Came away with three deep cuts and a lot of my blood remaining on the top of the engine. If you have a knock sensor code on any Nissan replacing the knock sensor will not fix it. As always, your help is greatly appreciated. An old-style knock sensor Courtesy: autobarn. The knock sensor for a 1996 Nissan Altima is located on thebackside of the block above the oil filter. Nevertheless, access is limited in this location.
What are the common causes of code P0325? Wire cutter to cut and strip wires 4. Cut white wire from Pin 37 about 2 inches from the back of C149. I can't locate the sensor plug you described behind the throttle body. I was no longer getting the P0325 code, but there was no way it was drivable. You've come to the right place to get affordable quality Knock Sensors for your Nissan Quest. Plus, you'll find relocation kits, technical tips and replacement parts that help you get the job done. Hi folks, Might i ask for a hand with my Quest woe? There are two basic types of knock sensors: the style used in older vehicles and the resonant design used in modern vehicles.
For this reason I don't even bother testing them anymore, because I've never seen anything else go wrong in the circuit. Locate the knock sensor and tap on an engine location near the sensor do not directly strike the sensor. If you plugged in a good sensor you would be able to clear the code. Start by consulting the wiring diagram for your vehicle from to determine which pin on the connector is power and which is ground. I just had the throttle body off yesterday and didn't see anything. Since the location is low the easiest way to get to it is to raise the car and approach it from the bottom.
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. In some cases, however, an illuminated check engine light will be the only symptom. At least not in new york state where I live. Ok heres the 411 on it. Might be woth going to the dealer for the sub harness and then an aftermarket part supplier for the knock sensor. From there, the wire extends along the back of the intake manifold to the passenger side, where it runs into a large junction connector.
Maybe I was to fixated on the wire being next to the throttle body. I disconnected the replacement sensor and put the original one back in the circuit again. If not, you have a problem with the sensor or its circuit. As advised, i bought a new sensor and harness to do the repair but i still don't know where it hooks up to. So if you have a knock sensor code first check your spark plugs, are they in proper condition? Engine compartment component locations Hope this help remember rated this free help Good luck.
However, on the V-6 models you do have an option of relocating the sensor to avoid having to pull the engine apart. Cheers, bob Well Jon, i never did get any strong instruction on how to find the accessible end of the knock sensor cable in the engine compartment. To prevent this, a Nissan knock sensor is installed, a piezo-electric component designed to allow the engine to run with ignition timing as far ahead as possible. 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. While you have that off, It's best to go ahead and change the plugs.
Repair Procedure for Nissan Knock Sensor Code Nissan uses the same knock sensor on the V-6 engines and the two varieties of four-cylinder engines mentioned here. Standing on the driver's side, look down under the intake manifold, and you'll see a gap between that and the engine block. I'm hoping that when the sub harness arrives that will give me a clue on how to release the catch, but any hints are welcome! No, form my eperience replacing that sucker the thermostat on the 1996 Nissan quest is on the left side of the engine, where your drive belts are located. I'm in Texas, and unfortunately any computer code will keep the car from passing inspection, and unfortunately we didn't find this out until last week when our current sticker was up. After removi … ng the sensor, take off the thin silver clip and disconnect the wire. Crank the engine, put the vehicle in gear and keep your foot on the brake. So, begin your diagnosis by visually inspecting the sensor and its connection.
The stumbling was gone, but the P0325 code came back almost immediately. It requires removing the upper half of the intake manifold, the injector rack, the the bottom half of … the intake manifold. If not, the knock sensor is bad and should be replaced. I've also seen a suggestion that disconnecting the battery for 90 minutes might help with this issue too? I checked everything visually, then started it up and looked at live-data. Pliers to crimp butt connectors Instructions 1.
How do you troubleshoot code P0325? Staring into the engine compartment for long periods of time hasn't helped. 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. I can get my fingers on it, but can't see it all that well. For 1998 and earlier model years, substitute Connector C149 for Connector C189. You aren't using regula … r gas in a Nissan requiring 91 octane, are you? Unfortunately, this harness only had one wire on the knock sensor end, requiring that the sensor itself be grounded to work. In order to get to it to replace it you have to take the manifold off.
It allows the engine control module to provide maximum ignition timing advance until it hears an engine ping. This should take an experienced mechanic about 3-4 hours to replace. See how to diagnose, repair and get parts for the job. In addition, some four-cylinder models carrying the 2. The knock sensor sub harness plugs in by the drivers side of the front cylinder head.