Just posting an update. RX - 1st Gen (1999-2003) - rx300 2000 overdrive issues, and knock sensors - Two days ago i replaced my supposedly faulty knock sensors with auto zones duralast knock sensors, after 9 hours of work the code still pops up for a knock sensor. Thats my trick with old cars. But what does a knock sensor do, and how do you know if you need to replace yours? $775.00. I have found alot of information, including part numbers for the 1999 models but not so much for the 2000. he was able to get a mirror or scope under the intake and observed some signs of rodent damage on the harness. Advertising - My overdrive kicks in and the check engine light is off. More importantly, how much is it going to cost you? Even if your engine control module will, in most cases, do just fine without the knock sensor, it can lead to engine knocking or pinging in rare cases. Lexus RX300 2005 3.0V6 petrol AWD I have errors P0325 and P0330. Started 9 hours ago, Lexus Owners Club posted an article in Lexus News Articles, March 29, Lexus Owners Club posted an article in Lexus News Articles, January 27, Lexus Owners Club posted an article in Lexus News Articles, December 9, 2022, Lexus Owners Club posted an article in Lexus News Articles, December 5, 2022, Lexus Owners Club posted an article in Lexus News Articles, November 21, 2022, Lexus Owners Club Used Cars; New Cars . Im not too good at diagnosing to be honest. Is it not more likely that transient pulses are coming from the piezoelectric crystals (the knock sensors) due to pinging or some other cause of mechanical inputs to the sensors? I have code po 330 knock sensor bank 2 but my problem its comes up sometimes and Bit the bullet and bought 2 genuineknock sensors from Lexus as well as wiring harness,gaskets and a bypass hose at 560 ( plus 275 labour and new coolant ata mate rate ). Only to a point. If your vehicle has a faulty knock sensor, it wont only affect how quickly it can accelerate, but itll also lose its top speed and torque. There are also real opportunities to deliver a more exciting driving experience, as Lexuss radical new RX 500h F Sport Performance model proves, RX 300 / RX 350 / RX 400h / RX 200t / RX 450h Club, Genuine Lexus parts & accessories from the Lexus official store on eBay. Most pro mechanics arent good at diagnostics either, from my experience. 2002 Rx 300 headlight sensor and battery indicator stay on, The following errors occurred with your submission, Discussion topics related to the 1999 -2003 RX300 models, rx300 2000 overdrive issues, and knock sensors, Vendor Marketplace and Member Classifieds, Lexus Audio, Video, Security & Electronics, https://www.clublexus.com/forums/rx--repair-5.html. Pasted as rich text. On their vehicle it was something like an 8 hour job (billing time) to replace the sensor. But if you can do the job yourself, you can normally save a few hundred dollars. A quick google suggests there are at least a few possible causes, some of which are also conditions not specific faults that could likely have 100+ other possible causes -https://www.fixdapp.com/blog/p0325-code. He also cited the dealers tech manual for me. Car is running really well again with no errors even after a few weeks. Powered by Invision Community, Lexus RX300 / RX330 / RX350 / 450h / F-Sport Club, Electric fan conversion melting fuses out, Lexus Model: 2008 Lexus RX400h 2nd Lexus. I believe its Denso that makes most of the sensors on this car (at least the others Ive changed were). Took to dealer and was told Over Drive solenoid is not working. The sensors are not an easy fix as the intake manifold must be removed. I was skeptical because Ive fixed symptomatic CEL codes by repairing something different than the stated code. On what do you base this assumption? Genuine Lexus RX300 Knock Sensor Started Thursday at 11:23 AM, By Im staying away from the budget line of parts. Not only does that affect power and acceleration, but it also affects fuel economy. Pay a Mechanic over $1200-1500 to do guaranteed work. I know these parts are expensive but I'm telling you that the $25 bundles are complete garbage. As for the electrical harness you're going to want to buy part number 82219-07010(~$30-$50) it is extremely important that you connect the right plug to the right sensor. I wish I had the resolution. Thats a lot of labor to change out. You are definitely a credit to yourself and your family. Im not sure what you mean, If the engine was pinging the knock sensor would do its job and retard the timing. Affiliate programs and affiliations include, but are not limited to, the eBay Partner Network. Fault in the knock sensor circuit Where is the OD solenoid? To fix the issue, I ordered a valve cover gasket kit that came with the spark plug tube gaskets as well. The ones you are looking at do at least carry a 2 year warranty but of course this would not cover the labour costs. Error codes are not indications of a specific fault, they are indications of an error *condition*. There are tons of sensors built into your vehicle, and they perform a variety of functions. 