Check your meter display. It should read roughly .
1. Introduction
Disconnect the two electrical spade connectors from the back of the mirror glass. Turn your multimeter dial to the setting.
: Turn on the rear defroster (which usually activates the heated mirrors) and check if the mirror glass gets warm.
If you register , power is not reaching the mirror head. Proceed to Step 5. Step 5: Check the Door Hinge Wiring Harness ford b166a60
: Typically serves as a 4x4 control switch or a seat memory control module.
To provide a more precise draft, could you clarify if refers to a specific part number from your vehicle or a recall notice you received? Ford Flex 2009-2019 Pillar Post Cover - Rvinyl
Help you find the for your specific Ford model.
: Your dashboard will show absolutely no warnings or error notifications, as this code is deemed a non-safety-critical convenience fault. Step-by-Step Diagnostic & Repair Procedure Check your meter display
This is the easiest way to verify switch function.
Start the engine and press the on the dashboard to activate the mirror circuit.
Understanding the Ford B166A:60 Diagnostic Trouble Code If you have scanned your Ford vehicle and encountered the , you are likely dealing with a failure in your vehicle's heating comfort systems. Specifically, this code is most commonly defined as a Heated Mirror Circuit Open .
Inspect them for heavy green or white corrosion. Clean the terminals with electronic contact cleaner and a wire brush if necessary. Step 3: Test the Heating Element Resistance Set a digital multimeter to the Ohms ( Ωcap omega If you register , power is not reaching the mirror head
: Body (systems related to the vehicle's interior/exterior components). 166A : Specific identifier for the heated mirror circuit.
Corrosion at the connector plug inside the door panel has created an open circuit.
: If the trailer uses low-draw LED lights without a load resistor, some Ford BCMs may misinterpret the low current as a circuit fault. Troubleshooting Steps