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Home >> Toyota >> 2012 >> Sienna SE >> Repair and Diagnosis (Single Page) >> Accessories & Equipment >> Seats >> Auto Access Seat System (Diagnostic Codes & Symptom Tests) >> Auto Access Seat System >> DTC 43: Swivel Origin Point Limit Switch Malfunction >> Description

DTC 43: Swivel Origin Point Limit Switch Malfunction: Description

When the No. 2 power seat switch assembly (ingress and egress switch) has been operated in the ingress direction, the position control ECU assembly outputs driving voltage to drive the power seat motor assembly (swivel motor) in the swivel right direction. When the auto access seat reaches the swivel origin point position, the limit switch assembly (swivel origin point switch) operates to send the origin point position signal to the position control ECU assembly.

DTC No. DTC Detection Condition Trouble Area
43 During access seat mode or power seat mode operation, there is a malfunction in the limit switch assembly (swivel origin point switch).
  • Limit switch assembly (swivel origin point switch)
  • Harness or connector
  • Position control ECU assembly