Should you hook up negative or positive first

Do you connect the positive or negative end of a battery?

Getting to our question, Always while connecting the cables to a car battery, connect the positive terminal first, then the negative and the ground. If you connect negative first, there are chances of short-circuiting.

What happens if you connect a red wire to the negative?

If you connect negative first, there are chances of short-circuiting. Note that, Red cable is positive (+) and Black cable is negative (-). Never connect the red cable to the negative battery terminal. Connect the red cable to the positive terminal and the black cable to the negative terminal.

Is the Red Cable Positive or negative on the battery?

Note that, Red cable is positive (+) and Black cable is negative (-). Never connect the red cable to the negative battery terminal. Connect the red cable to the positive terminal and the black cable to the negative terminal. If you reverse the polarity, there are several damages which can be caused to the battery, such as:

What is the difference between positive and negative battery cables?

The negative cable is connected to the body/chassis of the car. If you connect the negative first, then the positive, if you happen to touch the wrench to something metal while it is touching the positive terminal, thats a short - because the chassis is already connected to the negative battery terminal.

Should I connect the fuse to the negative terminal of battery?

[Should I] connect the fuse to the negative terminal of the battery since its where the actual flow of electrons originate which is opposite to the conventional flow of current from the positive terminal? Forget about electron flow. It only causes confusion such as in your thinking.

Why does the-terminal of a battery have negative voltage?

If you switched the probes around, you would get a negative voltage, because you are now asking the meter to read the voltage potential of the battery as if the + terminal was ground (or 0 volts). In other words, the - terminal has a negative voltage potential in reference to the + terminal.

The red cable is the positive and the black cable is the negative. The positive post is slightly larger. How do you charge a positive ground battery? Red cable to positive, black cable to negative. How do you run your power wire at battery with oldmobile alero 99? Red, positive + cable to Positive + battery terminal.

What are the positive and negative battery terminals on a battery?

But if they are not color-coded the positive battery post is slightly larger than the negative battery post. If you try to connect the negative cable to the positive post it would be a tight fit and if you connect the positive cable to the negative post it would be loose. What color battery cable is negative? Black is negative and Red is positive.