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RX300

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Question
Car not moving after shifting
Hi there. Your transmission consists of many different components. These mechanical and electrical components need to work in sync in order for your transmission to work properly. Your gear shifter may be moving, but if the solenoids internally are not...
Question
Alarm sounding when I turn key
Try inserting the key into the door and manually unlocking it three times to reset the alarm. If this is successful, attempt to start the vehicle. If this does not work, there is a problem with the coding of your...
Question
Muffler hanging from bottom of vehicle.
I recommend having a qualified mechanic, like one from YourMechanic, replace your severed exhaust pipe. The exhaust may have also damaged the manifolds of the engine and caused wiring damage to the exhaust sensors. The exhaust systems on these vehicles...
Question
What would you consider a good MPG for this SUV? I'm getting around 12 and I think that is very low.
Based upon experience, I would recommend the following in order: Have your throttle body and fuel system serviced. Clean your mass air flow sensor. Check your mileage afterwards. Look at having your oxygen sensors replaced (normally an 80 k interval)...
Question
Engine overheating and won't start
There are many potential causes for engine overheating, a failed water pump being one of them. Allowing your engine to overheat even once can result in catastrophic engine damage. It sounds like this is what may have happened to your...
Question
White smoke from the engine and smells of rubber with the knocking sound
My guess is that you have a leak somewhere, most likely a coolant leak. Coolant leaking onto a hot engine will immediately result in white smoke. Since you stopped the vehicle before all of the coolant was lost, the vehicle...
Question
Oil changed from 10w-30 to 5w-20 and there were loud clunking sounds in the engine
No, this is not because they put the wrong weight oil in - it sounds like they forgot to put oil in at all! Or possibly they left the drain plug loose and the oil dumped out as you drove...
Question
Engine has difficulty starting
If the vehicle starts you can essentially rule out a problem with the starting or charging system. So, forget the starter. There are numerous potential causes for the symptoms you are experiencing, but one thing that comes to mind is...
Question
Clunking noise that chages relative to changes in speed
Noises are best diagnosed firsthand, however, I can provide some guesses in regard to your noise. The first thing that comes to mind is a failed CV axle, which will often make a clunking noise upon acceleration. A worn propeller...
Question
Car intermittently won't turn over to start
This is most likely related to a fuel supply issue at start up. When you turn the key to on, your fuel pump is engaged and quickly (for a few seconds) primes the fuel system to get fuel to the...
Question
I replaced all pads and rotors. There is pulsating /grinding noise when I brake. Is it a reluctor ring or sensor?
Pull the fuse for the ABS system to disable it and then test drive the car (don't forget to re-install the fuse later). If the pulsating/grinding noise remains that means the ABS system has nothing to do with your...
Question
Why is my VSC light on?
This is related to your vehicle's traction control. VSC stands for Vehicle Stability Control. Your car is equipped with wheel speed sensors on each of the four wheels that monitor wheel speed while relaying this information constantly to the traction...
Question
When cold and starting to drive, the steering is difficult to turn. Becomes normal after 20-50 yards driving.
Most of the time, power steering "morning sickness" is the result of a failing power steering rack. What usually happens, is the Teflon sealing rings on the control valve wear grooves into the rack, allowing pressure to bypass. Once the...
Question
My car is hard to shift, could it be a problem with the shifter cable?
The shifter cable is either broken or there are clamps that are not connected to the frame of the vehicle. Check the shifter cable for any looseness and see if the cable is moving. If the cable is mounted correctly...
Question
How much it cost to replace all sensors on lexus 300 rx
More specificity would be required to answer this question. There are oftentimes hundreds of sensors on an automobile. Therefore replacing all of the sensors would not only be very inefficient from a cost standpoint but also unneccessary. If you are...
Question
Car shaking, Check Engine light on ,brakes are not performed completely,vehicule doesn't take off as easy before 1999 Lexus RX300
Hi there - most likely, your power brake booster has failed. This booster uses engine vacuum to provide braking assist. When the brake booster fails, it both allows air into the engine intake that is unmetered by engine management (causing...
Question
Losing power when I go up hills.
Hi there. When the car is climbing hills and the engine RPM goes up, but is slow to accelerate, it is due to the transmission downshifting to a lower gear ratio. However in some cases, the lack of acceleration can...
Question
I have an very bad oil leak.
The crankshaft seal is in the area you are referring to. The crankshaft seal lasts maybe 100,000 miles or so. There are other gaskets and seals in that area that would have to be examined as well. If you request...
Question
Is my car worth keeping based on the mileage? 2003 Lexus RX300
Hi there - despite being a "1st year model", this vehicle has an excellent reliability reputation. If you have kept yours up, and it sounds like you have, no reason to cast it aside. Make sure the timing belt gets...
Question
What parts are needed to replace rear struts? I have the strut and spring assembly and the boot mount replacement 1999 Lexus RX300
Hi there - you have the parts you need for strut replacement. For assistance, I recommend a strut replacement service performed by a mobile, professional mechanic, such as one from YourMechanic, who will come to your location, diagnose this problem,...

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