I will be replacing them with sensors I got from the dealer as soon as I have the time. Started it back up and it was smooth as butter again. This P0325 code may show up intermittently or the Service Engine light may be lit constantly. Don't ask me why not to talk to the mechanic, he's a friend of mine, cheap but honest. I think that was a 10mm. This is probably not recommended for safety reasons, but I didn't depressurize the fuel system and lost only about 8 to 16 oz of coolant during the process.
It did take me about 8 hr to perform this task. How serious is the P0325 code? If you do get coolant in their, use paper towels ad dab it all up. Knock sensors on Toyota and Lexus V8 and V6 models live in the valley of the engine. Getting the above off was the hardest part. Each time, I would check the codes to see if it was, say, cylinder no. I was not able to get into over drive on my tranny.
I finally got to the Knock Sensor cable by removing the air filter assy. The entire knock sensor harness was replaced. This doesn't seem to make any sense, as both ports on the computer are seeing the same electrical signal. What repairs can fix the P0325 code? The computer notices the canister is empty when it detects a leaner condition all the vapors are used up and it resumes normal fuel delivery. I reset the code when I get home A cold start, followed by an hour of freeway driving, followed by a cold start hours later, then about 30 minutes on the rode and the code will show up.
I'll summarize and then give links on more detailed articles I found. I believe there is a brown and a black. P0325 means that there is a malfunction within the knock sensor 1 in circuit bank 1. Once the correct vacuum is reached, it closed the purge solenoid and waits to see if the vacuum holds. This can happen 1 when removing the lower intake manifold hard to help this and 2 removing the water transfer hose to replace I recommend this, you don't want to have to go back in for anything in the near future so change what you can.
Many of the items that are checked can be done much faster and more accurately with the live data stream these scan tools allow access to. This problem has plagued me for a long time and I've already spent thousands getting the top end rebuilt due to sludge. Actually physically move the coil to another cylinder, and see if that cylinder acts up. This was the advice most people gave. There may also be other symptoms. This also happens to be where mice like to make their homes. The other end of the wiring harness should be male to female and I also have been told to jumper the black wire to the white wire of the other plug.
When I got them I peeled back the Lexus sticker to reveal a Genuine Toyota sticker underneath! You can feel it with your finger however if you work hard to get your hand back there. Good luck and hope this helps. Symptoms You may notice drivability problems including a lack of power and perhaps some hesitation. You could chase knock sensors or other repairs, but in my case I was able to determine it was just one failed coil pack. It is not an easy job. If the hose looks really old or has never been changed i suggest you change it. Within a few tries I narrowed it down to the exact cylinder no.
What should I do next? Knock sensor wiring harness 3. I did order the wiring harness and by-pass hose from Lexus because I didn't have the energy to go through the whole mess again. The uses this signal to retard the ignition timing and protect the engine from this damaging pre-ignition. Thank you if you do. You have to remove the whole top half of the engine.
I did order the wiring harness and by-pass hose from Lexus because I didn't have the energy to go through the whole mess again. After several hours of bothering the hell out of the parts guy at Lexus he told me that the part number for the knock sensor I needed was 896145-12040. A knocking vibration from the cylinder block is sensed as vibrational pressure. Had I listened to that mechanic, I would have replaced a whole bunch of parts rather than just the one coil. So to save the next guy a little aggravation here is what I found out. Knock sensor wiring harness 3. The resultant vibration sets off the knock sensor and corresponding code.
I was able to order these from partsquick. After adding three cans of Fuel system cleaner, the Check engine light quit comming on. What causes the P0325 code? These are Genuine Toyota parts and were at my door in two days. He replaced both of them shown in my other video and then put the intake back on. I purchased two Denso sensors on Amazon and made sure they had the same markings as the original that came out of the car. Consider also that the circuit might have an intermittent open in the engine harness or a low quality sensor.
I have a 1999 rx300 and I have a problem: When putting everything back together after replacing valve cover gaskets , I mixed up the purge hose with the water by-pass hose. There are three bolts at the back, so close to the firewall you can't see and will have a problem reaching with your finger let along a tool. If you don't get to the source of the problem, then just replacing the knock sensor won't solve your problem. These are Genuine Toyota parts and were at my door in two days. The knock sensors are tuned to listen for spark knock, ie. In attempt to test them, I took each sensor individually and drove around while slamming on the brake. I used this to get to the intake bracket mount bolts 2 , as well as the ground bolt and fuel line bracket bolt that are located behind the intake, there's not much room back there but this saved me tons of time.