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Oxygen Sensor Heater

Oxygen sensor heater may be used only on various models and oxygen sensor applications. See OXYGEN SENSOR APPLICATION  table.

OXYGEN SENSOR APPLICATION

Application/ Model Main Oxygen Sensor Sub-Oxygen Sensor Sensor Heater
Pickup X (1) X (2) X
(1) Applies to Calif. only
(2) Heater used on main oxygen sensor on all models. Heater used on sub-oxygen sensors on Calif. only.
OXYGEN SENSOR HEATER RESISTANCE SPECIFICATIONS (1)

Application Ohms @ 68°F (20°C)
Pickup 5-7
(1) Measure resistance between sensor terminals +B and HT. For terminal ID, see the SYSTEM/COMPONENT TESTS - 2.4L article.