2020 Subaru WRX BaseFACTORY OEM SERVICE PROCEDURE

Multi-Function Display (Diagnostics): General Description: Inspection

Before performing the diagnosis, check the following items which may cause problems relating the wiper or light.

  1. Check the battery. Refer to STARTING/CHARGING SYSTEMS(W/O STI)>BATTERY>INSPECTION . Refer to STARTING/CHARGING SYSTEMS(STI)>BATTERY>INSPECTION .
  2. Check the fuse condition. Refer to INSTRUMENTATION/DRIVER INFO>RELAY AND FUSE .
  3. Check the connecting condition of harness and harness connector.
Factory Service Tools

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When to See a Mechanic

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

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

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