Remove cover behind Nav system. Remove the accelerator cable from its bracket on the top of the upper intake manifold. The sensor is on the block between the heads. Maybe I was to fixated on the wire being next to the throttle body. On the third go-around, tighten the nuts to 18 foot-pounds of torque, then tighten the bolts to 10 foot-pounds of torque, still following the sequence. To see almost all photographs within Nissan Quest Oxygen Sensor Location graphics gallery please abide by.
If you go to Auto Zone, they have the sensor and can give you the step by step instructions to replacing the knock sensor with common tools. Mar 07, 2016 Well the knock sensor is located under the lower intake manifold, between the two cylinder banks in the valley. Remove the bolt from the fuel tube mounting bracket. Tighten the center bolt using the socket wrench. Disconnect the negative battery cable using the appropriate wrench.
The sub harness wasn't long enough to facilitate mounting this anywhere that would be suitable, so I wired up a new ground to it and zip tied it out of the way. Peel back the plastic film covering the screw. Remember… These instructions are for a 2007 Quest with Nav and Dual Climate Control. This pressure is converted into a voltage signal and sent to the Engine Control Module. Disconnect the wiring harness connector from the knock sensor by lifting the locking tab slightly and then pulling the connector off the sensor. Disconnect the two electrical connectors on the throttle body, then slide the wiring harness from its bracket. Set it out of the way.
AutoTrust Platinum provides a growing selection of low-priced switches, relays, and wiring components! The knock sensor error codes does not throw the Engine check light so I rather live with the code. Pull the radiator hose off the intake manifold. Our people also have some more photos associated to Nissan Quest Oxygen Sensor Location, please see the picture gallery below, click one of the graphics, then the picture will be displayed large, as shown above. Many would like to ignore this code, but ultimately it can stop you from passing state inspection. It checks for pre-ignition, otherwise known as spark knock.
Just plur your Nissan Quest and Year into the Year Make Model selector above and when you search for a Knock Sensor Auto Parts Warehouse will only show you parts that fit your vehicle. Adjust the cables as necessary. It might be important if you have navigation or anything else that will lose important memory. Use baking soda to neutralize if necessary. With the key on, engine off you can back probe the eight pin connector on the passenger side valve cover of a V-6 engine and find a reference voltage in the 4 V range.
Slide the B terminal protective boot back and remove the nut. The headlight assembly does not need to be removed. Unplug the engine coolant temperature sensor's wiring harness connector. I will when I have to replace the rear valve gasket cover in the future. Although 10 different knock sensor codes can set from P0325 through P0334 the most common code you'll find is the P0328.
The engine in your Vehicles is designed to detect high-frequency vibrations caused by irregular detonation combustion. You can get a screwdriver and tap on the block and look for changes in the voltage to verify that the knock sensor is working properly. Turn the screw all the way clockwise for two or three seconds and turn turn it back. We've worked hard over 11 years designing a website experience that makes it easy for anyone to idenify whether parts fit their car. In my case, a misfire only when the engine was hot resulted in an error code for the knock sensor… This is difficultYou have a long hard road in front of you.
This kind of graphic Nissan Quest Changing The Knock Sensor — Youtube over is classed along with: 1995 nissan quest oxygen sensor location, 1996 nissan quest oxygen sensor location, 1997 nissan quest oxygen sensor location,. There is another in back. Whoever said you need dealership help was mistaken. Repair short or open or high resistance in wiring harness or harness connectors. Next Quest vans are known for clogging fuel injectors so I'd recommend running a can of sea foam injector cleaner or going to your local shop and having a professional injector cleaner run through your car. Close the hood of your Maxima. Plug the fuel pump relay in.
When the knock sensor detects a sudden spike in pressure in the cylinder walls, its sends a signal to the engine control module to adjust the ignition timing accordingly. I've seen a few other threads for other models discussing relocation, but nothing posted so far here regarding the Quest. Testing the Knock Sensor before Replacing It Maybe it's not a failed knock sensor? Make sure the engine is cold. Remove both wiring harness bracket bolts and the bracket from the upper intake manifold. The sensor is mounted on the upper rear side of the engine block, just below the intake manifold pipe.