drivers side before the cat conveter.
back 2
P0304 is #4 cylinder misfire. P0131 is O2 Sensor Low Voltage Bank 1 sensor 2
YES
Bank 1 is the drivers side of the engine. Sensor 1 will be the first sensor that is screwed into the exhaust pipe that is the closest to the engine/exhaust manifold.
P0139 02 Sensor Circuit Slow Response (Bank 1 Sensor 2)P0139 02 Sensor Circuit Slow Response (Bank 1 Sensor 2)
looking at the car it's on the left side, past the cat, under the air filter box
Bank 1 sensor 1 would be threaded into the exhaust pipe directly after the exhaust manifold on the drivers side of the engine.
i have dodge intrapid 2.7l my 02 sensor light come on p0051
where is the oxygen sensor location on a 1998 explorer bank 2 sensor
location bank 1 sensor 1
Bank 1 is the same side as cylinder #1. Sensor 2 is after the catalytic converter.
Bank one is the side of the engine with cylinder #1. Sensor two is after the catalytic converter.