B166a60 — Ford
The Mysterious Ford B166A60: Uncovering the Secrets of the Elusive Diagnostic Trouble Code
- If NO: The switch is stuck open or has no power.
Torque & safety notes
- Cruise Control Disabled: You cannot set cruise control, or it turns off randomly.
- Brake Lights Stuck On: Your brake lights stay illuminated even when you aren't touching the pedal (draining your battery).
- Brake Lights Not Working: Brake lights don't turn on when you press the pedal (dangerous).
- Start/Stop System Fault: The engine auto start-stop feature may stop working.
- Dashboard Warnings: "Service AdvanceTrac" or a traction control light may appear.
Door Module or BCM Issue
: In rarer cases, the module responsible for sending power to the mirrors may have an internal fault. Recommended Troubleshooting Steps
: A break or "open" in the wiring harness that supplies power to the mirror's heating element. Blown Fuse ford b166a60
- Using a scan tool: Connect a scan tool to the vehicle's OBD-II port to retrieve more information about the code and any related trouble codes.
- Consulting a repair manual: Refer to a repair manual or a database specific to Ford vehicles to get more detailed information on the code and possible repairs.
- Visiting a dealership or a qualified technician: If you're not comfortable with DIY repairs, consider visiting a Ford dealership or a qualified technician who can diagnose and repair the issue.
The internal heating element within the mirror glass has burned out or cracked. Module Issues: A problem with the Passenger Door Module (PDM) Driver Door Module (DDM) , which controls the mirror's power. Connector Corrosion: The Mysterious Ford B166A60: Uncovering the Secrets of
Common Symptoms