What happens when the alternator on a Mercedes Benz dies?
The alternator for the Mercedes Benz is responsible for powering all of the electrical devices in the car. It is designed to last for at least 60,000 miles. When the alternator dies, the first sign is the battery light illuminating on the dash. When the battery light illuminates, it is, ironically, usually not just the battery.
How long does an alternator last in a car?
It is designed to last for at least 60,000 miles. When the alternator dies, the first sign is the battery light illuminating on the dash. When the battery light illuminates, it is, ironically, usually not just the battery.
How do you remove a belt from an alternator?
Release tension on the alternator belt. Turn the center tension pulley clockwise with a socket wrench. This will create slack in the belt. Slide the belt off the alternator. You will need to remove the belt from all of the other components on the system as well.
The alternator for the Mercedes Benz is responsible for powering all of the electrical devices in the car. It is designed to last for at least 60,000 miles. When the alternator dies, the first sign is the battery light illuminating on the dash. When the battery light illuminates, it is, ironically, usually not just the battery.
Where is the alternator on a Mercedes Benz E CLK?
Applies to C Class , E Class, CLK Class and many other models with the V6 M112 and V8 M113 engine. Open the hood. Disconnect the NEGATIVE terminal from the battery. HINTS: Locating the battery. Depending if you have a C / E / CLK class it could be either in the engine bay compartment, under the rear seats, or in the trunk.
What should I do if my alternator is not working?
If that’s all good then replace the regulator. If not then buy a rebuilt alternator and install it (the rebuilt will come with a regulator). If you’re not very well DIY inclined you could just buy the rebuilt alternator and do the R&R, that’s pretty simple (just be sure to disconnect the battery first!).
It is designed to last for at least 60,000 miles. When the alternator dies, the first sign is the battery light illuminating on the dash. When the battery light illuminates, it is, ironically, usually not just the battery.
When to replace the alternator in a Mercedes Benz?
When installing the belt, it is best to use a new one. They’re relatively inexpensive for the Benz and by the time an alternator needs to be replaced, the belt is usually worn to the point where it will likely need to be replaced soon as well.
Release tension on the alternator belt. Turn the center tension pulley clockwise with a socket wrench. This will create slack in the belt. Slide the belt off the alternator. You will need to remove the belt from all of the other components on the system as well.
How do you replace an alternator on a car?
Unplug the alternator’s wire. Now that the old alternator is out, it can be replaced. Tighten down 13mm nut and replace cap. Plug harness back in. Orient alternator onto mounting bracket. Insert long bolt through hose bracket first. Re-install second bolt and tighten both down.
How are the bolts holding an alternator in place?
The alternator is held onto a bracket via two long bolts. They will need to be removed prior to removing the alternator as a unit. Use 11mm socket to remove bolts. Figure 3. Remove the bolts holding the alternator in place. The lower bolt may be better removed using an extension.
Why does the battery warning light come on after replacing the alternator?
A relatively common “side-effect” of replacing a battery and/or alternator in a car is to have the voltage (battery) warning light come on. This is especially true in late-model vehicles with their more sophisticated internal diagnostic systems.
Is it OK to change the battery in a Mercedes Benz?
You will be ok to drive the car, but replace the battery as soon as you can before it is not going to last very long. Mercedes uses battery group 49 and you want to save some $$$ you can get a AGM battery which is what the dealer uses for less on Amazon. Here is a highly rated battery on Amazon that will fit Mercedes Benz cars. 2.
What should I do Before I replace my alternator?
Before you replace the alternator make sure that your battery is not the problem. One thing you can do to troubleshoot your car is to go to Advance Auto Parts or AutoZone and have them do a FREE alternator / battery check. This test may be able to point you in the right direction. 3. Secondary Battery / Auxiliary Battery.
Before you replace the alternator make sure that your battery is not the problem. One thing you can do to troubleshoot your car is to go to Advance Auto Parts or AutoZone and have them do a FREE alternator / battery check. This test may be able to point you in the right direction. 3. Secondary Battery / Auxiliary Battery.
You will be ok to drive the car, but replace the battery as soon as you can before it is not going to last very long. Mercedes uses battery group 49 and you want to save some $$$ you can get a AGM battery which is what the dealer uses for less on Amazon. Here is a highly rated battery on Amazon that will fit Mercedes Benz cars. 2.
How much does it cost to repair a Mercedes C280 alternator?
Our certified mobile mechanics can come to your home or office 7 days a week between 7 AM and 9 PM. Mercedes-Benz C280 Alternator Repair costs $391 on average. How does an alternator help your car run?
