Popular questions

Question
This is for a bike, I believe it shouldn't be any different...
Hi Caleb. Unfortunately, we don't service motorcycles or provide technical assistance on motorcycles. YourMechanic is a mobile automotive service based around the maintenance and repair of mainly cars and trucks. You should contact a local motorcycle specialist for information on...
Question
What causes failure to change gears?
Hi there, and thanks for writing in. There are many possible causes of your transmission shifting issue, though it's impossible to tell what's wrong on yours without first inspecting it. It could have a low fluid level, it could have...
Question
Oil cooler leak in 2002 Mercedes-Benz S600
Hi. A leaking engine oil cooler is considered an oil leak and can cause damage if the engine oil level is not maintained. Have the engine oil cooler replaced by an experienced technician. Have the technician inspect the vehicle for...
Question
It keeps on beeping and shows a radiator sign on the screen
Hello, thank you for writing in. When you are in this type of position the best thing to do is get a third opinion. If you do not have that option for one reason or another, you will want to...
Question
How do side curtain air bags work?
If your Accord has side curtain air bags, they’re designed to deploy during a moderate or severe impact. They will inflate and deflate very quickly, curtaining off the entire side of the vehicle (window edge to window edge). The...
Question
Three coils are misfiring. Do I have to change all three at the same time? Can I change the spark plugs first?
Ignition coils deliver the spark to the spark plugs. If you are confident that the coils are in fact misfiring, changing the spark plugs will not fix your problem. Ignition coils are coated with a varnish-like insulation that becomes brittle...
Question
Possible alternator replacement.
The alternator should not cause the vehicle to not turn over unless it is not recharging the battery. The battery or starter are the most common reason for a vehicle that will not turn over. I recommend you have the...
Question
P0306 code after replacing COP, wires and spark plugs. What else could it be?
There are several possible causes for an engine misfire. There could be an injector problem, a wiring or connector problem, a PCM problem, or even a problem within the engine. Some further diagnostics will be necessary to locate the cause....
Question
Car cranks but no start or spark
From what you've described, you may have a bad crankshaft sensor. You'll know if this is the case once you run a scan test to get sensor data. The sensor may not be sending a crankshaft signal to the computer....
Question
Car turn over but stalls out
Hi. If the engine will turn over and try to start, then it may be a problem with fuel pressure or one of the engine sensors. It is common for the fuel pump to fail as well as the crank...
Question
electric power steering light on dash - is it just a fuse, how can I know if it is more serious?
Hi there: Typically a dashboard warning light is an indication that the ECU has detected a fault of some type of an electrical or mechanical component. If the electric power steering light is illuminated, it's likely that one of the...
Question
Car starts up and cuts off after a while of driving
This may be likely related to a fuel pump issue or lack of fuel pressure. Low fuel pressure is something that can cause your car to struggle to idle or even stall when driving. This will also cause the Check...
Question
Car lost power
Hello. Most of the time when this car suddenly stops like this it is because the timing belt broke. If it has never been replaced then this is very likely. It can also occur if the ASD relay failed or...
Question
Battery charge low
Hi. The alternator is the key part of the charging system and helps maintain the battery charge during vehicle operation. A faulty alternator is common and can cause the problem mentioned. A loose wire, blown fuse, or faulty alternator are...
Question
Window switch broken
Hello. This could be solved simply by replacing the window switch. However, it is also possible that there may be a problem with the window motor or regulator. I would suggest you have a certified technician, like one from YourMechanic,...
Question
P0171
The cause behind diagnostic trouble code P0171 is easiest to find by looking at the secondary firing patterns on the Bank one cylinders. That will confirm if the too lean condition, that has caused the code to set, affects all...
Question
Engine light staying on
Hi there. The Check Engine Light should stay illuminated until the vehicle is running. So, your light being on while cranking is normal. However, if the light was on before when the engine was running, diagnostic trouble codes may be...
Question
Power seat not moving forward
Hello. It sounds like you may have some problems with the seat on you car. Sometimes the motor that actuates the seat can burn out. I would recommend having a technician from YourMechanic come out and inspect the seat, and...
Question
What does it mean if the Low Tire Pressure light comes on in the dash?
Your car’s tire pressure monitoring system is designed to track the pressure in all four tires and alert you if one (or more) of them drops below the safe threshold. If the Low Tire Pressure light in the dash comes...
Question
Fuel pump is not priming.
Hi there. The fuel pump could have failed due to crystallization of the fuel if there is too much water in the fuel). I recommend putting a treatment of water separator in the fuel tank and let it sit for...
Question
No cold air from AC
If the AC is only blowing hot air then most of the time it is because the AC compressor is not turning on. The compressor will not turn on for a number of reasons, but the most common is low...
Question
How do I arm the anti-theft alarm?
While nothing can completely prevent a car from being stolen, an anti-theft alarm is a fantastic tool for tipping the odds in your favor. Arming the anti-theft alarm in the vehicle can be done in a few simple steps: ...
Question
Timing belt replacement and car still don't start
From what you've described you'll need to remove the spark plugs and have a compression test done. It sounds like you may have bent the valves in the motor when the timing belt broke. I'd suggest having this looked...