Symptom Chart(s): Notes
WARNING: This page is about a different car, the 2017 Ford F-150. 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 .
NOTE:
The customer trailer needs to be connected to the vehicle to properly diagnose a BLIS ® with trailer tow system concern (if equipped).
NOTE:
Rule out any base BLIS ®/ CTA system concerns prior to diagnosing the BLIS ® with trailer tow system (if equipped).