Power Seat Control System

2004 Toyota Celica GT, StandardSECTION Power Seat Control System
WARNING: This page is about a different car, the 2002 Toyota Tundra. However, it is still accessible from the selected car via links, so may be relevant.
POWER SEAT CONTROL SYSTEM

Symptom/Suspect Area Refer To
Driver's Seat Does Not Operate
Power Seat Switch STEP 1 - INSPECT POWER SEAT SWITCH CONTINUITY (SLIDE SWITCH) and STEP 2 - INSPECT POWER SEAT SWITCH CIRCUIT .
Wire Harness POWER SEATS
Slide Operation Does Not Operate
Power Seat Switch STEP 1 - INSPECT POWER SEAT SWITCH CONTINUITY (SLIDE SWITCH) and STEP 2 - INSPECT POWER SEAT SWITCH CIRCUIT
Slide Motor STEP 5 - INSPECT SLIDE MOTOR OPERATION
Wire Harness POWER SEATS
Front Tilt Operation Does Not Operate
Power Seat Switch STEP 1 - INSPECT POWER SEAT SWITCH CONTINUITY (SLIDE SWITCH) and STEP 2 - INSPECT POWER SEAT SWITCH CIRCUIT
Front Tilt Motor STEP 7 - INSPECT FRONT TILT MOTOR OPERATION and STEP 8 - INSPECT FRONT TILT MOTOR PTC THERMISTOR OPERATION
Wire Harness POWER SEATS
Rear Lifter Operation Does Not Operate
Power Seat Switch STEP 1 - INSPECT POWER SEAT SWITCH CONTINUITY (SLIDE SWITCH) and STEP 2 - INSPECT POWER SEAT SWITCH CIRCUIT
Rear Lifter Motor STEP 9 - INSPECT REAR LIFTER MOTOR OPERATION and STEP 10 - INSPECT REAR LIFTER MOTOR PTC THERMISTOR OPERATION
Wire Harness POWER SEATS
Reclining Operation Does Not Operate
Power Seat Switch STEP 1 - INSPECT POWER SEAT SWITCH CONTINUITY (SLIDE SWITCH) and STEP 2 - INSPECT POWER SEAT SWITCH CIRCUIT
Reclining Motor STEP 11 - INSPECT RECLINING MOTOR OPERATION and STEP 12 - INSPECT RECLINING MOTOR PTC THERMISTOR OPERATION
Wire Harness POWER SEATS
Lumbar Support Operation Does Not Operate
Power Seat Switch (Lumbar Support Switch) STEP 1 - INSPECT POWER SEAT SWITCH CONTINUITY (SLIDE SWITCH) , STEP 2 - INSPECT POWER SEAT SWITCH CIRCUIT , STEP 3 - INSPECT LUMBAR SUPPORT SWITCH CONTINUITY and STEP 4 - INSPECT LUMBAR SUPPORT SWITCH CIRCUIT
Lumbar Support Motor STEP 3 - INSPECT LUMBAR SUPPORT SWITCH CONTINUITY and STEP 4 - INSPECT LUMBAR SUPPORT SWITCH CIRCUIT
Wire Harness POWER SEATS
RENDER: 1.0x

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Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • β€’ You smell fuel, burning insulation, or see smoke.
  • β€’ Brakes feel soft, pull hard to one side, or make grinding noises.
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  • β€’ You are not confident in the next step or safety outcome.