When to replace the serpentine belt on a Mercedes Benz?
Serpentine Belt Replacement. One of the routine maintenance items that you should perform on your Mercedes-Benz is the checking and replacement of your serpentine belt. The belt is driven off of the crankshaft and turns the water pump, fan clutch, alternator, and air conditioning compressor.
Why did the alternator on my 1999 A160 fail?
When Josh in Australia heard noises coming from under his 1999 A160 he thought the alternator bearing had gone, however further inspection revealed a ceased pulley wheel which after being worn away by the friction of the belt resulted in a failure of all of the services provided by the satisfactory running of the belt.
Can a Mercedes-Benz crankshaft pulley wheel be replaced?
Poly ‘V’ Belt replacement, Crankshaft pulley wheel problems. In view of the problems experienced by some owners with the genuine Mercedes-Benz crankshaft pulley shedding it is outer bonded surface, it is worth noting that spare parts are available from other outlets.
What kind of belt does Mercedes Benz M104 use?
The M104 engine uses what is known as a poly-ribbed belt (having many channels or ribs on the underside of the belt). The poly-ribbed belt setup utilizes a spring-loaded belt tensioner pulley that provides the proper tension for the belt at all times, making adjustment unnecessary.
What kind of nut does a serpentine belt use?
Small punch, cotter pin, rivet, carpentry nail etc. There are two styles of serpentine belt tensioners. The earlier (112,113 engines) style has an E10 bolt, while the newer (272,273 engines) uses a 17mm nut for adjustment.
How to call Pelican parts for a belt replacement?
Followup from the Pelican Staff: 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. – Nick at Pelican Parts
How do you remove a serpentine belt from a Mercedes Benz?
Use a 15mm socket to rotate the tensioner pulley clockwise. This will loosen the serpentine belt and allow you to remove the belt from the alternator pulley. In this picture, you are looking down at the ratchet sitting on the tensioner nut. Now remove the old belt.
Small punch, cotter pin, rivet, carpentry nail etc. There are two styles of serpentine belt tensioners. The earlier (112,113 engines) style has an E10 bolt, while the newer (272,273 engines) uses a 17mm nut for adjustment.
The M104 engine uses what is known as a poly-ribbed belt (having many channels or ribs on the underside of the belt). The poly-ribbed belt setup utilizes a spring-loaded belt tensioner pulley that provides the proper tension for the belt at all times, making adjustment unnecessary.
Followup from the Pelican Staff: 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. – Nick at Pelican Parts
When to replace a belt on an ATV?
If your belt has a loss of top end, which could be due to belt wear and age, you need to replace the belt or your ride will begin to lose horsepower. At the first sign of slippage be prepared that a belt replacement should be considered. CVT belts may also lose life due to contaminations.
Where can I find a cross reference belt?
If you need any assistance with finding a belt or a cross reference, please give us a call at (888) 291-5450 or send us an email at [email protected] You have no items to compare.
How do you remove a pulley belt from a car?
With the tension relieved from the belt, pull it off of the pulley that has been placing tension on it, then remove it from the around the rest of the pulleys on the engine. If the belt is severely damaged, be sure to remove any parts that may have come off of it as well. Compare the new belt to the old one.
If you need any assistance with finding a belt or a cross reference, please give us a call at (888) 291-5450 or send us an email at [email protected] You have no items to compare.
What’s the best way to replace a serpentine belt?
Auto tensioners have either a hole that will fit a half inch drive ratchet, or a bolt you can use a socket to apply pressure to. Insert the wrench or place the socket over the bolt on the tensioner and twist it away from the belt to relieve the tension on it.
With the tension relieved from the belt, pull it off of the pulley that has been placing tension on it, then remove it from the around the rest of the pulleys on the engine. If the belt is severely damaged, be sure to remove any parts that may have come off of it as well. Compare the new belt to the old one.
What to do if your belt is loose after routing?
If the belt is loose after routing it, it is either the wrong size belt or you’ve routed it incorrectly. Apply pressure on the auto tensioner and put the belt over it. Use the same wrench to loosen the auto tensioner pulley, then pull the belt over it. Once the belt is in place, release the pressure on the tensioner so it holds the belt in place.
How do you tighten a serpentine belt on a car?
If your vehicle does not have an auto tensioner, insert a pry bar or piece of wood between the alternator and the engine. Run the belt over the alternator pulley, then use the bar to pry the alternator away from the engine and increase the tension on the belt. Tighten the bolts again as you apply tension.
Where do I find the serpentine belt routing diagram?
Find the serpentine belt routing diagram. Many cars come with a sticker in the engine bay that shows exactly how the serpentine belt is supposed to be routed through the various pulleys on the engine. If your vehicle does not have a sticker, you will need to find another way to remember how the belt should be run.
What happens when a serpentine belt is worn?
A worn or damaged serpentine belt can fail to adequately transfer the power, leaving your alternator, power steering, and air conditioning failing to function. If your serpentine belt needs to be replaced, it can be done using only common hand tools.
How is the tension set on a serpentine belt?
Depending on the application, your serpentine belt will either have tension placed on it using a movable bracket or an auto tensioner pulley. This pulley uses an internal spring to apply consistent pressure to the belt at all times. If your vehicle does not have a tensioner pulley, the alternator bracket is likely how tension is set on the belt.
Find the serpentine belt routing diagram. Many cars come with a sticker in the engine bay that shows exactly how the serpentine belt is supposed to be routed through the various pulleys on the engine. If your vehicle does not have a sticker, you will need to find another way to remember how the belt should be run.
What is fault code b1859 on Mercedes Benz?
There is a known issue with poor connection in the lines to the steering column module that connect to the airbag for fault code B1859. There is a repair that involves repairing the wiring in the loom to this module as the SRS control module sees too high a resistance to the drivers airbag.
Where are the fuses on a Mercedes C class?
Cigar lighter (power outlet) fuses in the Mercedes-Benz C-Class are the fuse #9 (Glove compartment power outlet) in the Engine Compartment fuse box, and fuses #71 (Front cigarette lighter, Front interior power outlet), #72 (Cargo area connector box 115 V power outlet), #76 (interior power outlet) in the Luggage compartment fuse box.
Where is the fuse allocation chart on a Mercedes Benz?
The fuse allocation chart is located in the vehicle tool kit in the storage compartment under the trunk floor. If a newly inserted fuse also blows, have the cause traced and rectified at a qualified specialist workshop, e.g. an authorized Mercedes-Benz Center.
When does a Mercedes C Class belt break?
When it wears, belt slip occurs and the belt will eventually break. A simple check of the belt’s condition (cracks or discoloration) will be prevent you from encountering a broken belt. This article applies to the Mercedes-Benz C-Class w204 (2007-2014).
Where is the serpentine belt tensioner on a Mercedes C class?
The C230, C300, and C350 is found with the M272 (6-cylinder) engine. Both engines will be covered, and the steps will be designated as V6 Engine (272) and I-4 Engine (271) for easy identification. Figure 1. The M272 serpentine belt tensioner is on the left.
How do you remove a serpentine belt from a Mercedes?
Using your 17mm socket, turn the tensioner counterclockwise to remove tension from the belt. Insert your punch or rivet into the tensioner. This will lock the tensioner in place, and keep tension off of the belt. Un-route the belt from the engine pulleys, and out of the engine. Figure 12.
When to replace an auxiliary belt on a car?
As with all serviceable parts on a car, you should be prepared to replace it at the scheduled service intervals, or whenever there is an issue with it. Keep the engine bay clean but don’t be tempted to apply any lubricant to the belt which can cause it to slip.