RX 300 FWD V6-3.0L (1MZ-FE) (1999)
Seat Heater: Component Tests and General Diagnostics
INSPECT SEAT HEATER CUSHION CONTINUITY
a. Heat the thermostat with a light.
b. Inspect the seat heater cushion continuity between terminals, as shown.
If continuity is not as specified, replace the seat cushion pad.
INSPECT SEAT HEATER CUSHION CONTINUITY
Inspect the seat heater inner cushion and front cushion continuity between terminals, as shown.
If continuity is not as specified1 replace the seat back pad.
INSPECT SEAT BACK CONTINUITY
Inspect the seat back continuity between terminals, as shown.
If continuity is not as specified, replace the seat back pad.