Heated Oxygen Sensor

Individual component testing is not available from manufacturer. If heated oxygen sensor or wiring circuit failure exists, a DTC may be stored in powertrain control module. Perform appropriate HO2S DTC test. See the following:

• On 2.4L, see DIAGNOSTIC TROUBLE CODE DEFINITIONS in SELF-DIAGNOSTICS - CARAVAN & VOYAGER - 2.4L article.
• On 3.3L and 3.8L, see DIAGNOSTIC TROUBLE CODE DEFINITIONS in SELF-DIAGNOSTICS - CARAVAN, TOWN & COUNTRY, & VOYAGER - 3.3L & 3.8L article.