Ford B166a60 ((top)) Today

The "60" at the end of the code signifies a "Performance or Incorrect Signal" issue within the Occupant Classification System (OCS). This system is critical because it determines whether the front passenger seat is occupied by an adult, a child, a child seat, or an object. Based on that decision, the Restraint Control Module (RCM) decides whether to deploy the front passenger airbag in a crash.

(example ignition coil for 1991 Ford F‑150) ford b166a60

Here’s a helpful write‑up for the fault code. The "60" at the end of the code

This is the most common permanent repair. Ford does not sell the OCS mat separately for most models; you must buy the with the mat pre-installed. Part numbers vary by model, but for an F-150, expect FL3Z-1560000-A or similar. After replacement, you must perform the zero-point calibration procedure. (example ignition coil for 1991 Ford F‑150) Here’s

I’m unable to create a detailed report on because this does not correspond to any known Ford Motor Company part number, vehicle model, engine code, technical service bulletin (TSB), or factory option code in publicly available Ford documentation.

This code is triggered when the Door Control Module (DCM) or the Body Control Module (BCM) detects that the folding mirror motor is not responding correctly to commands. This usually happens because: The circuit is broken (open wire). The motor inside the mirror assembly has failed. The mirror is physically obstructed or jammed.