Skip to main content
Seat Heater Test

Driver's Seat
  1. Disconnect the connector A (3P) and connector B (2P) from the seat heaters.
  1. Check for continuity between the seat heater connector B (2P) No. 1 and No. 2 terminals. There should be continuity. If the continuity is not as specified, replace the seat-back heater.
  1. Reconnect seat heater connector B (2P) to the seat-back heater.
  1. Check for continuity between the seat heater connector A (3P) No. 1 and No. 2, No. 2 and No. 3 terminals, and No. 1 and No. 3 terminals. There should be continuity. If the continuity is not as specified, replace the seat cushion heater.

Front Passenger's Seat
  1. Disconnect the connector A (3P) and connector B (2P) from the seat heaters.
  1. Check for continuity between the seat heater connector B (2P) No. 1 and No. 2 terminals. There should be continuity. If the continuity is not as specified, replace the seat-back heater.
  1. Reconnect seat heater connector B (2P) to the seat-back heater.
  1. Check for continuity between the seat heater connector A (3P) No. 1 and No. 2, No. 2 and No. 3 terminals, and No. 1 and No. 3 terminals. There should be continuity. If the continuity is not as specified, replace the seat cushion heater.