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 MANUALSFORD2018F-150 XLT, 4D PICKUP EXTRA CAB, 3.5L ENG VIN G, RWDREPAIR AND DIAGNOSIS (SINGLE PAGE)QUICK LOOKUPSDTC INDEXDTC INDEX (ENGINE COOLING SYSTEM - MULTIFUNCTION ELECTRONIC MODULES)INFORMATION AND ENTERTAINMENT SYSTEM DTCSWITH TOUCHSCREEN DISPLAYDACMC
2018 Ford F-150 XLT, 4D Pickup Extra Cab, 3.5L Eng VIN G, RWD
With Touchscreen Display: DACMC
2018 Ford F-150 XLT, 4D Pickup Extra Cab, 3.5L Eng VIN G, RWDSECTION DACMC
DTC INDEX
| DTC | Description | Action |
|---|---|---|
| U0100:00 | Lost Communication With ECM/PCM "A": No Sub Type Information | GO to Pinpoint Test X |
| U0121:00 | Lost Communication With Anti-Lock Brake System (ABS) Control Module: No Sub Type Information | GO to Pinpoint Test Y |
| U0140:00 | Lost Communication With Body Control Module: No Sub Type Information | GO to Pinpoint Test Z |
| U2024:00 | Control Module Cal-Config Data: No Sub Type Information | This DTC sets due to an incorrect or incomplete DACMC configuration. Using a diagnostic scan tool, CARRY OUT the DACMC programming procedure using as-built data. |
| U2100:00 | Initial Configuration Not Complete: No Sub Type Information | This DTC sets due to an incorrect or incomplete DACMC configuration. Using a diagnostic scan tool, CARRY OUT the DACMC programming procedure using as-built data. |
| U2101:00 | Control Module Configuration Incompatible: No Sub Type Information | This DTC sets due to an incorrect or incomplete DACMC configuration. Using a diagnostic scan tool, CARRY OUT the DACMC programming procedure using as-built data. |
| U3000:41 | Control Module: General Checksum Failure | CLEAR the Diagnostic Trouble Codes (DTCs). WAIT at least 10 seconds and then REPEAT the self-test. If the DTC is retrieved again, INSTALL a new ACM.REFER to: Audio Front Control Module (ACM) . |
| U3000:42 | Control Module: General Memory Failure | CLEAR the Diagnostic Trouble Codes (DTCs). WAIT at least 10 seconds and then REPEAT the self-test. If the DTC is retrieved again, INSTALL a new ACM.REFER to: Audio Front Control Module (ACM) . |
| U3000:92 | Control Module: Performance or Incorrect Operation | GO to Pinpoint Test D |
| U3000:94 | Control Module: Unexpected Operation |
NOTE:
If an observable symptom is not
present, DISREGARD this DTC. GO to Pinpoint Test D |
| U3003:16 | Battery Voltage: Circuit Voltage Below Threshold | GO to Pinpoint Test AN |
| U3003:17 | Battery Voltage: Circuit Voltage Above Threshold | GO to Pinpoint Test AO |
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.