Popular questions

Question
Drove without oil; car shaking, cut out
If the engine had no oil in it, the shaking, noise, and eventual seizure of the engine would have been the result of that. The engine is also more likely to overheat. The white smoke that you saw is likely...
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Is it normal when I'm driving that my steering wheel has a little tilt.
Hi there: First off, thanks for contacting us about the steering wheel issue with your 2011 Chrysler 200. Your dad is partially right, as having a steering wheel with a small "tilt" to one side is not a serious...
Question
How do I turn on the dome lights?
The dome lights provide light to the interior of your vehicle. To turn on the dome lights, press the Dome Lamp button. Press this button again to turn off the lights.
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My A/C only blows cold on recirculate
Hello. You will always get colder air when on recirculate. When taking in the outside air the A/C system will be able to drop the temperature coming in by about 20 to 30 degrees. This means if the outside air...
Question
Could the power steering pressure sensor cause my steering wheel to be hard or hard to steer?
Hello. The pressure switch (or "sensor") on your vehicle supplies a signal to the engine computer to increase engine idle speed as the power steering line pressure increases. If the switch were bad, what you would notice is the engine...
Question
Where is the fuel pump relay located on the 2000 Lexus GS 300
The fuel pump on this vehicle has a relay in the engine compartment main fuse box labeled EFI fuse. The fuel pump is controlled by an fuel module in the left rear of trunk and this is powered by this...
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Replaced water pump and now it makes a loud roaring noise when accelerating
What you are describing sounds like a fan clutch that may be wearing out. A mechanical fan clutch works by helping to control the radiator cooling fan speeds as the engine heats up and cools down. As the motor heats...
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Car has p052b code and clicking
Code P052B relates to the camshaft position timing not being correct. When this happens, this may causing timing problems as a result of inaccurate readings from the camshaft position sensor due to a variety of reasons, such as a faulty...
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Car is revving high constantly with loud noise and makes the engine sluggish
The most common cause of this revving is either a stuck throttle or the mass airflow (MAF) sensor. This fault should be addressed as soon as possible for normal operation as this revving can become dangerous if the vehicle is...
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Vehicle started running rough while driving. Now running/idling rough running rich.
Hello. From the symptoms you describe, it would appear that your vehicle is having issues with the oxygen sensors. P0172 is the code for bank 1 being too rich. This can be caused by a wide variety of issues. The...
Question
Battery is dead and when I jump it it runs but after I turn key off it won't start again
Jump starting a vehicle relies on the "jumper car" and not the car that is dead. By using the jumper vehicle, your battery gets power from the other car. Once your car is running, if the battery is good, it...
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Engine surging while driving
Hi there. For the engine surging making the rpm's go up and down could be caused by a defective or stuck idle air control valve (IAC). Check the IAC and see if it's working. Remove the vacuum line to the...
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My dealer gave a quote of $2750 for replacing evaporator and expansion valve for my 2008 Lexus ES350. Does that look reasonable? c
The only reason to replace the evaporator would be if the evaporator were physically blocked internally or if it is leaking refrigerant. Be sure to obtain tangible proof of either circumstance. Verification is particularly important because evaporator leaks, except at...
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Clicking under car when accelerating
The sound you're describing sounds a lot like an issue with your wheel bearings. This type of damage is very common on Outbacks, especially if you enjoy light off-road driving in the mountains or hills. You indicated that you...
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How do I pair a phone to the HandsFreeLink system?
In order to use your phone through the audio system via HandsFreeLink, you first have to pair the phone. Here’s how to pair your phone to the system via Bluetooth, if no phones are currently paired: 1. Press the Phone...
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I failed a smog check with the codes PO171 & PO174, saying the system is too lean on the bank 1 & 2. Can you tell me what the problem is?
Hi there. When the two codes P0171 and P0174 come up for a lean system on both banks of your engine, then either all of the fuel injectors are not working properly or your fuel pressure has dropped. Check the...
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My vehicle displays the SVS light only for 10 seconds after I have run the car for a few kms at the start of the day. Is it a concern?
Hi there. If the engine service soon light (service vehicle soon - SVS) comes on for about 10 seconds and then shuts off and does not appear the rest of the day, then this is normal. The condition is the...
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I have 2008 toyota highlander with vsc/trac off check engine light. I took to the shop and get the diagnostic. They are saying it
Hello - the first task is to determine what problem codes are causing the Check Engine light to be on. The VSC/Traction Control messages would be related to a wheel speed sensor, ABS module or brake light issue - not...
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Jerking reaction when accelerating
This may be related to potentially either a transmission problem such as low transmission fluid creating a lack of hydraulic pressure or potentially a bad control solenoid. This may also be related to an engine fuel supply issue such as...
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When in reverse, jumpy acceleration; power loss when in reverse, vibrations when idles, exhaust sounds irratic
The ignition system has more than just spark plugs, and some of the other parts, like the plug boots or the coils, are causing the misfire and running rough. I would remove and inspect the plug boots and coils...
Question
While driving the car won't go faster than 35 mph
Hi there. In many cases, the symptom you're describing is caused by the vehicle going into what's known as "limp mode". This situation occurs when the on board computer detects a possibility of damaging other components if you continue to...
Question
Advice on driving a car that has a hood without insulation
Sure. The insulation only serves two purposes. One is for sound insulation, so that it is quieter in the car and so there is not much engine noise. The other is heat insulation, to keep the heat from getting to...
Question
What is ESC?
ESC stands for "Electronic Stability Control." This is a system in your car that works in conjunction with the ABS (anti-lock braking) system as the traction control system. The traction control system monitors the steering stability of the vehicle and...
Question
I checked the Check Engine Light and the code P1700 came on which relates to the throttle position sensor. How do I fix it?
Hi and thanks for contacting YourMechanic. The code P1700 is stored from a faulty vacuum box on the transmission kickdown cable or a vacuum leak. Check under the hood for any vacuum hoses that are broken especially the ones to...
Question
If the engine is seized will the dashboard, radio and lights still work?
If there is no oil in the engine and it will not turn over then you may have seized it. The only way to know is to manually turn the crankshaft to see if it is seized or there is...