Toyota Sienna Quiz
Mirror

Problem symptoms table

In this manual: Mirror
Introduction — 55Service specifications — 7Maintenance — 7Engine — 264U151e automatic transaxle — 108Transfer — 19Propeller shaft — 8Drive shaft — 14Differential — 16Axle — 18Suspension — 37Tire and wheel — 54Brake control — 141Parking brake — 16Steering Column — 11Power steering — 18Air conditioning — 106Supplemental restraint system — 146Seat belt — 22Theft deterrent — 14Engine immobiliser — 17Cruise control — 65Lighting — 61Wiper and washer — 13Door lock — 42Meter — 28Audio / visual — 94Navigation — 108Park assist / monitoring — 33Horn — 5Garage door opener — 42GR-FE Engine control system — 126Supplemental restraint system — 147Other system — 14Windshield / windowglass — 43Mirror — 23Instrument panel — 6Seat belt — 22Seat — 92Engine hood / door — 104Exterior — 39Interior — 5Sliding roof — 9Multiplex communication — 18Can communication — 23
31steps
~186min
4/5difficulty
Done 0 of 31

HINT:

  • Use the table below to help determine the cause of the problem symptoms. 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.
  • Inspect the fuses and relays related to this system before inspecting the suspected areas below.

Power Mirror Control System

Symptom

Suspected area
Power mirror cannot be adjusted manually
  1. ECU power source circuit
  2. Mirror switch circuit
  3. Mirror motor circuit
  4. Replace outer mirror control switch
  5. Replace outer mirror control ECU
Either driver side or passenger side power mirror cannot be adjusted manually.
  1. ECU power source circuit
  2. Mirror switch circuit
  3. Mirror motor circuit
  4. Replace outer mirror control switch
  5. Replace outer rear view mirror
  6. Replace outer mirror control ECU
Power mirrors do not move to memorized positions.
  1. ECU power source circuit
  2. Mirror switch circuit
  3. Mirror motor circuit
  4. Replace outer mirror control switch
  5. Replace outer rear view mirror
  6. Replace outer mirror control ECU
Foot lamp does not light up.
  1. Lighting System
    HINT: Front interior light, illumination and center console spots is abnormal light up.
  2. Foot light circuit
  3. Replace outer mirror control ECU
  4. Replace outer rear view mirror
Memory function does not operate.
  1. Position sensor circuit
  2. Replace power seat control ECU & power seat switch
  3. Replace outer mirror control ECU
  4. Replace outer rear view mirror
Automatic glare-resistant clectrochromic mirror system does not operate
  1. Inner rear view mirror
  2. Outer rear view mirror
  3. Wire harness
Mirror heater system does not operate.
  1. Check window defogger system
  2. Replace outer rear view mirror
  3. Wire harness

Test yourself

A quick Toyota Sienna quiz: every answer comes with an explanation and a link to the manual page.