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Home >> Toyota >> 2017 >> Sienna SE >> Repair and Diagnosis (Single Page) >> Body & Frame >> Seats >> Front Power Seat Control System (W/ Memory) - Diagnostics - Introduction >> FRONT POWER SEAT CONTROL SYSTEM(w/ Memory) >> Problem Symptoms Table [12/2015 - 08/2016] >> Problem Symptoms Table [12/2015 - 08/2016]
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Problem Symptoms Table [12/2015 - 08/2016]

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FRONT POWER SEAT CONTROL SYSTEM (DRIVER SIDE)

Symptom Suspected Area See reference
Front power seat does not operate with front power seat switch. Proceed to "Front Power Seat does not Operate with Front Power Seat Switch" Refer to Front Power Seat does not Operate with Front Power Seat Switch [12/2015 - ]
One or more power seat motors do not operate. Proceed to "One or more Power Seat Motors do not Operate" Refer to One or more Power Seat Motors do not Operate [12/2015 - ]
Power seat position is not memorized. Proceed to "Power Seat Position is not Memorized" Refer to Power Seat Position is not Memorized [12/2015 - ]
Power seat does not return to memorized position. Proceed to "Power Seat does not Return to Memorized Position" Refer to Power Seat does not Return to Memorized Position [12/2015 - 08/2016]
Wireless transmitter memory function does not operate. Proceed to "Wireless Transmitter Memory Function does not Operate" Refer to Wireless Transmitter Memory Function does not Operate [12/2015 - ]
Wireless-linked return function does not operate. Proceed to "Wireless-linked Return Function does not Operate" Refer to Wireless-linked Return Function does not Operate [12/2015 - ]
Power seat power easy access system function does not operate. Proceed to "Power Seat Power Easy Access System Function does not Operate" Refer to Power Seat Power Easy Access System Function does not Operate [12/2015 - ]
Lumbar support function does not operate. Power seat switch assembly Refer to INSPECTION [12/2015 - ]
Separate type front seatback spring assembly LH (lumbar support motor) Refer to DISASSEMBLY [12/2015 - ]
Harness or connector -
FRONT POWER SEAT CONTROL SYSTEM (FRONT PASSENGER SIDE)

Symptom Suspected Area See reference
All functions do not operate. Front power seat switch RH Refer to INSPECTION [12/2015 - ]
Harness or connector -
Only slide function does not operate. Front power seat switch RH Refer to INSPECTION [12/2015 - ]
Separate type front seat cushion spring assembly (slide motor) Refer to DISASSEMBLY [12/2015 - ]
Harness or connector -
Only reclining function does not operate. Front power seat switch RH Refer to INSPECTION [12/2015 - ]
Separate type front seatback spring assembly RH (reclining motor) Refer to DISASSEMBLY [12/2015 - ]
Harness or connector -