Sub-Oxygen Sensor Heater

NOTE: Sub-oxygen sensor heater may be used only on California applications on some models. See OXYGEN SENSOR APPLICATION table.

OXYGEN SENSOR APPLICATION

Application Type

Main Oxygen Sensor

Sub-Oxygen Sensor

Sensor Heater

2.7L

⁽¹⁾ X

N/A

⁽²⁾ X

3.0L

⁽³⁾ X

⁽⁴⁾ X

⁽¹⁾	Two oxygen sensors required.

⁽²⁾	Heater used on main oxygen sensor.

⁽³⁾	Applies to California models.

⁽⁴⁾	Main and sub-oxygen sensor are heated.