Popular questions

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I'm looking at a 1995 jeep wrangler on craigslist and it says the engine is vibrating and leaking oil
Oil leaks can generally be addressed, although they do vary in terms of cost, depending on location. The causes of engine vibration are too varied to conclude anything without inspecting the vehicle. If the vibration is due to sticking valves...
Question
Didn't want to start then started drove 40 mi overheat a little at red light car die wont start
You will need to have the engine checked to see if it stalled due to loss of power from fuel related issue or from the engine overheating. Have a mechanic like one from YourMechanic come to you and diagnose the...
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What does the brake system Warning Light mean?
The brake system Warning Light is located on your instrument control panel. The brake system Warning Light can illuminate for two reasons: 1. The parking brake is currently engaged. When the brake system Warning Light comes on, make sure that...
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I need help with my fuel tank.
Replacement of the fuel tank involves more than just the tank as the fuel pump has to be carried over from the old tank to the new and there are high pressure and EVAP system connections that must be made....
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Advice on RPM increase
RPM just depends on your engine. I've had motorcycle engines that you can rev up to 16,000 RPMs and it didn't hurt anything. It depends on how they are designed and what they are set up for. Now, if...
Question
0B5 Gearbox Basic Setting
Hello. If your speed sensor is failing to calibrate properly then it may be possible that there is some sort of electrical fault present, or issues with the calibration procedure. Any wiring issues with the sensor may result in the...
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Bad turn signals
Hello. This happens al lot on this vehicle. The problem is typically the turn signal switch assembly. The switch contact fail internally and cause this to happen. I typically check the voltage at the switch first to verify that it...
Question
Code po1500 after new icv and maf
Hi there: When an error code is created, it is stored in the ECU until the problem is resolved and the error code is manually removed from the computer with a professional digital scanner. If the code was never reset...
Question
spark plug arcing at boot
Spark wires and boots do age, get damaged and otherwise fail. An accompanying symptom can be the arcing your describe, or voltage leakages, which simply means that the energy that was supposed to go toward firing the plug gets diverted....
Question
Went through a puddle in a honda civic it died now car turns over wont fire
The working theory is that water has intruded somewhere, likely in some electrical component. If you are in a warm, dry climate you might try letting the car dry out. If that doesn't work, or you need a faster resolution,...
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Hi Noe, This is my question. I have a 2006 VW TDI 1.9 and it leaks antifreeze from the reseivour tank at the cap pressure relieve
Hi there. It sounds like there may be combustion gases entering the cooling system. The hard starting could be due to coolant in the combustion chamber upon startup; the coolant leaks into the cylinder during a cold soak. There could...
Question
How often should my tires be rotated?
Since tires are such an important part of your driving experience, it is crucial that you have the rotated whenever they are scheduled for maintenance. To tell how often your tires should be rotated. Follow the recommended service schedule...
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Starting issues, battery is fine
Many different things can cause the vehicle to have a no start condition. The most common are the battery, battery cables, ignition switch, starter, or fuel pump. With the headlights not working there is a good chance that the fault...
Question
Cranks but will not start
As you already know, I would suggest testing the coil packs for spark. Try also checking the crank position sensor to be sure it is working properly. When these go bad they can often cause the coils to not produce...
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uncomfortable driver's seat
Hello, thank you for writing in. Even with the adjustments you can make, seats are designed to be one size fits most. With that being said, before you invest too much money into a seat cover, or new seat, you...
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Transmission
The electronic controls in modern cars have a "warm up program" for emissions purposes. By holding the engine revs a bit higher and longer when the engine is cold, it will warm up faster, therefore pollute less. If you are...
Question
Can I drive my car even the brake and abs light on or not?
Hi, thanks for writing in. It is not recommended to drive the vehicle until you have the brake system diagnosed to find out the problem. If the ABS has a bad sensor then this disables the ABS system but the...
Question
misfire under load
Hello. Engine misfires can be caused by many things. If the issue occurs under heavy load it may be possible that the vehicle requires a tune up. If the spark plugs are the originals, it may be possible that they...
Question
I been having problems with my car, a couple of days ago its would not start.... The dipstick was creamy, I checked my coils, 2004 Nissan Altima
Hello - to be sure, a leaking valve cover gasket that is allowing oil to leak onto the plugs, plug boots or coils, will cause misfire issues, and uncertain engine starting performance. I recommend a car is not starting inspection...
Question
Backlighting to the dashboard failed now it’s distracting
This actually may be a normal condition. The alternator on your car has a specified amount of amperage it can output at a given engine speed. For instance, your alternator's maximum output is approximately 125 amps, but only 85 amps...
Question
While in park my Nissan idles from 1500-2000 rapidly even after the resetting what could be the problem ?
You can attempt to drive the vehicle and see if re-learning is possibly completed. If driving the vehicle does not resolve the issue, that is the correct idle speed is not attained, check to be sure that the throttle body...
Question
Sputtering and slow acceleration. At high speed it hesitates and seems as it's not receiving fuel.
Hi There, This may be a sign of a faulty fuel pump or fuel pressure regulator. As you know, when you turn the key to on, the fuel pump is activated and the fuel system is primed with fuel at...
Question
Coolant hose is leaking
A cooling system rubber hose may begin to leak due to deterioration, or weak hose clamps. Spring-style hose clamps can lose their tension over the years, especially if they have been tampered with during other repairs, or cooling system services....
Question
Crankcase ventilation hose, valve cover to intake? - Excursion 6.8 l
Hello - this piece is part of the crankcase ventilation system, and has a PCV valve underneath. It vents crankcase fumes to the air intake system for combustion, regulated by the PCV valve. This hose is available separately from either...