Lock Cylinder Loose

STEP	WHAT TO DO	OK (no problem found)	PROBLEM FOUND	CORRECTION
1	DOOR LOCK CYLINDER CHECK	Continue to Step 2	Presence of signs of a break-in on the side of the door lock cylinder	Replace the door lock cylinder. Refer to CYLINDER, DOOR LOCK, REMOVAL AND INSTALLATION .
1	Check for the presence of signs of a break-in on the side of the door lock cylinder	Continue to Step 2
2	UNDER HEAD GASKET CONDITION CHECK	Continue to Step 3	Under-head gasket missing	Install a new gasket, if missing
2	Check for the presence of the under-head gasket	Continue to Step 3	Under-head gasket missing	Install a new gasket, if missing
3	MOUNTING FORK CHECK	Proceed to Step 4	Mounting fork missing	Install a new fork and remove the old fork from the bottom of the door
3	Check for the fixing fork	Proceed to Step 4	Mounting fork missing
4	MOUNTING FORK CHECK INSTALLATION CHECK	End of diagnosis	Fork not installed/secured correctly	Replace and install the fork
4	Check that the mounting fork is positioned correctly	End of diagnosis	Fork not installed/secured correctly	Replace and install the fork