Popular questions

Question
Why does my Saturn ion keep cutting off on me while driving it's not my battery or my alternator
Hello. Thank you for writing in. The issue sounds like it is related to the transmission, and it may be electrical or mechanical. More specifically, it may be related to the torque converter. The torque converter has a solenoid in...
Question
Is it possible that my mechanic broke a motor mount while changing the oil or replacing a power steering pressure hose on my car
Hi Charles. Thanks for contacting us. Typically an engine mount is not touched when an oil change or power steering hose replacement has been completed, so I would initially suggest that it's less than likely that the previous mechanic caused...
Question
My engine died while driving and now won't start.
Hello. Stalling can be caused by a wide variety of issues. If it was previously known that there was an issue with the main fuel pump relay then I would start there. Any issues with the fuel pump relay can...
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The navigation on my 2006 Acura TL stopped working.
Hi there. From my experience with this car, if the navigation keeps turning off and on, it is due to a failure in the hardware in the navigation module. I always check the voltage going to the module first to...
Question
Window making grinding sound. Window could be off track.
Having a window that is stuck down can be a major inconvenience. The only way to know exactly what is wrong with your window is to remove the door panel for inspection. The problem could be with the motor, the...
Question
cold rough idle and P0303 code , run great after clearing code and warming up,
Code P0303 suggests a misfire in cylinder #3. This can happen for many reasons such as a vacuum leak, weak fuel pump (pressure), bad ignition coil, low voltage to the fuel injectors (causing pulse problems) or a faulty mass air...
Question
Is a no crank situation due to faulty neutral safety switch?
Hi, thanks for writing in. Yes. Your car could have a bad neutral safety start switch but also by what you are saying it could be your starter solenoid. I can't find a specific place of where your neutral safety...
Question
Slip indicator light flashing on and brakes lock up while driving what's wrong
Hello. From what you describe, it would appear that your vehicle may be experiencing some sort of issue with the traction control or ABS system. These systems are designed to detect tire slip, and activate the ABS system to help...
Question
How do I change the ignition switch mode?
The Engine Start Stop switch has three modes other than Start: Off, Accessory, and Ignition On. You can toggle between these three simply by pressing the Engine Start Stop switch when you are not applying the brake pedal. The switch...
Question
How does brake fluid get dirty?
One way that brake fluid becomes contaminated is when moisture is absorbed by the brake fluid through rubber brake lines. This moisture will break down the brake fluid and cause rust in the brake system. Excess moisture in brake fluid...
Question
Where is the fuel pressure regulator on a 2004 toyota sienna ?
Hi Rick. The fuel pressure regulator on our 2004 Toyota Sienna should be located near the fuel tank, in the rear of the vehicle. It's a good idea to purchase or download a service and repair manual for your Toyota...
Question
Went to take the gas cap off and it blew air out.
Excessive pressure inside the fuel cell could be caused by a clogged EVAP canister. This system is designed to filter vapors from the fuel tank for environmental reasons. If the canister is full or the purge solenoid is damaged that...
Question
What causes oil leak between head and block and whitish blue smoke from exhaust plus milky oil
This is a common sign of a blown cylinder head gasket. In between the cylinder head and block is a thick gasket that seals off the combustion chamber and maintains separation of the oil and water passages through the cylinder...
Question
On CNG, engine often give a sound of misfiring and got stop, while on petrol no such issue
Hello. The symptoms you are experiencing can be caused by many things. A few things I would look into are the fuel system, the engine management system, and the ignition system. If any of the components, such as the fuel...
Question
Loud noise when I open passenger door.
The only two ways I have ever seen a door make noise is if the hinges need lubrication or if the door is being resisted by another body part such as a fender. When the door breaks free in the...
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what is the firing order
Hello. The firing order of your car is 1-3-4-2.
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Passenger's side windshield wiper not working
The windshield wiper motor linkage may have come off of the wiper transmission. The front cowl would need to be removed for access to check the linkage. I recommend having a mechanic, such as one from YourMechanic, inspect your windshield...
Question
Slight delay when stepping on accelerator pedal
Hello. This delay is common in what is known as drive by wire engines. This means that the throttle is controlled by sensors and an electric motor. Most of the time when there is a delay that is this serious,...
Question
I would like to collect brake pedal position information from my OBD2 port. Can this be done?
The brake pedal position does not have a specific wire to the OBD2 connector that can be monitored. You could however monitor the data stream and get the brake on or off PID in the data monitoring. The PID will...
Question
Won't start - 1993 Toyota Corolla
Hi there. From the description you have given, no power to the ignition circuit and fuel pump circuit. It could be the EFI main relay is faulty. A circuit test could confirm the fault. A worn clutch would not keep...
Question
Why would I have a P0014 code in my 2008 Nissan 350Z
Hello. When you get this code it is because the computer is seeing that the valve timing is off. Most of the time this is a timing solenoid issue. It can also be caused by low engine oil, a sensor...
Question
Key won't turn, Check Engine light on.
If it is the correct key and it is inserted all of the way in, then most likely the cylinder is bad. Wiggle the key around while trying to turn it. It may eventually unlock and turn, but this problem...
Question
Engine light is on, Catalytic converter is bad. 2008 Jeep Wrangler
Hi - on your Jeep the catalytic converter(s) - all 4 of them - are welded together as a single assembly, going from the engine manifolds, to the center muffler section. You don't indicate your mileage, so it's hard to...
Question
How does the automatic climate control system work?
If your vehicle includes an automatic climate control system (higher end trims only), you have the ability to “set it and forget it” when it comes to heating and cooling. Using the system is simple, too. Here’s what you need...