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