O2 Sensor Head Gasket

If there s a head gasket leak then yes it could.

O2 sensor head gasket.

So before replacing any of these sensors you must first find the real problem that pushed you in that direction. I hope they u changed the plugs but the blown head gasket will cause damage to the o2 sen and the cat. Oxygen sensor o2 what else could cause rich or lean codes replacement of a good oxygen sensor o2 is a common mistake made by diy mechanics all the time. I m worried that i have a blown head gasket that is leaking slowly out of that corner of the head.

If its a coolant type leak. Kax 234 4209 oxygen sensor original equipment replacement 234 4209 heated o2 sensor air fuel ratio sensor 1 sensor 2 upstream downstream 1pcs 4 4 out of 5 stars 16 26 99. I have also been getting oxygen sensor codes being thrown every month or so the check engine light typically goes away. Oxygen sensor is just that it detects oxygen in the engine.

More than likely the fuel lines were removed or replaced which triggered the o2 sensor to go off.