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IS250

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Question
Will crank but will not start
I was looking up your year, make, and model of the vehicle and your engine does not have a distributor. Do you have the vehicle information correct? On a 2006 vehicle, it has a coil per cylinder and cam and...
Question
Car idles and multiple trouble codes are triggered
Hi there. If this vehicle is having an idle concern, I have to ask if you may be having a stumble or stall issue when coming to a stop. If so, your vehicle may be covered under a special...
Question
At what mileage should I get my timing chain replaced?
Your Lexus IS250 uses a timing chain rather than a timing belt. Fortunately, the timing chain does not require regular maintenance like the belts typically do. Just be sure to perform regular services on your car such as oil changes,...
Question
Bad smell in AC vent
Hi there. This is a concern I have had a lot of experience with. Has the AC drain grommet been updated or removed? The original grommet was designed with a small slit style opening and was found to not be...
Question
I went out of town and trunk wasn't shut, so battery was dead and had to jump it.
Hello, thanks for writing in. If the vehicle started back up then it is not likely that the alternator is bad. If the alternator was bad, the battery would have been low and you would not have been able...
Question
Steering wheel gets stuck and won't turn to center
I can see where this could be a safety issue. You will want to have this looked at as soon as possible. I checked to see if there were any TSB's, and this is not a common problem. The steering...
Question
Alternator or Battery?
Greetings! This definitely sounds like you may have an alternator beginning to fail. As you know, the alternator is responsible for charging the battery. The rate at which this happens is correlated to the engine RPM's as the alternator turns...
Question
Lexus 30k Service
Hi there. During a 30,000 mile or 36 month check up, there will be a check up on the following: Replace the engine oil and oil filter, rotate the tires and adjust tire pressures as required, replace the air conditioner...
Question
The steering wheel stopped working suddenly.
Hi there. On your 2008 Lexus, a malfunctioning steering wheel can be caused by several different individual components, ranging from steering column failure, to electric power steering motors and sensors not working correctly. The best way to determine what is...
Question
Burnt out headlight socket replacement
While I have installed aftermarket hid kits, I have never replaced a factory hid ballast on it's own. Most manufacturers are similar to Lexus. They do not offer replacement parts for the headlights. Merely complete headlamp assemblies. Your best bet...
Question
My car jerks when put on reverse and speed drop atimes when I accelerate
What you are describing may be a result of a faulty speed sensor, potentially low transmission fluid or a even a faulty transmission control solenoid. As your vehicle travels down the road, the computer analyzes data being sent by vehicle...
Question
where is the on/off switch for the passenger airbag in a 2014 lexus is 250
Hello, thank you for writing in. The passenger seat airbag is activated similarly to the seat belt light, by weight when someone sits in the seat. The sensor is located inside of the seat frame and will only turn on...
Question
Winter Tires and Wheel Sizing
Hi There, You are correct in that a smaller tire will generally perform better in extreme cold weather conditions. A smaller and narrower tire has better grip and performance in snow or ice. This is both because the smaller tire...
Question
after accident in passenger rear door car won't start
Hi there. In the event that there is a car crash, the inertia switch will activate and cut the fuel system off to keep the fuel system from pumping fuel to prevent any fires. Check the switch, either under the...
Question
VSC came on after changing spark plugs oil and air filter on my is 250 lexus
Hello, thank you for writing in. There are several reasons why the traction control and check engine light might come on. There should not be a direct relation between the oil change and the warning lights. The spark plugs may...
Question
Lexus IS250 2007 166K miles. No problems ever. Power failing; will run if all systems off; smells like ozone. Thinking alternator
Hi there. I believe you may be correct about the alternator. Perform a visual inspection of the valve cover area above the alternator for oil. If there is oil leaking onto the alternator, this will need to be corrected as...
Question
Gas cap code
The codes you are getting is not a gas cap code but a leak in the gas tank evaporative emission system that includes a possible leak in the gas cap. You will need to have the system leak checked with...
Question
I hear a squeaking sound when I ride over bumps. Do I need to spray with wd40
Rubber bushings in the vehicle suspension will be damaged, and fail early, if exposed to petroleum solvents such as WD-40, engine oil and grease and so forth. All of these rubber bushings are designed to operate dry. If a bushing...
Question
Grille replacement? 2014 Lexus IS250
Hi there - unfortunately, this is not a service YourMechanic.com offers at this time. This task is best handled by a collision repair estimator at a reputable paint and body shop. S/he is trained to evaluate visible and not-so-visible damage,...
Question
2007 Lexus IS 250 needs an alternator.
All alternators on the 12 volt systems have a voltage rating of 13.5 to 14.7 volts. If you are referring to having a more powerful alternator, then you will need to get an alternator with a higher amperage rating. If...

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