What should I do if my Mercedes battery keeps going flat?
If you have a fault, connecting an Ammeter in circuit with the battery should give an indication of the current being drawn. Pls don’t try and start the car with the meter in circuit though. You must log in or register to reply here.
What should current be on Mercedes medic battery?
Connect one test lead to the battery post and the other to the negative battery cable. You should see a current draw of less than 0.1 Ampere or 100 milliamps. If your read is over this value we need to do further troubleshooting. The reading should ideally be under 0.05 ampere. Locate the fuse box in your car. Disconnect the fuses one at a time.
Why does my Mercedes-Benz battery keep draining?
You try to start your Mercedes-Benz and the car is either completely dead or this happens: Battery drains happen when electronic equipment (consumer units) are constantly drawing current from the battery while the car is parked. One simple example is when lights are left on overnight. But it’s not always as simple as that.
What causes battery to go flat when not used?
Expert: Matt replied 7 years ago. the best way to find what circuit is causing the excessive currant drain is to fit a current sensing multimeter in series with the positive battery lead on the car and the battery, or use a current clamp meter on the battery positive cable.
What should I do if my Mercedes battery dies?
If the battery should die on your Mercedes-Benz, the airbag light on the instrument panel may stay on after you hook up a new battery. The oil light indicator also may stay on, and the radio may not work until you reset its code. You can reset the airbag and oil lights with a service-light reset tool…
Connect one test lead to the battery post and the other to the negative battery cable. You should see a current draw of less than 0.1 Ampere or 100 milliamps. If your read is over this value we need to do further troubleshooting. The reading should ideally be under 0.05 ampere. Locate the fuse box in your car. Disconnect the fuses one at a time.
Can a battery charger be used in a Mercedes Benz?
It can also cause electronics components in the car to malfunction and trigger under voltage fault codes for the control units in your Mercedes-Benz. The best option would be to use a battery charger if that is possible.
How to jump start a Mercedes Benz battery?
Hint: For a safer method to jump start a Mercedes-Benz with a fully discharged battery see Method 3. Method 2 Jump start your car battery with a booster pack / jump starter box. Get a jump box that is powerful enough to turn over a Mercedes-Benz engine. Generally, you need a jump box that has 1000 peak amps or more.