Seatback Heater Check
WARNING: This page is about a different car, the 2012 Mitsubishi Lancer. However, it is still accessible from the selected car via links, so may be relevant.
Measure the resistance between terminals.
Standard value: At room temperature 20°C (68°F)
Between terminals 1 and terminal 2: 5.40 ± 6.60 Ω
Courtesy of MITSUBISHI MOTOR SALES OF AMERICA.