Toyota Sienna Quiz
Engine hood / door

Problem symptoms table

In this manual: Engine hood / door
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
18steps
~108min
4/5difficulty
Done 0 of 18

POWER BACK DOOR SYSTEM

Symptom

Suspected Area
Power back door does not operate when switch* is pressed (* Switch indicates the satellite switch for power back door)
  1. ECU-B fuse
  2. Power back door main switch
  3. Satellite switch
  4. Power back door touch sensor LH
  5. Power back door touch sensor RH
  6. Power back door drive unit
  7. Back door lock assembly
  8. Power back door ECU
  9. Driver Side J/B assembly (multiplex network body ECU)
  10. Wire harness
Jam protection function is activated while power back door is operating (for some reasons*) (* It may be caused by ill-fitting back door, faulty touch sensor or faulty pulse sensor)
  1. Fitting condition of back door
  2. Power back door touch sensor LH
  3. Power back door touch sensor RH
  4. Power back door ECU
  5. Wire harness
Power back door warning buzzer does not sound
  1. Power back door warning buzzer
  2. Power back door ECU
  3. Wire harness

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