Seatback Heater Check

Measure the resistance between terminals.

Standard value: At room temperature 20 °C (68 °F)

Approximately 4.51 ohms ± 5%

NOTE: When the interior temperature rises 1°C (34°F), a measurement standard value increases 0.031 ohms. And when the interior temperature drops 1°C (34°F), a measurement standard value decreases 0.031 ohms.

Fig 1: Measuring Resistance Between Terminals 1 And 2

Courtesy of MITSUBISHI MOTOR SALES OF AMERICA.