Are there any loose components inside the door?
Yes | REPAIR as necessary. |
|---|---|
No | GO to F2 |
F2 CHECK THE STRIKER ADJUSTMENT
Check the adjustment of the striker.
Is the striker adjusted correctly?
Yes | GO to F3 |
|---|---|
No | ADJUST the striker as necessary. |
F3 CHECK THE DOOR ALIGNMENT
Check the alignment of the door.
Is the door aligned correctly?
Yes | GO to F4 |
|---|---|
No | ADJUST the door as necessary. REFER to: Front Door Alignment (501-03 Body Closures, General Procedures). |
F4 CHECK THE LATCH OPERATION AFTER LUBRICATION
Lubricate the door latch. REFER to: Door Latch Lubrication (501-14 Handles, Locks, Latches and Entry Systems, General Procedures). Using a screwdriver, fully close the latch (2 clicks). Operate the door latch and listen for the noise.
Is the original noise still present after the latch is lubricated?
Yes | INSTALL a new door latch. REFER to: Front Door Latch (501-14 Handles, Locks, Latches and Entry Systems, Removal and Installation). |
|---|---|
No | The concern was caused by an insufficiently lubricated door latch. |
The Manual Door Lock Cylinder Is Inoperative
Normal Operations and Fault Conditions
The door lock cylinder is connected to the door latch via a lock rod and can be used to manually lock/unlock the door.
Possible Cause
Bent or binding lock rod and lever Door lock cylinder-to-latch rod disconnected Door lock cylinder Door latch
PINPOINT TEST G : THE MANUAL DOOR LOCK CYLINDER IS INOPERATIVE
G1 CHECK THE LOCK AND UNLOCK OPERATION
Insert a key into the lock cylinder and rotate the lock cylinder to the lock and unlock positions.
Does the door lock cylinder freely rotate without locking and unlocking the door?
Yes | GO to G2 |
|---|---|
No | GO to G5 |
G2 CHECK THE DOOR LOCK CYLINDER-TO-LATCH ROD CONNECTION
Remove the door trim panel. Inspect the door lock cylinder-to-latch rod connections and make sure it is connected correctly.
Is the door lock cylinder-to-latch rod connected correctly?
Yes | GO to G3 |
|---|---|
No | CONNECT the cylinder-to-latch rod correctly to the door latch and the door lock cylinder |
G3 CHECK THE DOOR LOCK CYLINDER (FREE-SPIN)
2016 Mustang workshop publication supplied to Mustang Atlas. Original technical text and illustrations; HTML formatting by Mustang Atlas. Source page numbering is retained for traceability. Follow the configuration, revision, warnings, and cross-references in the material. About this edition.