What causes battery to die on Mercedes medic?

A defective electrical system, Control Unit or a fault on the CAN Bus (Controller Area Network) are also causes that can cause your Mercedes-Battery battery to die. To troubleshoot the current draw, you need a multimeter that can perform current reading.

What kind of battery does a 2003 W211 have?

I’m equipped to do anything, so let’s see if we can get this one sorted – it’s my younger brother’s car…. a 2003 E320 (WDBUF65J53A150123) with a hair under 160k miles. Battery drains close to dead overnight, needs a quick jump and it’s fine for the day.

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.

Can a car battery drain to dead overnight?

Battery drains close to dead overnight, needs a quick jump and it’s fine for the day. The car had a red battery warning on when it was initially purchased. Two brand new batteries were put in along with much newer and updated battery control module. Red warning hasn’t been back, all is well.

Is there a dead battery in my Mercedes?

No dead battery this morning – car cranked fine. However, when pulling up point 24 on the climate control it only showed 13.0 vdc with the engine running (too low). After a 5 mile trip, the battery terminal voltage on point 24 was back to 14.0 vdc. This probably means there was some battery drain over night.

What does it mean when your car battery is dead overnight?

You go out to your car and the battery is dead overnight, this can be frustrating to say the least especially when you are late to work or got the kids ready for school and ready to leave. When the battery looses its charge in the morning you could have a voltage drain in the electrical system which is called a parasitic draw.

Where can I buy a new C class battery?

I’m not sure which year/model of C-Class you have, but you can find the battery hiding under the cabin air filter if you need to replace it. Any general auto parts store should carry a comparable OE replacement battery if you dont want to buy one from the MB dealership.

What’s the voltage on my Kompressor Sport Coupe?

2004 Pewter C230 Kompressor Sport Coupe Loaded! after learning that there is that hidden menu on the dash that shows the voltage i was able to determine that my voltage hits 17!!! Click to expand… Voltage regulator… 2004 Pewter C230 Kompressor Sport Coupe Loaded!

What should fuse reading be on Mercedes medic?

The reading should ideally be under 0.05 ampere. Locate the fuse box in your car. Disconnect the fuses one at a time. As you remove each fuse you should check the amperage reading on the multimeter. If the multimeter reading is still high, reinstall the fuse and go to the next fuse.

When to replace a battery in a Mercedes Benz?

A battery that is not performing as expected could also cause other problems such as Warning Light in Dash. Car stuck in gear also known as the limp mode or other unpredicted problems. If your battery is over five years old, you should consider replacing the battery in your Mercedes-Benz. Don’t wait until you get stuck.

What happens when a Mercedes Benz battery is dead?

When the battery is completely dead, you will know as nothing on the car turns on. The battery could be partially discharged in which case you will hear the clicking as shown in the video clip. When the battery is completely dead, you will know as nothing on the car turns on.

Is there a battery leak in a Mercedes medic?

Check for any leakage if you have older lead acid battery. Absorbed Glass Mat (AGM) batteries are sealed and you don’t need to worry about leakage. AGM type batteries is what newer Mercedes-Benz cars use. Voltage Regulator may be defective and needs replacement. Test the alternator. Make sure it is generating enough amperage.

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.

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.

Where can I buy batteries for my Mercedes Benz?

These are sold at stores such as WalMart, Advance Auto and AutoZone. They may have a one, two, or three-year warranty. It is convenient to purchase these batteries including the fact that some stores will even install the battery for free. You should get at a minimum of two to three years out these batteries even if it is an economy battery.

How to read battery current on Mercedes AMG?

Move your DVOM leads to the correct ports on your DVOM to read amps, and move the dial to the DC amps position. Disconnect either the positive or negative battery cable (you will do this for each battery) and place the positive lead of your DVOM on the battery post. Place the other lead on the battery cable. You are now reading current.

Why is my Mercedes-Benz E class battery not working?

If the voltage rises above and/or drops below range, the voltage regulator may be at fault. The voltage regulator is described more closely in Step 4. If you want to monitor each battery’s voltage level independently, you will need to test directly at the battery with a DVOM (digital volt ohm meter).

Why do Mercedes Benz cars have genuine batteries?

The technological advancements in your Mercedes‑Benz depend on a technologically advanced battery. Why Genuine Batteries? Why Mercedes-Benz Genuine Batteries? Precision. Power.

What kind of battery does a Mercedes C240 have?

2005 C240 base model. I have had a weak battery (Original i.e. 9yrs old) during cold weather it struggles to start. Its getting cold again I should have bought one sooner but I didn’t. My car did start but was idling low and died (has happened before but usually starts back up) while reversing out of the driveway. It would not restart.

How does battery inspection work on Mercedes Benz?

A battery inspection includes a thorough analysis of how much power the battery can hold, what weaknesses have developed and how likely it is to fail in the coming weeks. When you schedule regular battery inspections, you can start every drive with confidence. Enter your ZIP Code or city, state to find dealers near you.

What happens to the airbag light on a Mercedes?

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.

Which is better gel or AGM car batteries?

