2012 Toyota Matrix S, AWDFACTORY OEM SERVICE PROCEDURE

Problem Symptoms Table

HINT:Β 

Use the table below to help determine the cause of the problem symptom. The potential causes of the symptoms are listed in order of probability in the "Suspected Area" column of the table. Check each symptom by checking the suspected areas in the order they are listed. Replace parts as necessary.

POWER MIRROR CONTROL SYSTEM

Symptom Suspected Area See
Mirror does not operate ACC fuse Refer to PARTS LOCATIONΒ 
Outer mirror switch Refer to INSPECTION
Outer rear view mirror Refer to INSPECTION
Wire harness -
Mirror operates abnormally Outer mirror switch Refer to INSPECTION
Outer rear view mirror Refer to INSPECTION
Wire harness -
Mirror heater does not operate ACC fuse Refer to PARTS LOCATIONΒ 
MIR HTR fuse Refer to PARTS LOCATIONΒ 
Outer rear view mirror Refer to INSPECTION
Wire harness -
Window defogger system Refer to HOW TO PROCEED WITH TROUBLESHOOTING
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.