5 Symptoms Of A Bad Knock Sensor and Replacement Cost - Mechanic Base SOLVED: Lexus rx300 2002 hard shift between 1st and 2nd. - Fixya You obviously have a very good work ethic. The purpose of the knock sensor is to check for abnormal noises coming from the combustion chamber. They are oem. Knock Sensor Problem - 99 - 03 Lexus RX300 - Lexus Owners Club of North Upload or insert images from URL. You pay for what you get, it cost you 1,700 if you invest to get it fixed 1,000 you can still sell for 2,700 to 3,000 and drive it around until you ready to leave. 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Below we have a more detailed list of the signs of a bad or failing knock sensor to look for: Just because you have a check engine light for your knock sensor doesnt mean that theres anything wrong with the sensor, but there could be! Good question on the wiring harnessI will talk to my mechanic. due to the manhoursinvolved in changing,I'm hoping to do this only once. Manage Preferences - But you should be able to check for shorts. I could pull the part and compare, reorder if necessary. You need to get the computer (ECM - Engine Control Module) rebuilt or replaced before it causes permanent damage to the transmission. By When it comes to these knock sensors, I've learned that they are incredibly sensitive and if they are not detecting the exact frequencies that the ECU is searching for it will probably throw the CEL. I have observed in the last couple months some knock sensor wiring problems, mice have been found to be gnawing on the wires. I have a 2001 RX300 - had the knock sensors replaced last Okthat is a good suggestionmaybe the wiring harness can be checked for shorts and repaired. Knock Sensor to replace or not - Maintenance/Repairs - Car Talk Community I can't believe the deceit people go to just to make a dollar or get out of an unfavorable situation. Complimentary Ground Shipping up to $100 on all orders. Installing knock sensors for hope that it solves the transmission not going into overdrive problem Your link has been automatically embedded. Found a post that gave instructions and went for it. I'll post an update to the forum when I complete the installation this weekend. Clear editor. Lexus has set a course to develop new technologies and vehicles that maximise the potential of electrification not just to improve energy efficiency and reduce emissions, but also to deliver a higher level of performance, dynamics and driver engagement. The harness might be easily repairable. A new harness is inexpensive at ~$30. But one of the lesser-known sensors that serve a critical role in protecting your engine is the knock sensor. Join the Lexus Owners Club and be part of the Community. Our speed limit is 75 to 80 so, of course I was doing about 90 (I wanted the drive over before the real traffic started). When it comes on, it goes into limp modeif I turn the car off, wait 30 seconds, restart, limp mode goes away. Well, I would've loved to have you in my Air Force Combat Unit. Otherwise, you might be replacing a sensor thats doing exactly what its supposed to! It's common on these. Why not? While I may have got away with just a harness, the amount of work to dismantle again would not have been worth the risk. Apparently if your knock-sensor (s) is bad it will send a signal (or lack of an expected signal) that will cause one of the "brains" to not allow a shift into overdrive since that would only aggravate a knock situation. I own a 2002 Lexus RX 300 with 320,000 miles. Genuine are ridiculous at around 175.00 each ( 89615-12090.). Lexus Owners Club of North America Now this is a hack, and should only be used temporarily till the knock sensor can be replaced. Did you use original equipment sensors? The event provides an opportunity to discuss the issues of buying and renting property abroad, get professional advice on taxes, mortgage, property investment and management. If the knock sensor does detect a problem, it illuminates the check engine light and reduces overall engine performance to protect your vehicle. If the o2 sensor throws a code the ecu puts the engine and transmission into Limp Mode. But keep in mind that this is if the knock sensor is faulty, and not if you have an engine knock. Disassemble and test the components, then decide whether to do the sensors. Always fixes it. If the knock sensor does detect a problem, it illuminates the check engine light and reduces overall engine performance to protect your vehicle. I spent a few bucks on wire connectors, and got the problem solved within the hour. Theres a couple guys on youtube who have great vids on diagnostics with the scan tools, schrodingers box and scanner danner. Your destination for buying luxury houses in Lesmo, Lombardy, Italy. Every time you get behind the wheel, the all-new Lexus RX has your safety at heart. Well answer all those questions and more in this comprehensive guide. I own 4 running, completely functional Honda Elite scooters (85 to 90), and I ride one of them daily, but all 4 get exercise.

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