Diagnostic Routine AK

2012 Ford Explorer AWD V6-3.5LSECTION Diagnostic Routine AK



Diagnostic Routine AK

Diagnostic Overview

DTC U1000:00 - Body Control Module (BCM)

Normal Operation and Fault Conditions

The BCM (Body Control Module) controls the output of several vehicle systems by means of solid state drivers. When an overload occurs on any of these drivers, a DTC (Diagnostic Trouble Code) sets. The module also tracks the number of repetitive faults on each of these circuits. The module compares this number of overloads to 3 progressive thresholds established for each circuit. At the each threshold, DTC (Diagnostic Trouble Code) U1000:00 sets along with the DTC (Diagnostic Trouble Code) associated with the affected circuit.DTC Fault Trigger Conditions






Pinpoint Test

1. REVIEW THE DTCs (Diagnostic Trouble Codes)

1. Review the DTCs (Diagnostic Trouble Codes) from the BCM (Body Control Module) self-test.

Are any other DTCs (Diagnostic Trouble Codes) present besides U1000:00 or U3000:49?








2. REPEAT THE BCM (Body Control Module) SELF-TEST

1. Ignition ON.

2. Using a scan tool, clear the DTCs (Diagnostic Trouble Codes) and repeat the BCM (Body Control Module) self-test.

Is DTC (Diagnostic Trouble Code) U3000:49 present?







RENDER: 1.0x

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When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • You smell fuel, burning insulation, or see smoke.
  • Brakes feel soft, pull hard to one side, or make grinding noises.
  • The engine overheats, stalls repeatedly, or misfires under load.
  • You are missing required tools, torque specs, or safe lifting equipment.
  • You are not confident in the next step or safety outcome.