How often do you change alternators?
The battery’s job is to start the car, and the alternator keeps it running.” Gunning says an alternator typically lasts about seven years — or about 100,000 to 150,000 miles, says Waits. Some mechanics, though, say they typically see alternators last about 80,000 miles.
When to replace the battery in a Mercedes alternator?
If it does, the battery may need to be replaced. If it is clear the battery is fine but could have discharged, hence the Mercedes alternator should be checked. The role of the Mercedes alternator is to charge the battery with 14 volts.
Why did my alternator catch on fire the second time?
First time 40,000 kilometers, second time 85,000 kilometers. The second time the alternator caught on fire with smoke, first time had the electrical smell but no smoke. MB can offer no reason why 2 alternators. Recently at 97,000 kilometers had an oil leak, replaced oil neck $69 part.
When to remove serpentine belt on Mercedes alternator?
I If there is an odd sound most likely the alternator bearings could be failing. To confirm the problem, the serpentine belt would need to be removed. This is to allow the Mercedes alternator and other rotating components to be turned by hand to identify the defective component.
Why is my alternator low on my Mercedes?
In case the battery is faulty, the Mercedes alternator output is automatically low. To begin with, in case the there are no warnings being displayed on the vehicle screen, most probably the Mercedes alternator is fine. This is because generally Mercedes alternator problems are alerted by the vehicle’s computer.
How much does it cost to replace a Mercedes alternator?
The cost of an original Mercedes Benz alternator would be over $500 however, most shops may allow a discount up to the $350 range. This is because the cost of a re-manufactured Bosch alternator is approximately $350. The labor hours involved to test the charging system and to replace the Mercedes alternator would be approximately 1.5 hours.
What should the voltage be on a Mercedes alternator?
The role of the Mercedes alternator is to charge the battery with 14 volts. This voltage should not drop below 13.5 volts even if there are additional components using the Mercedes alternator. The voltage regulator on the Mercedes Benz alternator could be old and therefore malfunctioning when the engine is started.
First time 40,000 kilometers, second time 85,000 kilometers. The second time the alternator caught on fire with smoke, first time had the electrical smell but no smoke. MB can offer no reason why 2 alternators. Recently at 97,000 kilometers had an oil leak, replaced oil neck $69 part.
How to remove alternator from Mercedes Benz W168?
Chock wheels, apply handbrake, jack up front right of car to take weight off road wheel and, with tire still touching floor, slightly loosen front right hand road wheel bolts, jack car and remove right hand road wheel. Jack car as high as safely possible and secure safely with jack stands.