Ford B166a60 May 2026

In modern Ford diagnostics, the two-digit suffix (often following a colon) provides "Failure Type" information. A "60" typically signifies a Signal Comparison Failure —meaning the module received a signal that doesn't match expected data or is out of range for the current vehicle state. Common Symptoms

When this code is logged, you may experience one or more of the following:

A diagnostic scanner might show that a specific module (like the APIM or GPSM) is not responding. ford b166a60

This is the most common cause for a signal comparison error (:60). It often occurs after an incomplete Over-the-Air (OTA) update or a manual SYNC update.

In some cases, a module failing to process signals correctly may stay "awake," drawing power while the car is off. Potential Causes In modern Ford diagnostics, the two-digit suffix (often

Decoding Ford's Diagnostic Codes: What They Mean and What to Do

Use the Ford Support Website to check for any pending SYNC or module updates using your VIN. This is the most common cause for a

The alphanumeric string is a specific Diagnostic Trouble Code (DTC) used by Ford Motor Company to identify a fault within the vehicle's body control systems. In the context of Ford's diagnostic architecture, this code typically points to a communication or signal-processing error within a specific sub-module, often related to the infotainment or telematics system. Breakdown of the Code