Where is the knock sensor on the 1996 Nissan Altima?
The knock sensor for a 1996 Nissan Altima is located on the backside of the block above the oil filter.
But before you go and change it out, run a tank of the best/hightest rated gas you can find and see if that fixes the problem. On my 1995 the Knock sensor is located under the plenum and intake manifold on top of the middle of the block.
The knock sensor is located on the firewall side of the engine. Exactly in the center of the engine and its held on by an 10 mm bolt. But to replace it you must pull the engine half way out. I have the same problem with my 95 Altima. Its to far away to get it from the bottom, and blocked by a lot of stuff from the topside. If you happen to get it…
The knock sensor on Nissan 300ZX non-turbo from 1990 thru 1996 is located below the lower intake manifold on the rear of the engine block. To replace the knock sensor the upper and lower intake manifolds need to be removed. It is always best to replace the knock sensor with a new one considering its major dissasembly.
knock sensor replacement First you'll need a 12mm ratcheting wrench. Fit the closed end of the wrench on the bolt attaching the knock sensor. You'll need to reach around the axcel and underneath the manifold. You may need to rotate the clamp out of the way that's on the hose right next to the sensor. Then, to crack the nut use a second wrench as leverage on the first wrench and loosen the nut. Last…