i-290 2WD L4-2.9L (2008)
Oxygen Sensor: Service and Repair
Heated Oxygen Sensor 2 Replacement
Heated Oxygen Sensor 2 Replacement
Special Tools
J 39194-B Heated Oxygen Sensor Wrench
Notice: When replacing the HO2S perform the following:
*
A code clear with a scan tool, regardless of whether or not a DTC is set
*
HO2S heater resistance learn reset with a scan tool, where available
Perform the above in order to reset the HO2S resistance learned value and avoid possible HO2S failure.
Notice: Refer to Heated Oxygen and Oxygen Sensor Notice (See: Service Precautions/Heated Oxygen and Oxygen Sensor Notice) .
Removal Procedure
1. Raise and support the vehicle. Refer to Lifting and Jacking the Vehicle (See: Maintenance/Vehicle Lifting/Service and Repair) .
2. Disconnect the heated oxygen sensor (HO2S) electrical connector (3) from the engine wiring harness connector (1).
Notice: Refer to Excessive Force and Oxygen Sensor Notice (See: Service Precautions/Excessive Force and Oxygen Sensor Notice) .