Could be the knock sensor.
The Camshaft sensor is located under the cap and rotor of the distributor. This is a common failure on the 2.4L engine due to oil leakage into the distributor. how is the camshaft sensor replaced on 1995 Nissan altima. what other considerations are there.
There is not a cam sensor on a 2001 Nissan frontier with a 3.3 litre engine.
If your security sensor in your 2001 Nissan Sentra 2.0 is jarred or jammed you should have it replaced.
is the crankshaft position sensor the same and the engine speed sensor
O2 sensor(s) needs replaced.
The 1995 Nissan: temperature sensor is located on the front of the engine. The coolant temperature sensor will be near the thermostat housing.
The camshaft position sensor is an integral part of the distributor. If codes and tests indicate that it is faulty, the distributor must be replaced. Last I looked a cheap one was $1,500.
The 1997 Nissan pickup truck crankshaft position eight sensor can be found on the back of the engine. The positioning sensor will be halfway down the engine block.
The 2001 Nissan Frontier coolant temperature sensor is located on the front of the engine. The sensor will be a few inches above the thermostat housing.
The O2 sensor is in the front of the engine. If you look at the exhaust manifold by the heat shield you will see it. It screws into the exhaust and has a single wire coming out of it running back toward the drivers side of the engine. Easy to change
Th knock sensor on a 2002 Nissan Xterra 3.3 is located on the top of the engine. It is mounted under the engine intake.
behind the engine sensor at top of the back of the transmission