I think v6 has 3-4 (cali vs. fed). I4 should have 2.
It should have at least, usually 4 though.
One of sensors is failing, maybe the O2 sensor(s).
There are four o2 sensors on a montero sport.
how many o2 sensors on a ford e350 van 2003
The 2.5 has 2 O2 sensors (both on top of the engine) and the 3.5 has 4 O2 sensors (two on top, and two under the car).
There is a total of 3 O2 sensors 2 Upstream and 1 Downstram
i have a 2001 f250 v10 only have 2 o2 sensors
The 1992 Ford Taurus has two oxygen (O2) sensors. Both O2 sensors are located upstream of the catalytic converter with one on each exhaust bank.
2 upstream and 2 downstream for a total of 4 O2 sensors.
There are two.
Three
two o2 sensors on a 93 mustang 5.0