How to replace timing chain tensioner in Mercedes Benz?
Install the filler pin (yellow arrow) a new seal (red arrow) and the screw plug (green arrow) and torque to spec. Installation of the rest is the reversal of removal. After everything is back together start the motor and check for oil leaks.
Where is the tensioner located on the engine block?
The timing chain tensioner is located on the front right side of the engine block (red arrow). This photo illustrates where the tensioners thrust pin makes contact with the chain rail and holds it in position (yellow arrow). Note the chain housing cover is off only for illustration purposes; you do NOT need to remove it.
How to renew the chain in a Mercedes Benz?
The plastic chain guides, sprockets, pins, tensioner and chain can all be renewed through the valve covers, leaving the engine in place. Here is a simple step by step showing my first time through the process that hopefully shows you can do it without error. Loading…
How do you remove a tensioner from a bench?
Use a 10mm Allen and loosen the inner screw plug (red arrow) one complete turn. Next remove the 27mm tensioner housing with a socket (red arrow). Completely unscrew the housing and remove the tensioner and housing as one unit (red arrow). Take the tensioner to your bench and place it on a clean soft surface.
Install the filler pin (yellow arrow) a new seal (red arrow) and the screw plug (green arrow) and torque to spec. Installation of the rest is the reversal of removal. After everything is back together start the motor and check for oil leaks.
How do you check the timing of a camshaft?
Turn the crankshaft pulley, and align its groove with timing mark 0 of the timing chain cover. Check that the timing marks of the camshaft timing gear and sprocket are aligned with the timing marks of bearing caps No. 1 and No. 2, as shown in the illustration. 10. INSPECT VALVE CLEARANCE
Why are there cam phasers on a Triton engine?
This technology is created to provide certain advantages which benefit both fuel efficiency and maximum HP values. In short, cam phasers will move the camshaft a few degrees to one side or the other, thus affecting the cam lobes’ ability to open and close valves.
What causes timing chain to rattle on Triton?
The loosened timing chain will rattle like mad and damage plastic timing chain guides. These plastic pieces can become fully detached from metal surfaces over time thus enabling metal-to-metal contact of the timing chain and metal carriers guides were attached to. No reason to tell you that this can damage the timing chain further.