Applies to C Class , E Class, CLK Class and many other models with the V6 M112 and V8 M113 engine. Open the hood. Disconnect the NEGATIVE terminal from the battery. HINTS: Locating the battery. Depending if you have a C / E / CLK class it could be either in the engine bay compartment, under the rear seats, or in the trunk.
How to replace timing chain tensioner on Mercedes Benz W203?
If you do not have a retaining pin you can use a 5mm Allen key. The alternator is held to the engine by two bolts. Use an E14 Torx and remove the two bolts. There is a spacer that is pressed in the mount that you may or may not have to press out a little to get the new alternator installed.
Where to go to replace an alternator on a Mercedes Benz?
Followup from the Pelican Staff: You can remove them and go to hardware store and match them up with a gauge. With your vehicle info handy, give The Pelican Parts parts specialists a call at 1-888-280-7799. They can figure out what part or repair kit you need.
How to replace alternator on Mercedes Benz E C CLK SLK s?
Tighten the nut for the electrical cable ( positive +) between 15-18Nm. Plug the electrical cable on the back of alternator and make sure it clicks when you push it in. That way you know it is locked in place. Reinstall the serpentine belt, the engine cover and the reconnect the battery. 2 Bolts that hold the alternator in place. Max 45 Nm.
If you do not have a retaining pin you can use a 5mm Allen key. The alternator is held to the engine by two bolts. Use an E14 Torx and remove the two bolts. There is a spacer that is pressed in the mount that you may or may not have to press out a little to get the new alternator installed.
What to do if your alternator goes out?
The first thing to check is the battery light on the instrument cluster. This light bulb is part of the alternator field circuit; if it burns out the alternator will not charge. Simply turn the key on and see if it illuminates briefly then goes off. If the light does not illuminate, you’ll need to replace it before continuing.
Can a new alternator be installed on a low battery?
WARNING!!! The battery must have a charge in it of at least 12.8 volts. If the charge is lower than that, take the battery to an auto parts store and they should deep charge it for free. You should never install a new alternator in a system with a low charge battery. You could fry the bridge and then you are back to square one!
Why does my alternator not charge on tickover?
On checking the battery voltage was low – 11.8V engine running. Battery was replaced about 1 month ago.After much investigation discovered that the alternator does not ‘kick in’ until I rev the engine to approx. 3000rpm – it then charges away happly for the rest of the journey (at around 14.5V) even on tickover. Has anyone seen this problem before?
How much does it cost to replace an alternator on a Mercedes Benz C300?
The average cost for a Mercedes-Benz C300 alternator voltage regulator replacement is between $277 and $318. Labor costs are estimated between $152 and $193 while parts are priced at $125. Estimate does not include taxes and fees.
Why is the battery on my Mercedes Benz not working?
Hint: Starter Problem or Low Battery 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?
Where can I find the alternator number on my Mercedes?
My original alternator was a Valeo A012 154 45 02. The number can be found and read by jamming a phone camera lens up at the plastic end of the alternator to look in at an angle and taking a few images. (You may wish to insert a clean gloved finger to wipe the label first.)
How much does it cost to replace an alternator on a Mercedes W168?
I need to replace the bearings on the alternator on my 2001 W168 right hand drive (I’m in South Africa) and can’t find any DIY. Been quoted a minimum of R7000 just in labour because the engine needs to be lowered and R4500 for a second hand alternator.
How to replace alternator on Mercedes Benz E C CLK s?
Plug the electrical cable on the back of alternator and make sure it clicks when you push it in. That way you know it is locked in place. Reinstall the serpentine belt, the engine cover and the reconnect the battery. 2 Bolts that hold the alternator in place. Max 45 Nm. 1 Bolt on the back of the alternator. Between 15 Nm to 18 Nm.
What causes an alternator to fail on a Mercedes Benz?
Alternators often fail from age and misuse. Disconnecting the battery when the car is running can cause loads on the diodes that will cause premature failures. Overzealous charging of the battery can also cause diode failure. Replace your alternator with a new one from Pelican. Note: from 12/97. This version is new. This version is rebuilt.
How does the alternator pulley work on a Mercedes Benz?
The alternator pulley spins the alternator via the drive belt. Note: Used to test, remove, and install overrunning (freewheel) alternator pulleys.
What happens when you disconnect the battery in a Porsche?
Disconnecting the battery when the car is running can cause loads on the diodes that will cause premature failures. Overzealous charging of the battery can also cause diode failure. Replace your alternator with a new one from Pelican.
What happens if you disconnect the battery while running?
Disconnecting the battery when the car is running can cause loads on the diodes that will cause premature failures. Overzealous charging of the battery can also cause diode failure. Replace your alternator with a new one from Pelican. Note: from 12/97. This version is new. This version is rebuilt. Note: 115Amp. Fits Bosch System w/o Pulley