Why does my Mercedes medic draw so much battery?
A radio receiver in the car continuously listens for wake up signal from the key. As the car receives a signal in the assigned frequency it wakes up to validate the key. This causes current draw for several seconds. If the car is left parked in high pedestrian traffic areas this could be a problem.
How long can you Leave your car headlights on until the battery dies?
Just make the headlights NOT WORK if there’s no key. It also makes theft a bit tougher, to boot. My 8-year-old battery probably wouldn’t keep them lit for more than 2-3 hours. I’m thankful for the piercing beep that my car makes if I turn off the car and leave the lights on.
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.
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.
Just make the headlights NOT WORK if there’s no key. It also makes theft a bit tougher, to boot. My 8-year-old battery probably wouldn’t keep them lit for more than 2-3 hours. I’m thankful for the piercing beep that my car makes if I turn off the car and leave the lights on.
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.
When do you turn off the headlights on a BMW?
Most BMWs will turn the headlights off when the key is out of the ignition. You could have just been seeing the pathway lighting feature. It’s the next best thing to seeing in the dark. BMW’s Pathway Lighting² feature helps guide you to your door –after you’ve turned off the vehicle.
A radio receiver in the car continuously listens for wake up signal from the key. As the car receives a signal in the assigned frequency it wakes up to validate the key. This causes current draw for several seconds. If the car is left parked in high pedestrian traffic areas this could be a problem.
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.
What to do when your car battery goes to sleep?
In some models you may need to wait up to 30 minutes for all the electronic systems to go “to sleep”. This will allow the car to shut off any electronic consumers that stay on for a brief period after the car is parked. Locate the battery in the trunk or in the engine compartment.
What should I do if my car battery is draining?
Remove the key from the ignition and let the car sit for at least 15 minutes. In some models you may need to wait up to 30 minutes for all the electronic systems to go “to sleep”. This will allow the car to shut off any electronic consumers that stay on for a brief period after the car is parked.
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…
Why is the battery draining on my Mercedes medic?
If the car is left parked in high pedestrian traffic areas this could be a problem. It may cause the battery to drain within a couple of days in some models. Try to turn off the proximity key function in your car by looking up the instructions on the owner’s manual.
Why does my car battery keep dying out?
Battery keeps dying out after the car sits for two days t… My car has gone 65,000 miles. Its battery keeps getting drained if I let it sit for more than a couple of days. In the last several years, I had the battery replaced four times.
In some models you may need to wait up to 30 minutes for all the electronic systems to go “to sleep”. This will allow the car to shut off any electronic consumers that stay on for a brief period after the car is parked. Locate the battery in the trunk or in the engine compartment.
What causes a car battery to not hold a charge?
2. A problem with your battery is causing it to not hold a charge. To check this, wait 12 to 24 hours after charging to the full voltage, keep the battery out of the vehicle and measure its voltage.
What does it mean when your BMW battery discharges?
How do you fix it? Many BMW owners call us about getting a “battery discharged” message on their dash. This is to alert you that your battery is getting low and the vehicle needs time to charge it before you shut the engine down again.
2. A problem with your battery is causing it to not hold a charge. To check this, wait 12 to 24 hours after charging to the full voltage, keep the battery out of the vehicle and measure its voltage.
How to turn a car on with a discharged battery?
Take one end of the black wire and connect it to the engine block or other metal parts of the engine of your car. You should remember that these parts of your car should be located far away from the fuel system. Use the other end of a black wire to link to the negative terminal of the battery of the jump car. 5.
Where is the auxiliary battery in a Mercedes Benz?
The auxiliary battery is located in the right side of the engine compartment, near the HVAC intake. To replace it, begin by removing the 10mm plastic nut from the cabin microfilter lid (green arrow). Lift and remove the cabin microfilter lid from the HVAC intake.
Where is the battery in a Mercedes-Benz W211?
The main battery in W211 models is located in the center of the trunk, mounted in a well, below the trunk carpet. The auxiliary battery is located in the right side of the engine compartment, near the HVAC intake.
What kind of exhaust fluid does BlueTEC use?
All Bluetec vehicles use Diesel exhaust fluid, also known as AdBlue. It is stored in an external tank, and it would freeze in cold weather. To prevent this, DEF tank is equipped with an electric heater which can burn out. You will be warned with a ‘check engine’ light if this happens.
Why is my Mercedes Benz battery not working?
If you pressed the unlock button on the door handle the instrument cluster would state “Key not recognized”. The next problem that this car developed was the battery dying when the car was parked for an extended period of time or parked overnight. It was confirmed that no lights were left on.
What does the red warning light mean on a Mercedes?
As you would drive the car the red warning light will come on stating door open. But all the doors were closed and the car symbol would not show any door actually open. A few times the windshield sippers turned on even though there was no rain at all.
Are there any electrical problems with a Mercedes Benz?
Recently we have been working on a Mercedes-Benz with some major and unexplainable electrical issues. The problem started with the Keyless Go feature. The key would unlock the car via keyfob and start it by inserting the key in the ignition. But Keyless Go stopped working.
