On vehicles with air conditioning, remove the battery and compressor.
Unscrew the plug with a 17 mm wrench. It is located on the front right in front of the exhaust manifold.
Before loosening the threaded pin, unscrew the oil jet by approx. 2 turns using a hexagon socket wrench. Then unscrew the threaded ring with a tool (screwdriver type) by 19 mm.
Pull out the chain tensioner with a 10 mm hexagon wrench, for which it is slightly tilted and turned to the right.