AGM batteries are self-replenishing, and never need to have water added to the electrolyte. These are known as sealed batteries and often advertised as maintenance free. Gel batteries tend to lose power faster than AGM batteries in low temperatures.

Can you jump start a Mercedes Benz with a dead battery?

Note: Jump starting a car with a fully discharged battery will shorten the life of the battery or damage the 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.

How do you start a Mercedes Benz battery?

How to Start Mercedes-Benz using a battery charger. Find a 12-volt battery charger designed to slow charge the automotive batteries. The charger needs to provide at least a current of at least 2 AMP up to 12 AMP. Set emergency brake and turn your car off. Locate the battery on your Mercedes-Benz.

What are the problems with a Mercedes Benz?

Top 5 Mercedes-Benz no start problems 1 Engine Click, No Start 2 Engine Dies Right After It Starts 3 Car turns over, but it won’t start 4 The car makes a clicking noise but won’t start. Hint: Starter Problem or Low Battery 5 Key will not turn the ignition More …

What causes a Mercedes Benz to not start?

In most cases you will get a fault code related to one of the following: 1 ECM / PCM computer failure 2 Camshaft position sensor 3 Shifter Selector module 4 Fault codes related to driver authorization or immobilizer 5 Electrical problems

When does the engine stall in a Mercedes?

There are never any notifications on the dash or any signs of it beginning to fail. This typically happens when I’m slowing down at an intersection or just driving slower in traffic.

How to reset steering angle sensor in Mercedes medic?

As the windows and the sunroof reach fully open / fully closed positions, continue to hold the switch down or up for 5 seconds. The steering angle sensor must be reset by turning the steering wheel to full left and full right with the engine running. Clear the BAS/ETS/ESP and other instrument cluster warnings.

How to reset a Mercedes Benz after a flat battery?

How to Reset a Mercedes-Benz After a Flat Battery. 1 Step 1. Insert the reset tool into the Mercedes’ data-link connector, which is near the hood-release latch. Turn on the ignition. 2 Step 2. 3 Step 3. 4 Step 4. 5 Step 5.

Where can I get a new battery for my Mercedes Benz?

If your battery is old or you don’t want to even deal with charging a battery, you can easily get a new battery on Amazon that will fit your Mercedes Benz. They are brand names and you can get the battery at your front door.

How much does a Mercedes ml500 battery cost?

The best part is, our Mercedes-Benz ML500 Battery products start from as little as $149.99. When it comes to your Mercedes-Benz ML500, you want parts and products from only trusted brands. Here at Advance Auto Parts, we work with only top reliable Battery product and part brands so you can shop with complete confidence.

When does a car battery go into disuse?

Disuse If you’ve let your car sit idle for awhile without using it, usually at least two weeks or more, then your battery might have lost enough power that it can no longer start your engine.

Is it possible for a car battery to go bad?

More often than not though, the vehicle is completely fine other than a battery that’s acting up. Car batteries are probably the most volatile component in the car, and it doesn’t take much for them to go bad. They only have a shelf life of a few years, and they’ll die quicker because of things like disuse, corrosion, and faulty connections.

Where is the battery in a Mercedes Benz?

The battery is inside rear seat and the door lock are controlled by battery. You can jump the car either 1) from the battery which is in the cabin (and locked) or open the hood, there’s a positive for you, which required you to get into the cabin and open the hatch…… bummer! The only “door” i can open with the key is the trunk.

How long does a Mercedes SL500 battery last?

My 2003 SL500 has 7,000 original miles so it sits for many months at a time. After charging the rear battery (which takes 12-14 hours because its charging both batteries), I’ve put the charger on the front battery and it lights right up saying completely charged.

How are batteries linked in a Mercedes Benz?

Both batteries are ‘linked’ right enough thru the alternator/battery management system. Eg if your starter battery is low enough that the door locks don’t open & you have to use the flat key then both batteries are used to start the car. Supposed to be to stop you being stranded.

What kind of battery charger do I need for my 2003 SL?

I picked up a CTEK 3300 for my 2003 SL and hooked it up today. I installed the set of battery cables that connect directly to the battery terminals. Very convenient when I want to disconnect and go. I just draped the cable out the back of the trunk lid to the right with the charger itself outside on the floor of the garage.

How to re charge a completely dead battery?

How to re charge a completely dead battery. 1. Find a charger. If you don’t have one, see this list. 2. a. Remove the battery from the car. 2. b. Or if you want to leave the battery in the car, disconnect the negative terminal from the battery. 3. Connect the red (+)positive cable from the charger to the positive terminal on the battery. 4.

What to do if your battery Cant hold a charge?

Full Recharge If your battery can’t hold its charge anymore and drains extremely fast, you might be able to save it by doing a full recharge. You’ll need to completely drain the battery for this to work, so once it reaches zero percent, keep turning it back on until it doesn’t even have enough power to boot.

What happens if you discharge a lithium ion battery?

Also make sure you don’t melt the thermal fuses (the little wires glued to your batteries). So much misinformation can be dangerous. First of all, lithium ion batteries shout NEVER EVER be discharged completely! This damages the battery and can cause them to explode in a blaze of fire. NEVER UNDERCHARGE A LITHIUM BATTERY!