All Bluetec vehicles use Diesel exhaust fluid, also known as AdBlue. It is stored in an external tank, and it would freeze in cold weather. To prevent this, DEF tank is equipped with an electric heater which can burn out. You will be warned with a ‘check engine’ light if this happens.
What kind of battery does a Mercedes Benz use?
Most Mercedes-Benz cars use Battery Group 94R and a great choice would be the ACDelco 94AGM Battery which meets the OEM specifications. Click here to read reviews and check the price on Amazon.
Where is the fuse box on a Mercedes Benz?
Open the fuse box that is in your trunk, next to the battery, and read its fuse arrangement. That box houses most of the radio/amplifier functions and if there is a fuse in the slot that says “Amplifier”, you have your answer as to whether or not you have one.
Which is the best Mercedes Benz Vito battery?
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What kind of battery does a Mercedes Benz have?
Mercedes-Benz models that are affected by the auxiliary battery malfunction include the following: Mercedes E-Class (W211, S211, W212, S212, C207, A207, ML W166, GL X166) Mercedes C-Class (W204, S204) Mercedes S-Class (W220, W221)
Can you jump start a Mercedes Vito W639?
I was speaking to a respected Mercedes commercial / Vito mechanic the other day and the conversation moved toward the correct method to jump start or charge a W639 Vito. He had seen several instances where people ‘not-in-the-know’ had jumped the vehicle from the under-seat connection and caused fatal damage to the ECU.
What does it mean when your Mercedes says auxiliary battery malfunction?
Many Mercedes Benz owners have noticed that they will sometimes get an occasional warning message on their dashboard stating “auxiliary battery malfunction” which can be quite scary especially if it happens while you’re actively driving.
If you decide to replace the battery on your Mercedes-Benz, make sure to replace with a compatible battery. Mercedes-Benz typically uses Group 49 battery. You will find some of the best prices on batteries for Mercedes-Benz on Amazon. Look for Group 49 Sealed AGM Battery.
Is the Mercedes-Benz 560sl ready to rebound?
The 1965–70 Shelby GT350, 1976–89 Porsche 911 Carrera (Turbo 930), and 2005–06 Ford GT, for example, have all seen much brighter days in the market. But when it comes to ice cold—and we’re talking Polar Vortex cold— well, if the 1986–89 Mercedes-Benz 560SL was any more chill it would be the official car of Antarctica.
Is the Mercedes-Benz 560sl the official car of Antarctica?
But when it comes to ice cold—and we’re talking Polar Vortex cold— well, if the 1986–89 Mercedes-Benz 560SL was any more chill it would be the official car of Antarctica. Until recently, that is. According to the Hagerty Vehicle Rating, the 560SL had been free-falling for nearly two full years before the bleeding finally stopped.
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.
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 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.
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.
Is there an issue with my 2002 C240?
I have a 2002 C240 and I’ve recently had an issue while driving. I’ve read similar posts to this one but someone always writes their own issues that are different from this matter.
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.
What to do if your Mercedes Benz wont start?
Get inside your Mercedes-Benz and start it. If it doesn’t start right away, let the battery charge for at least 5 minutes, or even longer if you can. If your Mercedes-Benz refuses to start, see the Troubleshooting FAQ section below. Once the car starts, disconnect the cables. Begin by disconnecting the negative battery cables on both cars.
Why is the radio not working on my Mercedes Benz?
Is the radio on your Mercedes-Benz not working? Some common problems with the Mercedes-Benz COMAND system include issues such as: Radio panel doesn’t turn on. (Hint: Check fuses.) The fist thing you should try is to do a soft reset of the COMAND unit.
Is the can B x0 / 35 bus related to battery drain?
Neither the CAN B X0/35 bus or the X0/34 bus have the Navigator or Instrument cluster controllers that threw error messages – those goes to the X0/36 bus under steering wheel. So, I still don’t know if the X0/35 bus junk or the error messages on the X0/36 bus are related to the battery drain problem.
How do you change the battery on a Mercedes ML350?
Replacing the battery in your ML350 involves removing the terminals. When you reconnect the terminals, your radio presets are likely to be cleared out. In some ML350s, you may need to re-enter a security code to get your radio to work again.
How can I get my Mercedes ML350 radio to work again?
In some ML350s, you may need to re-enter a security code to get your radio to work again. 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.
What happens when you change the battery in a Mercedes Benz?
In many Mercedes-Benzs, the transmission “learns” how you drive over time and makes adjustments, so you may experience altered driving dynamics as your car re-learns your driving style after changing the battery. Advance Auto coupon for 20% off entire order: KIOSK20
Where is the security code on a Mercedes M class radio?
Punch in the five number vehicle security code on the radio keypad. The security code is included with the owner’s manual. Call a local Mercedes-Benz dealership and give them the VIN of the vehicle and the radio’s serial number to receive the code if the manual cannot be located.
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.
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.