Locks, Latches and Entry Systems

If the door is difficult/does not open from the interior door handle, GO to Pinpoint Test C

A2 CHECK THE LATCH OPERATION

Open the door. Using a screwdriver, fully close the latch (2 clicks). Verify the latch releases easily while pulling on the interior/exterior door handle.

Does the latch release easily?

A3 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). Verify the latch releases easily while pulling on the interior/exterior door handle.

Does the latch release easily?

A4 CHECK THE STRIKER ADJUSTMENT

Check the adjustment of the striker.

Is the striker adjusted correctly?

A5 CHECK THE DOOR ALIGNMENT

Check the alignment of the door.

Is the door aligned correctly?

A Door Is Difficult Or Does Not Open From The Exterior Door Handle

Normal Operations and Fault Conditions

The exterior door handle is connected to the door latch with an actuating cable. When the exterior door handle is pulled, the actuating cable pulls on the latch lever. When the latch lever moves, the door latch releases, allowing the door to open.

Possible Cause

Broken or binding linkage Exterior door handle reinforcement Door latch

PINPOINT TEST B : A DOOR IS DIFFICULT OR DOES NOT OPEN FROM THE EXTERIOR DOOR HANDLE

B1 CHECK THE LATCH OPERATION FROM BOTH DOOR HANDLES

Open and close the door using both the interior and exterior door handles.

Does the door open normally from one of the door handles?

B2 CHECK THE EXTERIOR DOOR HANDLE AND CABLE OPERATION