Troubleshooting (Seat Heaters)
16-149spec tableNOTE
The numbers in the table show the troubleshooting sequence.
Seat heaters operate, but indicator light does not go on.
Blown No.24 (15A) or No.18 (10A) fuses (in the dash fuse box)
Blown indicator light bulb1
Seat heater switch
Seat heater
Heated relay input
Poor groundG301, G401
Open circuit in wires or loose or disconnected terminals
Seat heaters do not operate and indicator light does not go on.
Blown No.24 (15A) or No.18 (10A) fuses (in the dash fuse box)1
Blown indicator light bulb2
Seat heater switch
Seat heater
Heated relay input
Poor groundG301, G401, G511, G551
Open circuit in wires or loose or disconnected terminalsBLK/YEL¹ , BLK/YEL²
Seat heaters do not operate, but indicator light goes on. (Left and Right seat)
Blown No.24 (15A) or No.18 (10A) fuses (in the dash fuse box)
Blown indicator light bulb
Seat heater switch
Seat heater
Heated relay input1
Poor groundG511, G551
Open circuit in wires or loose or disconnected terminalsBLU/GRN, BLU/RED, BRN, BLK/YEL, PNK, BLU
Seat cushion heater or seat back heater does not operate, but indicator light goes on.
Blown No.24 (15A) or No.18 (10A) fuses (in the dash fuse box)
Blown indicator light bulb
Seat heater switch
Seat heater1
Heated relay input
Poor ground
Open circuit in wires or loose or disconnected terminals