Safety Warning

DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.

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HOMESERVICE MANUALSSUBARU2022IMPREZA BASE, 4D SEDAN, AUTOMATIC CVT TRANSREPAIR AND DIAGNOSIS (SINGLE PAGE)ACCESSORIES & EQUIPMENTEXTERIOR LIGHTSLIGHTING SYSTEMTURN SIGNAL LIGHT AND HAZARD LIGHT SYSTEMINSPECTIONCHECK TURN SIGNAL LIGHT SYSTEM

2022 Subaru Impreza Base, 4D Sedan, Automatic CVT Trans

Check Turn Signal Light System

2022 Subaru Impreza Base, 4D Sedan, Automatic CVT TransSECTION Check Turn Signal Light System

CHECK TURN SIGNAL LIGHT OPERATION .
1. Turn the ignition switch to ON.
2. Turn the turn signal light switch LH and RH to ON.
  Does the turn signal light blink?
  
  Yes: The turn signal light system is normal.
  
  No: Go to 2.
CHECK CURRENT DATA .
Display the data of [Left turn signal input] and [Right turn signal input] using Subaru Select Monitor. Ref. to BODY CONTROL (DIAGNOSTICS)>DATA MONITOR .

Does the display change as [OFF] ←→ [ON], when the turn signal switch is turned from

OFF to ON?

Yes: Check the body integrated unit and replace it if defective.
- Inspection: Ref. to BODY CONTROL (DIAGNOSTICS)>BASIC DIAGNOSTIC PROCEDURE .
- Replacement: Ref. to SECURITY AND LOCKS>BODY INTEGRATED UNIT .
No: Go to 3.
CHECK TURN SIGNAL SWITCH .
Check the turn signal switch. Ref. to LIGHTING SYSTEM>COMBINATION SWITCH (LIGHT)>INSPECTION .

Is the turn signal switch OK?

Yes: Go to 4.

No: Replace the combination switch (light).
CHECK HARNESS .
1. Disconnect the connectors of body integrated unit and combination switch (light).
2. Check the harness between body integrated unit and combination switch (light).
  Is harness normal?
  
  Yes: Check the body integrated unit and replace it if defective.
  - Inspection: Ref. to BODY CONTROL (DIAGNOSTICS)>BASIC DIAGNOSTIC PROCEDURE .
  - Replacement: Ref. to SECURITY AND LOCKS>BODY INTEGRATED UNIT .
  No: Repair or replace the harness.

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.