Motor Vehicle Maintenance & Repair Stack Exchange
Motor Vehicle Maintenance & Repair Stack Exchange

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1500 questions
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Does Ford's heated windscreen/windshield normally drain excessive current?

When getting my battery tested for an issue in this post, the mechanic noted that when my Ford's "quickclear" windscreen heating element was activated and the engine running, the voltage coming from the battery dips, whereas this doesn't happen with…
SilverlightFox
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Does this crack in a battery terminal post indicate that the battery should be replaced?

Mechanics at the local garage have insisted it's "no problem yet", but people here in Sierra Leone have different standards to me when it comes to car safety... This is a pic of the positive terminal post on my car battery: Looks to me like a…
user56reinstatemonica8
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Shift "Grinding" Issue?

Lately I've been noticing a grinding/resisting force and sound when I shift from first to second gear in my 2003 Jetta GLI. It is ruining driving for me because every time I shift from first to second I feel this grinding force pushing the stick…
Toadise
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How are diesel engines better for the environment than gasoline?

I understand that diesel engines have become much more efficient at controlling emissions over the last couple decades. Various websites like this one describe the technological improvements that have brought this about, such as: Direct injection…
Poisson Fish
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How do I make all of this work together?

I have a friend with 1988 Jeep YJ. I'm not sure if this question is more appropriate for here or for Electrical Engineering. We want to mount this blender with an AC motor in it. I think it's 110 volts and 3.5 amps. We also want to put these…
DucatiKiller
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What is a 6 Pack and will it add performance to my engine?

What is a 6 pack in the hotrodding world? Does it improve performance of my engine?
Jonathan Musso
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Radial tires: Do they bulge at too high pressure?

It's tire pressure time! At least when looking at the recent new questions. So here is another question about air pressure. At driving schools, shops and in the internet you often find this type of images: The left tire has the correct pressure,…
sweber
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How Urgent is it to Replace Worn Out CV Boots

I recently noticed that what I think are the inner CV boots on my 99 Nissan Almera have started coming apart: They were still in one piece this past August when I took the car for inspection, so this is fairly recent. How urgent is it to deal with…
Robert S. Barnes
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Why won't my engine rotate?

After doing some maintenance on a 2000 Porsche 911 engine (3.4l normally aspirated), I find that I can manually rotate it with a wrench on the flywheel, to a certain point but no farther and I can't figure out why it won't rotate. The details I…
Edward
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2013 Toyota Tacoma flashing 4x4 light on dash

My friends Tacoma has the flashing green 4x4 light going on the dash. I read the instructions regarding putting it into 4 wheel drive, 2 wheel drive and 4x4 low and nothing changed. We drove it to an auto zone and the guy hooked up the scanner and…
Ppoggio
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What Can I Learn From Exhaust Manifold Temps?

I was wondering what I can learn from the temperatures on the individual exhaust pipes coming out of each cylinder. The question is general, and my specific example is on my 98 Mazda 626 GF 2L. Last time I checked it was after revving the engine a…
Robert S. Barnes
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How does a dynamometer work?

I don't have much to add here. Pretty simple. How does a dynamometer work? How are Horsepower and Torque measured as separate figures during a single dyno run? There are quite a few components and there is a component that provides resistance to…
DucatiKiller
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2007 Hyundai Elantra - Car beep when I lock the door no longer working

I got in a minor accident the other day. Cosmetically my hood was a little crumpled and the grill cracked. Functionally the only thing not working is the wireless lock beeping feature. Is this something I could attempt to fix myself? Any help…
MichelleTheNonMechanic
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Why don't all diesel engines have throttle plates?

I learned recently that many older and some newer diesels don't have throttle plates to control airflow. I was also quite shocked to learn about a condition called diesel engine runaway. Apparently a diesel engine can run out of control from oil…
DucatiKiller
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Car won't reach operating temperature

Here's a seemingly simple problem - I noticed that the temperature gauge of my mother's 2004 Opel Meriva 1.7CDTI won't ever climb above minimum. I checked the OBD readings to see if it was a defective coolant temperature sensor but it showed that…
I have no idea what I'm doing
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