Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
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HOMESERVICE MANUALSFORD2012EXPLORER AWD V6-3.5LREPAIR AND DIAGNOSISBODY AND FRAMEBODY CONTROL SYSTEMSTESTING AND INSPECTIONPINPOINT TESTSDIAGNOSTIC ROUTINE K
2012 Ford Explorer AWD V6-3.5L
Diagnostic Routine K
2012 Ford Explorer AWD V6-3.5LSECTION Diagnostic Routine K
Diagnostic Routine K
Diagnostic Overview
U0100:00
DTC Fault Trigger Conditions
Pinpoint Test
1. VERIFY THE SCAN TOOL CAN COMMUNICATE WITH THE PCM (Powertrain Control Module)
1. Connect the scan tool.
2. Ignition ON.
3. Check that a vehicle session can be established using the scan tool.
Can a vehicle session be established?
2. CHECK THE BCM (Body Control Module) CONTINUOUS MEMORY DTCs (Diagnostic Trouble Codes)
1. Using a scan tool, perform BCM (Body Control Module) self-test.
2. Clear the DTCs (Diagnostic Trouble Codes). Repeat the BCM (Body Control Module) self-test.
Is DTC (Diagnostic Trouble Code) U0100:00 retrieved again?
3. RETRIEVE THE RECORDED DTCs (Diagnostic Trouble Codes) FROM THE BCM (Body Control Module) SELF-TEST
1. Check for recorded BCM (Body Control Module) DTCs (Diagnostic Trouble Codes) from the self-test.
Is DTC (Diagnostic Trouble Code) U3003:16 or DTC (Diagnostic Trouble Code) U3003:17 recorded?
4. CHECK FOR DTC (Diagnostic Trouble Code) U0100:00 OR DTC (Diagnostic Trouble Code) U0100 SET IN OTHER MODULES
1. Ignition ON.
2. Using a scan tool, retrieve the continuous memory DTCs (Diagnostic Trouble Codes) from all modules.
Is DTC (Diagnostic Trouble Code) U0100:00 or DTC U0100 set in any other module?
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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.