Do you need to replace timing chain on Mercedes S500?
IF THERE IS ONE THING THAT YOU SERVICE ON A 126, ITS THE CHAIN, RAILS AND TENSIONERS, I REALLY DON’T KNOW IF THIS TRANSLATES TO THE 140. I SKIPPED THE 140 FOR A 2002 S500.
How often should the timing chain be replaced?
The timing chain normally needs to be replaced between 40,000 and 100,000 miles unless there is a problem. Issues with the chain are pretty common in high mileage vehicles, so if you are driving an older vehicle, or one with a lot of miles, it is best to be on the lookout for symptoms of the timing chain going bad or failing.
How many maintenance services does a Mercedes SL500 need?
The Mercedes-Benz SL500 maintenance schedule includes 31 different types of services over the course of 150,000 miles. RepairPal generates both national and local fair price estimates for most service intervals.
How does the timing chain tensioner work on a Mercedes?
Apparently the timing chain tensioner is hydraulically operated off engine oil pressure. In “the good old days” they used to fit a check valve in the oil feed to the tensioner so that it didn’t back off when the engine stopped. Some accountant type decided that was too expensive and it got deleted.
IF THERE IS ONE THING THAT YOU SERVICE ON A 126, ITS THE CHAIN, RAILS AND TENSIONERS, I REALLY DON’T KNOW IF THIS TRANSLATES TO THE 140. I SKIPPED THE 140 FOR A 2002 S500.
When do you need to replace the timing chain?
If the timing chain is found to be broken, or the camshaft position is too far out of specification, the timing chain will require replacement to restore the vehicle to operating condition. How are Timing Chains replaced? Replacement involves removal of the timing cover, timing chain tensioner, timing chain, and timing chain guide rails.
Apparently the timing chain tensioner is hydraulically operated off engine oil pressure. In “the good old days” they used to fit a check valve in the oil feed to the tensioner so that it didn’t back off when the engine stopped. Some accountant type decided that was too expensive and it got deleted.
The Mercedes-Benz SL500 maintenance schedule includes 31 different types of services over the course of 150,000 miles. RepairPal generates both national and local fair price estimates for most service intervals.