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Should you connect the pos or neg terminal first when replacing a car battery?
Wiki User
∙ 15y ago
Assuming the vehicle has a negative earth You connect the positive lead first The reasoning When the positive lead is fitted first, if you dropped a spanner across the battery negative terminal to the car body all you would do is make the circuit. If you connect the Negative lead first, and you dropped a spanner across the positive battery terminal to the car body you would then have a dead short
Wiki User
∙ 15y ago
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Should you remove the positive or negative terminal first when replacing a car battery?
Always remove the negative (-) cable first. When connecting it back up connect the negative last.
What happens if you connect a negative battery terminal to a negative?
You should connect the negative cable to the negative. Your question sort of stopped. Connect to a negative what?
Should AC circuits go to or from positive battery terminal?
You would never connect any part of an AC circuit to a battery.
Battery flat in your Mercedes c180 battery in boot how do you get it opened?
Connect a slave battery to the alternator live terminal and an earth. Then the central locking should work.
Which terminal is red on a battery?
We generally connect the red wire to the positiveterminal of a battery. The black is connected to the negative terminal. Naturally, no wiring connections should be attempted until a thorough understanding of the circuit being worked on has been made.
During electroplating the item to be plated?
The item to be plated should be attached to the negative terminal of the battery.
Does the 1996 gran marquis have horn fuse?
You have a Horn Relay in power distribution box. Remove horn relay, connect jumper from terminal 85 to ground, connect one end of second jumper from terminal 86, connect one lead of a ohmmeter to terminal 30 and other lead of ohmmeter to terminal 87-should be resistance, now connect loose end of jumper from terminal 86to battery +, should now read zero ohms on meter...relay should also "click" oterwise it is bad. Another thing that goes bad is the "horn blow switch", it usually reads like 5 ohms approx.
Should you connect both ends of a battery in to a circuit?
The circuit won't do anything until both terminals of the battery are connected to the correct [two different] points in the circuit. As long as either terminal of the battery remains disconnected, the circuit is "OFF".
How do you install a Solenoid Switch on a 1993 mustang?
Should be located on inner fender Connect + battery terminal to one of the large posts Connect cable from starter to other large post Connect smaller "trigger" wire to either of the small posts
Why should a car battery's positive terminal be connected first for charging?
Batteries vent Hydrogen gas. You should always connect the positive battery cable first to avoid a spark at the battery that could cause the Hydrogen to explode. The negative cable should never be connected to the battery negative post. It should be connected to another ground area on the engine.
Could a bad key switch cause the positive battery terminal to get hot?
No, the battery terminal should be able to handle as much electrical current as the vehicle should ever use, WITHOUT heating up. Clean or replace any battery terminal that is getting hot.
When replacing an alternator you should first disconnect?
the battery
