Are M272 engines reliable?
Mercedes M272 Reliability Overall, the M272 is generally less reliable than an average car. It’s not all bad, but there are a few serious issues that can lead to costly repair bills or complete engine failure. Fortunately, only the early 2004-2008 M272 engines are plagued with the balance shaft failures.
Are there any warning signs of balance shaft failure?
Common Warning Signs of Balance Shaft Failure Balance shaft failure is a common issue in Mercedes models equipped with the V6 piston engine, mainly the Mercedes M272, manufactured in 2004to 2008. Symptoms of a balance shaft failure are as follows:
Are there any problems with the Mercedes balance shaft?
Mercedes Benz Engine Defect Class Action Settlement. There was a lawsuit against Mercedes-Benz USA LLC where the plaintiffs allege that Mercedes produced certain vehicles with defective gears in their balance shaft for the M272 and defective idle gears in the M273. Case Name: Majeed Seifi, et al.
Can a balance shaft worn sprocket cause engine damage?
Early signs of this problem are the check engine light and engine noise. If the timing chain fails, the pistons can hit the valves and cause severe damage to the engine. Engines with the balance shaft worn sprocket were Mercedes-Benz 350 models (Example: E350 C350 etc. ) that were equipped with the M272 engine.
Can a balance shaft failure cause idler gear wear?
Balance shaft failure or guide idler gear wear. Very expensive repair as it requires removing the engine. Problem #2. Camshaft solenoid adjusters. Electromagnets bolted on the fronts of the engine head are defective and need to be replaced. Go to this page and click on Option 1 or 2.
Common Warning Signs of Balance Shaft Failure Balance shaft failure is a common issue in Mercedes models equipped with the V6 piston engine, mainly the Mercedes M272, manufactured in 2004to 2008. Symptoms of a balance shaft failure are as follows:
What should I do if my balance shaft is out of Spec?
Bought the car on Dec 23 2017 and a week later found the Check Engine Light was on. Took it to out independent shop who checked the codes and found the balance shaft was out of spec and we had 2 choices to repair it. We could have the engine removed and disassembled, then replace the balance shaft at a cost of over $4500.
Early signs of this problem are the check engine light and engine noise. If the timing chain fails, the pistons can hit the valves and cause severe damage to the engine. Engines with the balance shaft worn sprocket were Mercedes-Benz 350 models (Example: E350 C350 etc. ) that were equipped with the M272 engine.
Mercedes Benz Engine Defect Class Action Settlement. There was a lawsuit against Mercedes-Benz USA LLC where the plaintiffs allege that Mercedes produced certain vehicles with defective gears in their balance shaft for the M272 and defective idle gears in the M273. Case Name: Majeed Seifi, et al.