CHAPTER 3 ENGINE
Cylinder Head Cover 2.Cylinder Head Cover Seal Ring
Check if any scratch is on the cap.
Check is any crack, crush or hardening on
the sealer ring. If so, change accordingly.
Timing Chain Tensioner
●
Check tensioner for any damage or poor
Function. Damage, poor function: Replace
●
Performance stability inspection methods
■
Insert screw driver 3 into the slotted end
of adjusting screw, turn it clockwise to
loosen the tension and release the screw-
driver
■
Move the screw driver and let go of the
arm slowly, ensuring the arm snaps back
smoothly.
If
not,
tensioner with a new one
Start decompression COMP
● Check if any crack is on the reducer. If
any, change a new one.
replace
the
chain
.
M565Li T3 EFI SERVICE MANUAL 20.0
CHAPTER 3 ENGINE
PAGE. 3- 51