Why does my Mercedes S430 not start after battery replacement?

Had the same problem after battery replacement on my 2003 S430, changed the blown fuse f52, no luck, changed relay T (under the back seat), problem fixed. Now gear shift is stuck, suspect the break switch, as the break lights don’t work either, will replace it soon.

How to jump start a W220 S500 S500 with dead battery?

This guide will show you how to jump start any of these cars: S430 S500 S600 S55 AMG | CL500 CL600 CL55 AMG. The easy way to jump start your S-Class is via the battery in the trunk. If the battery is dead and you can’t manually unlock the trunk, there is another method to jump start the car.

What should the amperage reading be on a Mercedes medic?

As you remove each fuse you should check the amperage reading on the multimeter. If the multimeter reading is still high, reinstall the fuse and go to the next fuse. Continue removing and reinstalling all the fuses one at a time, until you pull one that makes the multimeter reading drop to below 0.5 A.

Is there a problem with Honda Odyssey battery?

Check YouTube for checking parasitic battery drain 21 people found this helpful. You appear to have a parasitic drain problem. I had this on a 2008 as well as a 2014 Honda Odyssey van. What the problem was is that a AC relay fuse had gone bad.

Why does my car battery discharge after shutting down the engine?

He has certifications in automation and control technology. When you car battery discharges soon after shutting down the engine, it’s commonly caused by one of three things: Your battery may have reached the end of its service life (often 4 or 5 years). A parasitic drain is depleting battery power.

Why does my car battery go dead after a few days?

Some have had the dead battery problem because of a bad cell in the battery, faulty battery cables, a bad diode in the alternator, or even a problem in the car’s radio. A dead battery after a few days has been a problem on several makes of car, not just my 2012 Hyundai Sonata.

What does it mean when battery looses charge?

When the battery looses its charge in the morning you could have a voltage drain in the electrical system which is called a parasitic draw. I created this guide which will show you easy fixes and onward to the more complicated electrical problems.

What happens to Transmission Control Module after battery replacement?

Transmission control module Loss of adaptive information; most late module transmissions “learn” how you drive and “learn” to shift accordingly. If you’re experiencing electrical issues immediately after a battery replacement or disconnect, make sure the battery cables were re-attached and tightened down properly.

What happens when a car battery is disconnected?

There can be more than twenty modules on each vehicle and many of these modules have some sort of “learned” memory, which may be lost when the battery is disconnected. This can cause something minor, like the clock to lose its time, but it can also lead to engine stalling or even a failed smog inspection.

Can a car battery go dead after a few days?

When I returned home, the battery was dead. I have never had that experience on any car ever I drove. This Instructable applies to my car, but with all of the modern electronics running in the background on today’s automobiles, your car may have this problem, too.

When does the battery go down on a 2013 Sonata?

UPDATE: October 9, 2012– A friend who owns a 2013 Sonata spoke with his dealer in a different state and city. He did not let the dealer know he is aware of the memory fuse. He asked about the battery going down in a short time.

Is the Mercedes Batterie seat control module recalled?

This is ridiculous (fraudulent) considering the frequency and number of reports that these Seat Control Modules haven’t been recalled and batterie charged or replaced at Mercedes Benz expense. I have to jump start it every morning. For some reason at night the battery is drained.

How do you change the battery on a Mercedes SL500?

Replacing the battery in your SL500 involves removing the terminals. When you reconnect the terminals, your radio presets are likely to be cleared out. In some SL500s, you may need to re-enter a security code to get your radio to work again.

Where can I find the Mercedes battery code?

Check for this code in your owners manual – it will usually be either a sticker or small card in the booklet. If you can’t find it, call Mercedes-Benz and they will give you the code for free.

How long does it take to charge a dead car battery?

You need time. At minimum 1 day, preferred 2 days. 2. A trickle charger. A trickle charger, will put a very slow charge to the battery and bring it back from the dead. Any of these chargers here on Amazon will work, some of them cost only about $20 which is well worth it. All you need is a 1.5 or 2.0 Amp 12 volt charger.

What happens when a car battery goes bad?

Because there are a lot of electronics consumers in these luxury cars they tend to be very sensitive to the battery voltage. When the battery doesn’t provide the needed voltage and current you may notice some very strange malfunction with systems such as the transmission, ecu, airbag.

Why does my golf cart battery keep going dead?

The reason why your golf cart battery keeps going dead may be due to loose connections, incorrect battery wiring, or having a faulty voltage regulator. The voltage regulator is at fault and tends to affect the starter solenoid. Changing the voltage regulator can help to retain the battery voltage and in turn prevent the battery from going dead.

Why does my car battery keep going dead?

In a couple days the battery will be dead again. If the battery and alternator are good, then there is a good likelihood that there is a drain from a circuit in the car, such as a light left on or shorted. Somewhere there is a short that is draining the battery.

How old is the battery on a Mercedes Benz?

This may seem obvious, but an old battery is the root of many headaches and can cause all sorts of malfunctions on Mercedes-Benz cars. How old is the battery on your Mercedes-Benz? While some MB owners have pushed over 10 years on an original battery, the battery should be considered for replacement around 6 or 7 years.

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