Symptom Chart
Diagnostics in this article assume a certain skill level and knowledge of Ford-specific diagnostic practices. Refer to Diagnostic Methods in Service Information for information about these practices.
NOTE:
Refer to Description and Operation, Intelligent Access (IA) with Push Button Start in
Anti-Theft Passive Anti-Theft System (PATS)
to review the procedures for achieving the various ignition states (ignition in accessory, ignition on, ignition start, ignition off) on vehicles with this feature.
Symptom Chart
| Condition | Possible Sources | Action |
|---|---|---|
| BLIS ® is inoperative/does not operate correctly | Refer to the Diagnostic Routine | GO to Pinpoint Test A . |
| The BLIS ® has poor performance | Refer to the Diagnostic Routine | GO to Pinpoint Test A . |
| The BLIS ® has no message center warning message and the exterior mirror BLIS ® /CTA LED is not illuminated | Refer to the Diagnostic Routine | GO to Pinpoint Test A . |
| The CTA system is inoperative/does not operate correctly or poor performance and no warning LED indicators present | Refer to the Diagnostic Routine | GO to Pinpoint Test B . |
| The CTA system has poor performance | Refer to the Diagnostic Routine | GO to Pinpoint Test B . |
| The CTA system has no message center warning message and the exterior mirror BLIS ® /CTA LED is not illuminated | Refer to the Diagnostic Routine | GO to Pinpoint Test B . |
| The exterior mirror BLIS ® /CTA LED does not illuminate when the tone sounds for the CTA system | Refer to the Diagnostic Routine | GO to Pinpoint Test B . |
| An exterior mirror BLIS ® /CTA LED is constantly on | Refer to the Diagnostic Routine | GO to Pinpoint Test I . |
| The left or right exterior mirror Blind Spot Information System (BLIS ®) /Cross Traffic Alert (CTA) led appears dim or does not illuminate with no DTC or message in the Instrument Panel Cluster (IPC) message center present | Refer to the Diagnostic Routine | GO to Pinpoint Test D . |
| The left or right exterior mirror BLIS ® /CTA LED is constantly on and a message in the IPC message center is present, but no DTCs are recorded | Refer to the Diagnostic Routine | GO to Pinpoint Test C . |
| The SOD-L does not respond to the scan tool | Wiring, terminals and connectors SOD-L |
REFER to Module Communications Network to diagnose the SOD-L does not respond to the scan tool or the SOD-R does not respond to the scan tool. |
| The SOD-R does not respond to the scan tool or cannot be configured | Refer to the Diagnostic Routine | GO to Pinpoint Test E . |
| The IPC message center displays a blocked sensor message | Refer to the Diagnostic Routine | GO to Pinpoint Test F . |
| The BLIS ® or the CTA system cannot be turned off in the IPC message center | Refer to the Diagnostic Routine | GO to Pinpoint Test G . |
| A MyKey ® is in use | VERIFY if a MyKey ® is in use. | |