Our electrical and electronic parts are subject to strict quality testing. I would plug it in, but apparently its the wrong one! The only difference I have found so far is the new engines knock sensor is a two wire and the old engine is one wire. In which case a scanner is required. Good luck to you man. It also listens for engine run on which happens when the vehicle is turned off, but tries to keep running until it stalls. You should see a reading of about 12 volts indicating a good ground. Unplug the single vacuum tube atop the rear fuel crossover pipe.
These coatings can affect the final torque, which may affect the operation of the component. The next step is taking out the throttle body don't get your cables mixed up. New knock sensor in place. I have also read that there may be 2 for my truck? Well did you find them? I took off the plate and have been searching for it on top and bottom but am not sure where it is. Remove the air intake plenum and set it aside. Can someone give me an idea of where the Knock Sensor is located on my 95 Blazer 4x4 V6 W in the Vin? This article applies to the Toyota Tundra. Parts store told me it is on the passenger side, most likely underneath.
You can label and disconnect the vacuum hoses attached to the water bypass, or leave them connected when you move the water bypass out of the way. It is possible to replace this without removing the intake manifold, but it is difficult. Material may not be copied or reprinted without written permission. I have pasted the procedure below. I would test them out before trying to replace them. If this is the case, loosen the lower nut on the power steering tension adjustment arm with a box wrench and a breaker bar.
However, other issues can arise. Im trying to trace where the wire is and i can not for the life of me find any pics on line. Post Reply do you picked up a 2004 motor. Buddy of mine also hinted a while back that they have faulty grounds as well. Post Reply do you picked up a 2004 motor.
Got a bad one or just bad wiring? You would think that with the boost, it would be the most important motor for them to have working knock sensors on. And left side little toward rear of head. Then the intake manifold can be lifted off. Anyways, can someone please describe where the knock sensor is. Continue to tighten the fitting until in the original position.
That two-lead sensor I found. If the sensor detects pinging cylinder knock caused by pre-detonation , it tells the computer to adjust the ignition timing to reduce or eliminate pinging. Here is another for your enjoyment. Lastly to take off the lower intake there are 6, yes 6 bolts holding it onto the block. Once this part is over with, have a beer and pat yourself on the back. I will include these items below so you can have these things on hand.
You can do an ohms test on the sensor by putting the positive terminal of a volt meter the continuity slot inside the sensor and the negative terminal to a metal ground and a working sensor conducts around 700 ohms. Some vehicles may be equipped with two knock sensors. Cross section of a typical knock sensor Courtesy: azosensors. Properly Prepare for the Job You can certainly get this job done in one day if you have everything you need on hand and ready to go. Some replacement components may come with these coatings already applied. Tighten the pan nuts to 17 ft.
When the knock sensor hears an engine detonation it retards the ignition timing to solve the problem. With the plastic timing belt cover removed, the idler pulley is visible, and you can remove the four bolts holding the 4 timing belt cover in place, which is a small metal plate that bolts to the larger plate. Wiring and plugin to them give a lot of problems. Get the code and go threw the repair flow chart for the code. Remove these bolts, being aware that there are a number of bolts, including one that may be blocked by the power steering vane pump. Do not allow debris to enter the engine 6. The late 90s early 2000 pathfinder knock sensor is located directly on top of the engine block towards the back of the engine, which means its beneath the entire intake manifold.