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Toyota Sienna Service Manual: Problem symptoms table

Toyota Sienna Service Manual / Windshield / windowglass / Power window control system (w/ Jam Protection Function) / Problem symptoms table

POWER WINDOW CONTROL SYSTEM (W/ JAM PROTECTION)

Symptom

Suspected Area
AUTO UP/DOWN function does not operate
  1. Power window regulator motor assembly (Driver side)
  2. Wire harness
  3.  Power window regulator master switch assembly
Remote UP/DOWN function does not operate
  1. Power window regulator motor assembly (Driver side)
  2. Power window regulator master switch assembly
  3. Wire harness
Manual UP/DOWN function does not operate on driver side
  1. P/W fuse
  2. Power window regulator master switch assembly
  3. Power window regulator motor assembly (Driver side)
  4. Wire harness
Manual UP/DOWN function does not operate on passenger side only
  1. Power window regulator switch assembly (Passenger side)
  2. Power window regulator motor assembly (Passenger side)
  3.  Wire harness
Manual UP/DOWN function does not operate on rear LH only
  1. Power window regulator switch assembly rear (Rear LH)
  2. Power window regulator motor assembly LH (Rear LH)
  3. Wire harness
Manual UP/DOWN function does not operate on rear RH only
  1. Power window regulator switch assembly rear (Rear RH)
  2. Power window regulator motor assembly RH (Rear RH)
  3. Wire harness
Power windows do not operate at all
  1. PWR fuse
  2. ECU-IG fuse
  3. P/W relay
  4. IG1 relay
  5. Power window regulator master switch assembly
  6. Wire harness
  7. Driver side J/B assembly (Multiplex network body ECU)
Power window can be operated after ignition switch is turned OFF even if operative conditions are not met
  1. Front door courtesy lamp switch
  2. Wire harness
  3. Driver side J/B assembly (Multiplex network body ECU)
AUTO UP operation does not fully close power window (Jam protection function is activated)
  1. Front door glass run LH
  2. Front door window glass LH
  3. Front door window regulator sub-assembly LH
Power window can be operated by wireless operation Driver side J/B assembly (Multiplex network body ECU)
Initialization
NOTICE:  Resetting the power window motor (initializing the pulse sensor) is necessary when the battery terminal is disconnected; when the master switch, wire harness, power window regu ...

Diagnosis system
1. CHECK DLC3  The vehicle's ECU uses ISO 15765-4 for communication protocol. The terminal arrangement of the DLC3 complies with SAE J1962 and matches the ISO 15765-4 format. N ...

Other materials:

Brake Switch "B" Circuit High
DESCRIPTION The purpose of this circuit is to prevent the engine from stalling while driving in lock-up condition when brakes are suddenly applied. When the brake pedal is depressed, this switch sends a signals to the ECM. Then the ECM cancels the operation of the lock-up clutch while ...

Warning lights and indicators
The warning lights and indicators on the instrument cluster and center panel inform the driver of the status of the vehicle’s various systems. For the purpose of explanation, the following illustration displays all warning lights and indicators illuminated. Vehicles with monochrome displ ...

Meter Illumination is Always Dark
DESCRIPTION  Confirm that the vehicle is equipped with the optitron meter, then check this circuit. The combination meter assembly receives a auto dimmer signal from the body ECU by the multiplex communication line. WIRING DIAGRAM INSPECTION PROCEDURE 1 CHECK MULTIPLEX CO ...

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