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L4-2.3L Turbo

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2007 Mazda CX-7 car turns off when shift to reverse or drive
Hi There, This may be a sign of a faulty MAP sensor as the vehicle responds adversely to a load put on the motor (i.e. putting it in gear, turning on AC or engaging the brakes). The Manifold Absolute Pressure...
Question
2005 9.5 turbo started blowing smoke out tail pipe and under front side of engine and leaking a lil oil it's a turbo not over heat
It sounds like you are having a crankcase ventilation problem. There is a series of baffles in the valve cover and a vent pipe that allow vapors and pressure to escape from the crankcase into the intake as they build...
Question
Replaced alternator on car 2 times each time shows it's charging 14v let car run for a little bit then test drive and car voltage
There are reports that the replacement alternators will not communicate with the engine computer and will not charge correctly. I recommend using only the manufacturer approved replacement part. It can be new or remanufactured but approved for use in the...
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rotors brake barley done a squally sound starts when I drive but when I brake it stops what could be wrong?
You should have the brakes rechecked to see if the brake sensor or the silencers are out of place and need to be adjusted.
Question
1999 c230 wont go into any gear and grinding noise when putting into park
The transmission needs to be overhauled or replaced. The internal main final drive gears are broken causing no gear engagement. Have the transmission replaced and or repaired and overhauled.
Question
Automatic transmission does not shift.
Your car has an electronically controlled transmission, so your problem could be mechanical, or it could be electronic. In most cases a technician can read the stored codes in the transmission controller to make that determination. It may have a...
Question
Hello, I have a 2006 mazdaspeed 6 with 100,000 miles and a "blown third piston" is it worth fixing?
It's too bad that it failed this early in the game, but I don't think there's any future in fixing it. Just remember that an engine is only one of many very expensive parts on a car and once you've...
Question
2005 Saab 9-5, cannot shift out of park unless I push little release button on left of panel. Why?
Hi there. It might be that when your battery was replaced a fuse that powers a shift sensor may have been damaged, but that's highly unlikely. This might be an issue where the linkage is slightly out of alignment, or...
Question
Does a turbocharger takes long to install
Hi there. The process of installing a new turbo can take quite some time - but only if your car has not had a turbo on it before. In many cases, when a car is taken to a 'mechanic shop',...
Question
Missing piece to connect to intake
Hello. There are a few different components that fit that description within the intake manifold, throttle body and other fuel system areas. To identify the exact component, it's probably a good idea to contact a Mazda dealership and ask them...
Question
clutch pedal sticks and engages too soon, difficult to change gears with engine running. with engine off, clutch seems to shift ok
It sounds as though you're having trouble with your clutch hydraulic system. You first need to check to see that there is fluid in the clutch system. It may be the same reservoir as the brake master, or it may...
Question
hi chris, my name is pedro. I drove for about 100 miles on july 4th when i got to my destination my battery light when on and my
If the serpentine belt came off, the engine will overheat because the belt drives the water pump, as well as other components. When the water pump stops turning, that might raise cooling system pressure enough that anti-freeze is forced out...
Question
Saab wont start, or crank, check engine light, "coolant sensor" is on
Starting with the coolant sensor. While the coolant sensor may be an issue, rarely if ever will a failed coolant sensor prevent the engine from cranking. It usually will just effect engine performance and economy. If the engine shut down...
Question
2005 saab 9-5 makes loud noise on the highway at 60-65 mph
Hello, thank you for writing in. The first step is identifying where the noises are coming from. We need to determine if it related to the tires and suspension, if it is an engine problem, or if it is transmission...
Question
Is there a known fix for the mazdaspeed3 pcv problem?
For vehicles produced prior to 2008, Mazda published a Technical Service Bulletin (TSB) referring to a redesign to resolve the excess pressure issue. As far as the 2012 model though, I do not see a comparable published TSB dealing with...
Question
Popping noise from Engine when accelerating from 2000-3000rpm
Hi there. A popping sound like this is typically caused by an engine misfiring problem. It can be caused by ignition system problems, or fuel system issues. However, there are multiple components that could be causing this issue, so it's...
Question
Gear wont shift into park
Hello there. On most automatic transmissions, the problem of shifting from drive gears into park is due to a failure or blockage of the shift cable or linkage. Many shifters slide on a channel and items such as coins, and...
Question
Starting issues
Hi There, Depending on the symptoms of the hard starting, this may mean different things. If the hard starting is related to a slow crank, this may be related to a bad battery connection or the charging system. If the...
Question
What would cause a spring kind of noise from the brake pedal of my 2017 Ford Mustang
Hello. Typically this is caused by the brake return spring of the brake pedal assembly. The spring itself will rub on the surrounding metal and cause this to occur. Most of the time the spring can be moved slightly or...

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