIT , INSPECTION, Security System.>		 Is the switch circuit normal? Go to step 2  . Repair or replace.
2 CHECK DOOR SWITCH CIRCUIT. 
Inspect door switch circuit. < Ref. to CHECK DOOR SWITCH , INSPECTION, Keyless Entry System.>		 Is the switch circuit normal? Go to step 3  . Repair or replace.
3 CHECK FUSE. 
Remove and visually check fuse No. 14 (in the main fuse box).		 Is the fuse blown out? Replace the fuse with a new part. Go to step 4  .
4 CHECK HARNESS. 
  1. Disconnect the ignition switch illumination connector.
    NOTE: The ignition switch illumination is integrated into the immobilizer antenna.
  2. Measure the voltage between ignition switch illumination connector and chassis ground.

    Connector & terminal (B415) No. 2 (+) - Chassis ground (-): 

 Is the voltage 10 V or more? Go to step 5  . Check the harness for open or short circuits between the ignition switch illumination and fuse.
5 CHECK IGNITION SWITCH ILLUMINATION CIRCUIT. 
  1. Disconnect the connector of body integrated unit.
  2. Check the harness between body integrated unit and ignition switch illumination.

    Connector & terminal (B280) No. 25 - (B415) No. 6: 

 Is harness normal? Go to step 6  . Check the harness for open circuits and shorts between the body integrated unit and ignition switch illumination.
6 CHECK IGNITION SWITCH ILLUMINATION BULB. 
Apply battery voltage between terminals of the bulb.
Terminals No. 2 (+) - No. 6 (-): 		 Does the bulb illuminate? Replace the body integrated unit. < Ref. to BODY INTEGRATED UNIT .> Replace the immobilizer antenna. < Ref. to REMOVAL , Immobilizer Antenna.>
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.