there is a special socket you can buy to remove the o2 sensor or if you have the right size wrench its just like removing a spark plug just soak it in pb-blaster for a day to loosen it up
22
22- Coolant sensor signal out of range. It might have been disconnected by accident for some reason or could be a bad sensor... Its the sensor that's screwed into the engine block with a 1 wire connection.
12 means that the battery was recently disconnected or lost voltage. 22 means that Engine Coolant Sensor is out of normal range (replace the coolant sensor).
Dodge doesn't use two digit codes much anymore, it used to beCode 22: Coolant temperature sensor out of range
22 or 24mm22 or 24mm
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22- Coolant sensor signal out of range22- Coolant sensor signal out of range
All u need is a metric wrench maybe a 21 or 22 it's right after the catylic converter and u just gotta unplug the harness Get the O2 sensor socket so you dont mess up the wires, they dont always come out easy enough to use a wrench and its a tight spot.
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