Symptom Chart: Stoplamps
WARNING: This page is about a different car, the 2018 Lincoln MKC. 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 |
|---|---|---|
| A module does not respond to the diagnostic scan tool | Fuse Wiring, terminals or connectors Module |
REFER to: Communications Network . |
| All the stoplamps are inoperative | Refer to the Pinpoint Test | GO to Pinpoint Test A |
| One or more stoplamps are inoperative | Refer to the Pinpoint Test | GO to Pinpoint Test B |
| The stoplamps are on continuously | Refer to the Pinpoint Test | GO to Pinpoint Test C |
| One or more rear lamp assembly stoplamp Light Emitting Diodes (LEDs) are inoperative | Rear lamp assembly | If all the rear lamp assembly stoplamp Light Emitting Diodes (LEDs) are inoperative, GO to Pinpoint Test B If individual rear lamp assembly stoplamp Light Emitting Diodes (LEDs) are inoperative, INSTALL a rear lamp assembly. REFER to: Rear Lamp Assembly . |
| One or more auxiliary stoplamp (part of the rear side marker lamp assembly) Light Emitting Diodes (LEDs) are inoperative | Rear side marker lamp assembly | If all the auxiliary stoplamp Light Emitting Diodes (LEDs) are inoperative, GO to Pinpoint Test B If individual auxiliary stoplamp Light Emitting Diodes (LEDs) are inoperative, INSTALL a rear side marker lamp assembly. REFER to: Rear Lamp Assembly . |
| The liftgate stoplamps operate with the liftgate open or the auxiliary stoplamps (part of the rear side marker lamps) operate with the liftgate closed | Refer to the Pinpoint Test | GO to Pinpoint Test D |