Popular questions

Question
What Advantages Are There of Rebuilding an Engine Rather Than Replacing It?
When you are looking at the question of whether you should rebuild or replace a motor, you will first have to assume the original motor is rebuildable. If you do not know if your engine is rebuildable then the engine...
Question
Front end control arm or ball joint? Cost?
It sounds like your lower control arm ball joint came apart. The fact that it came out is an indication that there is a lot of wear in the front end. You may have also damaged other components like the...
Question
Distributor not sparking
If you have verified there is no spark coming out of the distributor, depending on your system, you might have a faulty ignition module. This is located inside the distributor and controls the spark delivery. Wiring diagrams and information on...
Question
weird while sitting at traffic light
Hi there. You are correct; this is weird - especially with less than 50,000 miles on your well maintained Nissan Titan. In most cases, this type of situation is caused by an obstruction of transmission fluid inside the hydraulic lines...
Question
FORD CMAX Fuse question. 2014 Ford C-Max
Hello, Ford (and other manufacturers as well) usually offer the small, specialized electrical parts for repairs such as you describe. Check with www.fordparts.com for your specific needs. For assistance with this project, I would recommend an electrical system problem inspection...
Question
check engine light stays on, replaced the mass air flow sensor
Hello, thank you for writing in. The vehicle will need to be scanned for diagnostic troubleshooting codes. The computer will set a code when issues have been detected. These codes are a way of helping you or the technician to...
Question
Hissing sound
This is normal. What you are hearing is the rush of air entering past the throttle body. You normally don't hear this because there is much less air passing the throttle plate at lower throttle angles. The sound of the...
Question
How do I fix the issues related to code P0445 (Failed Emissions Test)?
Diagnostic Trouble Code P0455 has causes in addition to a faulty or loose gas cap. In your circumstance, the first thing you should do is reset the Check Engine Light which will erase the existing codes. Then see if the...
Question
Odometer has lines, won't start unless I put fuel in the intake. The fuel pump keeps running and doesn't shut off? Seems like the truck wants to start.
Hi there. From the description you have provided, you've replaced the fuel pressure regulator, the fuel pump never shuts off and puts fuel in the throttle body, it runs until the fuel is gone, and the odometer has lines instead...
Question
TTB alignment
Hey there, thanks for writing in about your 1993 Ford Bronco. This is not common. You should have a lock that locks the adjuster in place after the alignment is done. It should not move once the lock nut is...
Question
Car won't start. Tries to turn over and the dies immediately
Hi There, A few different things will usually cause the car to start and then die. A bad ignition coil can cause this if it is beginning to fail, resulting in intermittent starting problems. A dirty or faulty mass air...
Question
Headlights aim too low when properly adjusted by two mechanics.
Hello. If the headlights are not pointed correctly, then they likely need to be adjusted. Even if a technician has already adjusted them, it may be possible that they were incorrectly pointed. An issue with the mounting may also be...
Question
Gas leak
If the vehicle is leaking fuel, I would stop driving it immediately, and have it serviced as soon as possible. Gasoline is highly flammable, and therefore it is not safe to drive a vehicle that is leaking fuel. I would...
Question
Brake lines have air, bled many times
Hello. Moisture in the brake fluid is being boiled off as steam when your brake system temperature gets above 212 degrees (at sea level). The steam re-condenses as water in the system BUT air pockets can be created and remain...
Question
My car loses power while I am trying to accelerate. It will not reach the next gear.
Hello. With the amount of information, there are a limited number of suggestions. These include loss of ignition with higher spark loads (weak coils or ignition module), inadequate fuel supply -quantity and pressure (weak fuel pump, clogged fuel filter or...
Question
Do I have a bad fuel pump?
If you have tested the fuel pressure at the test valve on fuel rail and do not get pressure then the system will need to tested for a bad fuel pump.
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
Reverse gear went out
The first step is to check the fluid level and condition. If the transmission is full, and the fluid is not brown or black, we can proceed. The next step would be to try and eliminate an electrical issue that...
Question
Quantity of atf fluid for the transmission
Hello. If your ATF dipstick has marks on it, you can use those marks as a guide to re-fill it. The marks may designate "cold" and "hot" fluid levels. Best to check it cold, and then check later after a...
Question
Need to replace O2 sensor
When a Check Engine Light is illuminated it can be scanned by a tool. The code that gets read by the computer signifies what needs to be changed/replaced. An O2 sensor code quite possibly may be the case, but a...
Question
Anti-theft device for ignition will not allow the engine to run, and the security light is on.
Hi there. You could remove the battery cables for 13 minutes and then put them back on. This will clear out the computer and have it relearn itself. Now if the light still comes on, then the security controller will...
Question
Need someone to help me get my car started.
You could have a mechanic, such as one from YourMechanic, come check it out. The fuel pump, crank or cam sensors are the most common possible cause of the no start.