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H4-2.5L Turbo

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Question
I think my cv boot came off!
I am glad you asked this question. I am going to go through some steps with you to ensure that you have the correct problem diagnosed. When you look at the wheel well on the side where you...
Question
Ticking noise when turning hard - 2012 Subaru Impreza
Hey there. I would start with inspecting the CV joints and axles as this is a common noise that can come from this area of the car when they are worn or need to be replaced. This may also be...
Question
car starts up fine it will drive rough running and few hundred feet and then completely down
Hello. Typically, a vehicle will start and then quit because of an issue with the fuel or electrical system. It is important to monitor fuel levels as well as warning lights which can signal to the driver that a vehicle...
Question
Why would Oil Pressure Light come on while braking?
Hello. I don't know how often you check your oil level, but I would certainly check it now. Turbo-charged engines consume a bit more oil during an oil change interval than non-turbo engines, and it's possible your oil level is...
Question
2 Major jerks felt today while accelerating from stop.
Hi there. There could be an issue with the throttle position sensor (TPS) or a sticky throttle plate. First check to see if the throttle plate is sticking. If the plate is working properly, then check the TPS for any...
Question
Car loses some engine power when the blower is turned on.
A minor loss of power when the fan is engaged is probably due to the air conditioning compressor. When the air conditioning, or the heater, is switched on, it activates the compressor. The light squeal is most likely coming from...
Question
Turbo is not boosting - is this fixable?
Hello. If your engine is not boosting properly then it may be related to the actuator. In most cases turbo wastegate actuators should be difficult to move by hand, as they are designed to open up as boost pressure increases....
Question
Got a code of p0851 on 04 Forester xt. Shifter was stuck in park but I was able to jiggle it free. Today the oil light was flicking and stalling. Are these Related?
Hi there. The neutral safety switch (transmission position switch (sensor)) on the transmission and the engine oil light on the dash have nothing in common. If the neutral safety switch has failed, then the transmission may start in gear or...
Question
Accident messed up air ride suspension. car is in lowest position. not able to move without flat bed tow 2016 Subaru WRX STi
Unfortunately, aftermarket air ride systems would not be something servicable by YourMechanic. However, I would recommend taking the vehicle to the place that installed the aftermarket air ride system to see if they can repair your vehicle. They would likely...
Question
Metal Shavings In Engine From Turbo
When it comes to metal shavings in the engine, you have to understand that those shavings will go everywhere. They will get between moving parts and cause further damage. They can get into the rings on the pistons and score...
Question
Steering wheel has a lot of "play" or movement.
Hi there. The first thing you would need to do is perform a dry park steering test. Have someone get in the car and set the parking brake. Then have them start the engine and turn the steering wheel left...
Question
Check engine light
Hello. P0171 is the trouble code for a lean condition at bank 1. This can be caused by a wide variety of issues, primarily issues with the engine management or fuel systems, and therefore can sometimes be difficult to diagnose....
Question
Do I have to "burp" my radiator?
No you do not. You should make sure the overfill expansion tank is filled to the full line when engine is cold. Use 50/50 coolant mix.
Question
Engine seals are leaking oil
As you may know, there are many different oil seals throughout the engine that can leak. In order to further narrow this down, it may require the vehicle to be inspected to determine specifically which seals are leaking and need...
Question
Loud noise under car- only when turning- and hard to steer
Hi there. In most cases, when the car is hard to steer and you hear noises, it's due to low power steering fluid. However, it could also be caused by a damaged serpentine belt or power steering pump pulley. The...
Question
Door chimes when locking car
Hi there. You might want to contact your local Subaru dealership for assistance with this; as we're not sure if this is possible to complete. They would be able to provide you with the right information. Thanks for writing in...
Question
Rod Knock, Timing belt or What? 2013 Subaru WRX
Hello - engine noises can sometimes be difficult to diagnose, especially without actually hearing it. Rod bearing noise can sometimes best be confirmed by snapping the throttle open ( aka "blip" the engine), if you get the rapping noise then,...
Question
Strange thump ever tire rotation when I turn left or right.
Hi there. When turning the wheels and the thumping noise is only occurring when the wheels are turned, then the outer joint on the CV Shaft is sticking. I recommend replacing the CV Shaft to the wheel that is making...
Question
My 04 STI has been broke down for a year and a half and I only got to drive it for three weeks. :(
I would recommend inquiring as to whether you can provide your own parts or if the parts must be provided by the repair facility. If you cannot provide your own parts, I would recommend searching around for a repair shop...
Question
ABS light on and Error 55 code , and clunking when turning wheel 2006 Subaru Legacy
Hello the "Error 55" usually indicates a failed wheel speed sensor (or dirt or corrosion preventing one of them from reading correctly). This failure is probably what is turning on your ABS warning, and prevents cruise control from working (intentional)....

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