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Home >> Lincoln >> 2018 >> MKZ Select, AWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 1600 (Handles, Locks, Latches And Entry Systems (Except Electric) (1 Of2)) >> Diagnosis And Testing >> Locks, Latches and Entry Systems - Vehicles With: One-Touch Open Driver Window >> Symptom Charts >> Symptom Chart: Handles, Locks, Latches and Entry Systems - Electrical

Symptom Chart: Handles, Locks, Latches and Entry Systems - Electrical

WARNING: This page is about a different car, the 2018 Ford Focus. However, it is still accessible from the selected car via links, so may be relevant.

Diagnostics in this article assume a certain skill level and knowledge of Ford-specific diagnostic practices. REFER to: Diagnostic Methods .

Condition Possible Sources Actions
All door locks are inoperative Refer to the Pinpoint Test GO to Pinpoint Test I 
A single or more than one door lock is inoperative Refer to the Pinpoint Test GO to Pinpoint Test J 
One or more door locks operate only one way Refer to the Pinpoint Test GO to Pinpoint Test K 
All door locks are inoperative from one door lock control switch Refer to the Pinpoint Test GO to Pinpoint Test L 
The door lock indicators are inoperative or always on Refer to the Pinpoint Test GO to Pinpoint Test M 
The liftgate/luggage compartment lid latch release is inoperative Refer to the Pinpoint Test GO to Pinpoint Test N 
The liftgate/luggage compartment lid latch does not latch Wiring, terminals or connectors
Liftgate/luggage compartment lid latch
DISCONNECT the liftgate/luggage compartment lid latch electrical connector and CHECK the operation of the latch using a screwdriver.
If the latch fully latches (2 clicks), REFER to the OEM ELECTRICAL WIRING DIAGRAM INTRODUCTION (EXCEPT ELECTRIC) to identify the possible causes of the circuit short.
If the latch does not fully latch (2 clicks), INSTALL a new latch. For a liftgate, REFER to: Liftgate Latch .
For a luggage compartment lid, REFER to: Luggage Compartment Lid Latch .
The doors unlock by swiping the keyless entry keypad 2 times Unintentional sequential codes programmed ERASE all personal codes, and program new codes. PROGRAM any unused slots with the factory code. REFER to the Owner's Literature.
The doors do not lock or unlock using the keyless entry keypad Refer to the Pinpoint Test GO to Pinpoint Test O 
The keyless entry keypad illumination is inoperative Refer to the Pinpoint Test GO to Pinpoint Test P 
The keyless entry keypad illumination is always on Refer to the Pinpoint Test GO to Pinpoint Test Q 
The RKE transmitter is inoperative Refer to the Pinpoint Test GO to Pinpoint Test R 
An individual button/feature is inoperative from the RKE transmitter Refer to the Pinpoint Test GO to Pinpoint Test S 
The RKE) transmitter has poor range performance Refer to the Pinpoint Test GO to Pinpoint Test T 
The smart unlock is inoperative Refer to the Pinpoint Test DIAGNOSE the key-in-ignition warning chime. REFER to: Instrumentation, Message Center and Warning Chimes .
The 2-stage door unlocking does not operate correctly 2-stage door unlocking is disabled PROGRAM the 2-stage door unlocking. REFER to: Staged Unlock Programming .