Body & Frame: Seats: Inspection

NOTE:

On the RH side, use in the same procedure as on the LH side.

INSPECT SEAT HEATER SWITCH
1. Inspect the seat heater switch (driver's side) continuity.
  
  Fig 1: Identifying Seat Heat Switch (Driver's Side) Connector Terminals
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  
  Standard:
  
  Fig 2: Seat Heater Switch (Driver's Side) Connector Terminals Specifications
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  
  If the continuity is not as specified, replace the seat heater switch.
2. Inspect the seat heater switch (passenger's side) continuity.
  
  Fig 3: Identifying Seat Heat Switch (Passenger's Side) Connector Terminals
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  
  Standard:
  
  Fig 4: Seat Heater Switch (Passenger's Side) Connector Terminals Specifications
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  
  If the continuity is not as specified, replace the seat heater switch.
INSPECT FRONT SEAT CUSHION HEATER ASSY LH
1. Inspect the seat cushion heater assembly LH continuity.
  
  Fig 5: Identifying Front Seat Cushion Hater Connector Terminals
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  
  Standard:
Fig 6: Front Seat Cushion Heater Assy Connector Terminals Specifications
Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

If the continuity is not as specified, replace the seat cushion heater assembly.
INSPECT FRONT SEAT BACK HEATER ASSY LH
1. Inspect the seat back heater assembly LH continuity.
  
  Fig 7: Identifying Front Seat Back Hater Connector Terminals
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  
  Standard:
  
  Fig 8: Front Seat Back Heater Assy Connector Terminals Specifications
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  
  If the continuity is not as specified, replace the seat back heater assembly.
2. Inspect the seat cushion thermostat continuity.
  1. Disconnect the seat back heater from the seat cushion heater LH.
  2. Heat up the thermostat LH with a heat light.
  3. Inspect the seat cushion heater continuity between the terminals.
  Standard:
  
  Fig 10: Seat Cushion Heater Connector Terminals Specified Condition Table
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  
  If the continuity is not as specified, replace the seat heater cushion heater assembly.
INSPECT FRONT SEAT CUSHION HEATER ASSY RH
INSPECT FRONT SEAT BACK HEATER ASSY RH