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 DIAGNOSISCRUISE CONTROLTESTING AND INSPECTIONPINPOINT TESTSCRUISE CONTROL - ADAPTIVEDIAGNOSTIC ROUTINE R
2012 Ford Explorer AWD V6-3.5L
Diagnostic Routine R
2012 Ford Explorer AWD V6-3.5LSECTION Diagnostic Routine R
Diagnostic Routine R
Diagnostic Overview
U3003:17
Normal Operation and Fault Conditions
DTC Fault Trigger Conditions
Pinpoint Test
NOTE: DTC (Diagnostic Trouble Code) U3003:17 may be stored in the module memory due to past battery charging or vehicle jump starting events.
1. CHECK FOR DTC (Diagnostic Trouble Code) U3003:17, B1317, B1676, P0563 or P0626 SET IN OTHER MODULES
1. Ignition ON.
2. Using a scan tool, perform self-test.
3. Retrieve the CMDTCs (Continuous Memory Diagnostic Trouble Codes) from all modules.
Is DTC (Diagnostic Trouble Code) U3003:17, B1317, B1676, P0563 (PCM (Powertrain Control Module)) or P0626 (PCM (Powertrain Control Module)) set in more than one module?
2. CHECK THE BATTERY VOLTAGE
1. Turn off all the interior/exterior lights and accessories.
2. Start and run the engine at approximately 2,000 RPM (Revolutions Per Minute) for 3 minutes while monitoring the battery voltage.
Does the battery voltage rise to 15.5 volts or higher?
3. RECHECK FOR DTC (Diagnostic Trouble Code) U3003:17
1. Turn the engine off.
2. Ignition ON.
3. Using a scan tool, clear the CMDTCs (Continuous Memory Diagnostic Trouble Codes).
4. Perform the C-CM (Cruise-Control Module) self-test.
Is DTC (Diagnostic Trouble Code) U3003:17 present?
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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.