How To Repair The Sunroof On A 2003 Bmw 540i. Makes A Clicking Noise

How to Charge the Battery in a BMW 540i

by Dwight Malone

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A battery on a BMW 540i might need a charge for a variety of reasons. If the car has sat for a long time without being started, the battery will slowly discharge. As well, older batteries accept problem property a charge. Extremely cold temperatures have a negative impact on batteries, and as the temperature drops, the battery will produce less ability. Charging a battery is fairly simple, but the only way to safely do it is with a battery charger unit, bachelor at virtually auto parts and retail stores.

Step one

Open the hood of the auto and locate the bombardment on the right-manus side, nether a plastic boot.

Step 2

Lift up the plastic boot to expose the battery.

Footstep three

Identify the bombardment charger on the ground, direct in forepart of the vehicle.

Stride four

If the charger has a voltage switch, set it to 12 volts. If the device is but a 12-volt charger and does not have a switch, skip this footstep.

Pace 5

If the charger has a switch that sets the desired amperage (charge) charge per unit, such as 6, 12 or 30 amps, prepare information technology to the desired charge per unit: The higher the amp setting, the quicker the bombardment will charge. If the charger does not take an amperage setting, skip this step.

Step 6

Connect the positive charger clip from the battery charger to the positive concluding on the battery.

Step seven

Connect the negative charger clip from the battery charger to an unpainted part of the engine block or frame.

Stride 8

Plug the battery charger into the wall outlet.

Step 9

Consult the battery charger'southward pedagogy manual to see the charging times for your particular charger.

Footstep 10

Unplug the charger and so disconnect the charging clamps once the battery has finished charging for the amount of fourth dimension specified in the transmission.

Insert key into ignition and start the vehicle to check that the battery is properly charged.

References

Tips

• If the car still won't kickoff or turn over subsequently the bombardment has been fully charged, the vehicle nearly likely has a bad starter, or another electrical malfunction, and should exist inspected by a qualified mechanic.
• Radio presets and the clock might need to exist reset if the battery was completely dead prior to charging.

Things You'll Need

• Bombardment charger

Warnings

• Always refer to the bombardment charger's instruction manual for safety tips for your particular battery charger.
• Charging times vary by battery charger model, so consult the instruction manual.
• Never affect the positive and negative clamps from the charger while it is plugged in. Doing so will crusade a spark and possible electrical short.
• Be sure to unplug the charger at the stop of the charging time, because it is possible to overcharge and damage a car battery.

Author Bio

Dwight Malone is a journalist who has worked for various Chicago-area newspapers, including the "Chicago Tribune" and "Naperville Sun." He has been a writer, editor and graphic designer since 2000. Malone studied journalism at Eastern Illinois Academy.

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