BODY ELECTRICAL SYSTEM – SEAT HEATER SYSTEM BE–59 Connector "A" BE1417 e-2-2-A Connector "B" 209261 SEAT HEATER INSPECTION 1. INSPECT SEAT CUSHION CONTINUITY (a) Heat the thermostat with a light. (b) Inspect the seat heater continuity between terminals. Tester connection to terminal number | Condition | Specified condition A1–A2 | Constant | Continuity A1–B2 | Constant | Continuity A2–B2 | Constant | Continuity A3–A4 | Seat heater temperature below 25°C(77°F) | Continuity A4–B1 | Seat heater temperature below 25°C(77°F) | Continuity A3–A4 | Seat heater temperature above 45°C(113°F) | No Continuity A4–B1 | Seat heater temperature above 45°C(113°F) | No Continuity If continuity is not as specified, replace the seat cushion pad. Seat Back Side e-4-1 209052 2. INSPECT SEAT BACK CONTINUITY Inspect the seat heater continuity between terminals, as shown. Tester connection to terminal number | Condition | Specified condition 1–3 | Constant | Continuity 2–4 | Constant | Continuity If continuity is not as specified, replace the seat back pad.