What does the alternator belt control?
The serpentine belt is one long, snaking, winding belt that keeps your alternator, power steering pump, air conditioning and—in some cases—your water pump running smoothly and effectively.
What to do if your alternator is bad in your car?
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. Some Mercedes Benz models such as the E Class or the CLS Class have a secondary battery.
Where can I buy a Mercedes brake light switch?
You can buy a new brake light switch on Amazon for less than $15 USD, just do a search for Mercedes-Benz Brake Light Switches. In the video below you will can see how easy it is to replace the brake light switch on a Mercedes-Benz E-Class.
What should the voltage be in a car alternator?
Typically you get BATTERY/ALTERNATOR VISIT WORKSHOP warning when the electrical system voltage in the car is below 12.6 volt. When the car is running the alternator produces electricity and the voltage should be above 13.5 volt. If you have a multimeter like this one, you can connect it to the battery terminals to get a voltage reading.
What happens if your alternator does not rise?
If it does not rise, you have a generator problem. 2b) It should stabilize at about 14.2 vdc. If it does not stabilize you have a voltage regulator problem. When you turn the engine off, you can watch UB decay back to the normal battery voltage. My car, an ’03 320, will not do this.
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.
Where is the alternator located on a Mercedes Benz?
Alternator is identified as G2 on electrical schematics. You should see a nut. Remove the 13mm nut on the back of the alternator. See the close up picture below. Unplug the connector that goes into the back of the alternator. Pres on the tab and pull it away from the alternator.
How do you remove an alternator from a car?
See the close up picture below. Unplug the connector that goes into the back of the alternator. Pres on the tab and pull it away from the alternator. Remove the two bolts that hold the alternator in place using the Female E Torx sockets we listed on the required tools section above. Remove the alternator.
Where is the battery located on a Mercedes Benz E C CLK?
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. In our case we are working on a C Class W203 2001-2007 and the battery is located in the engine bay. First we need to remove the cabin air filter housing.