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Check Engine light code P0430
Your vehicle has groups of sensors that take readings and report back to the engine computer to make adjustments, or report an error; in this case, we're dealing with oxygen and/or air/fuel-ratio sensors. The code P0430 indicates a failure...
Power steering fluid leaking
Hello there! This sounds like a malfunctioning power steering pump, which is common for your vehicle. If this is the case, the location of the leak makes sense because the power steering pump is located on the passenger front side...
Engine making weird noises.
Seeking a mechanics advice when car issues come up is always a good idea. Especially when it comes to engine noises. Since I don't know what kind of noise you are hearing, I will try to explain what is important...
Replacement engine running rough.
An engine that sounds like marbles running in a dryer is a classic description of pinging or pre-detonation, this is a sign of major engine malfunction. This in addition to the rough idle and stalling makes me wonder the quality...
Car shimmies when braking
Hello, there is a good chance that you have warped rotors. Warped rotors can occur due to overheating or the rotors being too thin, but most often, it's a combination of both. Warped rotors should be repaired sooner than later,...
Engine rebuild or swap.
If your RX does indeed need and engine then you will have options depending on if you want it rebuilt, or replaced with a new, rebuilt or new unit. All of these variations will have their own costs depending on...
AC only working some of the time
Hello! A low charge or malfunctioning relay can cause an intermittent air conditioning failure. The are many components and failure points to the AC system and all should be checked for proper operation. Our mechanics here at YourMechanic know these...
Car makes sqealing noise when AC is turned on
Your car has what is called a serpentine belt which drives most of the major engine components, one of which is your A/C compressor. When this belt is worn or loose, it will create a very loud screeching sound as...
I have code c1223 in the car i have problem in the brake and the ABS light or VSC is not alarming in the dash.
Hi there. Unfortunately when you get this code on this vehicle it is due to an internal malfunction of the ABS unit. In some cases it can be a bad connection or a power supply problem so those should be...
How do I fix load muffler noise from my Lexus RX 300
You will need to have the exhaust inspected to see where the exhaust is leaking. Sometimes the flex pipe connected to the engine goes bad and leaks. Other times the muffle can rust through causing this. Have a muffler shop...
150000 mile maintence
Hello there, the 150,000 mile maintenance service doesn't commonly include replacement of the drive belt on your 2004 Lexus RX330. However, if you are experiencing symptoms of a worn drive belt, such as squealing noises, power steering, engine overheating, or...
P0420 code and dash lighs on
The vehicle stability control (VSC) light and code P0420 are for two different problems. The VSC system would need to be tested for codes for that system. The code P0420 is for the O2 sensor or problem with...
The engine loses power after accident, warning lights on
The engine computer will need to be tested to see the codes received. There is a problem in the system that is causing the computer to go into failure mode and limit the throttle opening. Considering the fact that you...
Startup issues after the battery drain
The starter may have been damaged while the battery was low on charge and it worked too hard trying to turn the engine. I would take the dealer advice and replace the starter first. I would hold the dealer...
Radiator replacement on the car
You should have no problem getting an aftermarket radiator for the vehicle. The radiator from the dealer or aftermarket is okay to use. The aftermarket one may save you money. I cannot state the quality for any of them since...
Tail light that comes on after the lens cover is tapped
This sounds like you either have bulbs that are going bad, or the more likely cause is a poor connection inside on the bulb socket. Have the light that is tapped removed and check each connection for loose pins or...

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