Toyota Corolla Cross Owners & Service Manuals

Toyota Corolla Cross: Problem Symptoms Table

Toyota Corolla Cross (2022-2025) Service Manual / Vehicle Interior / Seat / Front Power Seat Control System / Problem Symptoms Table

PROBLEM SYMPTOMS TABLE

HINT:

  • Use the table below to help determine the cause of problem symptoms. If multiple suspected areas are listed, 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.
Front Power Seat Control System

Symptom

Suspected Area

Link

All functions do not operate

Front power seat switch LH

Wire harness or connector

-

Only slide function does not operate

Front power seat switch LH

Slide motor (Front seat adjuster assembly LH)

Wire harness or connector

-

Only front vertical function does not operate

Front power seat switch LH

Power seat tilt motor assembly LH

Wire harness or connector

-

Only lifter function does not operate

Front power seat switch LH

Power seat lifter motor assembly LH

Wire harness or connector

-

Only reclining function does not operate

Front power seat switch LH

Reclining motor (Front seatback frame sub-assembly LH)

Wire harness or connector

-

Only lumbar support adjustment function does not operate

Front power seat switch LH

Lumbar support adjuster assembly LH

Wire harness or connector

-

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