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Home >> Lincoln >> 2019 >> MKZ Base, AWD >> Repair and Diagnosis >> Accessories & Equipment >> Exterior Lights >> Exterior Lighting (1 Of 2) (Except Hybrid) >> Diagnosis And Testing >> Daytime Running Lamps (DRL) >> Symptom Chart(s) >> Symptom Chart: DRL

Symptom Chart: DRL

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

Symptom Chart 

NOTE: Before beginning diagnostics, refer to DRL  .
Condition Possible Sources Actions
A module does not respond to the scan tool Fuse
Wiring, terminals or connectors
Module		 REFER to: Communications Network .
The fascia mounted DRL/supplemental parking lamps are inoperative or always on Refer to the Pinpoint Test If all the daytime running/supplemental parking lamp assembly Light Emitting Diodes (LEDs) are inoperative or always on, GO to Pinpoint Test A 
If individual daytime running/supplemental parking lamp assembly Light Emitting Diodes (LEDs) are inoperative, INSTALL a new daytime running/supplemental parking lamp assembly. REFER to: Front Fog Lamp .
The LH and RH fascia mounted daytime running/supplemental parking lamps are not the same intensity Refer to the Pinpoint Test GO to Pinpoint Test A 
One signature lamp is inoperative Refer to the Pinpoint Test REFER to: Headlamps .
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