Windshield / windowglass

Problem symptoms table

15steps
~90min
4/5difficulty
Done 0 of 15

POWER WINDOW CONTROL SYSTEM (W/O JAM PROTECTION)

Symptom

Suspected Area

All power windows do not operate
  1. PWR fuse
  2. Power window relay (Marking: P/W)
  3. Ignition switch
  4. Power window regulator master switch
  5. Power window regulator motor assembly
  6. Wire harness
Only one power windows does not operate
  1. Power window regulator master switch
  2. Power window regulator switch (Front passenger)
  3. Power window regulator switch (Rear)
  4. Power window regulator motor assembly
  5. Wire harness
AUTO DOWN function does not operate
  1. Power window regulator master switch
  2. Power window regulator motor assembly
Window lock system does not operate
  1. Power window regulator master switch
Window cannot be operated after ignition switch OFF
  1. Front door courtesy switch assembly
  2. Driver side J/B assembly (Multiplex network body ECU)

Test yourself

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