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 BANG AND OLUFSEN AUDIO SYSTEMTCU
2018 Ford F-150 XLT, 4D Pickup Extra Cab, 3.5L Eng VIN G, RWD
With Bang And OLUFSEN Audio System: TCU
2018 Ford F-150 XLT, 4D Pickup Extra Cab, 3.5L Eng VIN G, RWDSECTION TCU
DTC INDEX
| DTC | Description | Action |
|---|---|---|
| B116C:04 | External SIM Cable/SIM Card: System Internal Failure | CLEAR the DTC. WAIT 10 seconds and then REPEAT the TCU self-test. If the DTC is retrieved again, INSTALL a new TCU. REFER to: Telematics Control Unit (TCU) Module . |
| B1246:11 | GSM (Group System for Mobile) Antenna: Circuit Short To Ground | If not
equipped with the vehicle hotspot feature, GO to Pinpoint Test U If equipped with the vehicle hotspot feature, GO to Pinpoint Test V |
| B1246:13 | GSM (Group System for Mobile) Antenna: Circuit Open | If not
equipped with the vehicle hotspot feature, GO to Pinpoint Test U If equipped with the vehicle hotspot feature, GO to Pinpoint Test V |
| B1D55:11 | Antenna #2: Circuit Short To Ground | GO to Pinpoint Test W |
| B1D55:13 | Antenna #2: Circuit Open | GO to Pinpoint Test W |
| U0100:00 | Lost Communication with ECM/PCM "A": No Sub Type Information | GO to Pinpoint Test X |
| U0140:00 | Lost Communication With Body Control Module: No Sub Type Information | GO to Pinpoint Test Z |
| U0155:00 | Lost Communication With Instrument Panel Cluster (IPC) Control Module: No Sub Type Information | GO to Pinpoint Test AB |
| U0253:00 | Lost Communication With Accessory Protocol Interface Module: No Sub Type Information | GO to Pinpoint Test AN |
| U2100:00 | Initial Configuration Not Complete: No Sub Type Information | This DTC sets due to an incorrect or incomplete TCU configuration. Using a diagnostic scan tool, CARRY OUT the TCU PMI procedure using as-built data. REFER to: Module Programming . |
| U2101:00 | Control Module Configuration Incompatible: No Sub Type Information | This DTC sets due to an incorrect or incomplete TCU configuration. Using a diagnostic scan tool, CARRY OUT the TCU PMI procedure using as-built data. REFER to: Module Programming . |
| U3000:04 | Control Module: System Internal Failure | CLEAR the DTC. WAIT 10 seconds and then REPEAT the TCU self-test. If the DTC is retrieved again, INSTALL a new TCU. REFER to: Telematics Control Unit (TCU) Module . |
| U3000:41 | Control Module: General Checksum Failure | CLEAR the DTC. WAIT 10 seconds and then REPEAT the TCU self-test. If the DTC is retrieved again, INSTALL a new TCU. REFER to: Telematics Control Unit (TCU) Module . |
| U3000:42 | Control Module: General Memory Failure | CLEAR the DTC. WAIT 10 seconds and then REPEAT the TCU self-test. If the DTC is retrieved again, INSTALL a new TCU. REFER to: Telematics Control Unit (TCU) Module . |
| U3000:52 | Control Module: Not Activated | CLEAR the DTC. WAIT 10 seconds and then REPEAT the TCU self-test. If the DTC is retrieved again, INSTALL a new TCU. REFER to: Telematics Control Unit (TCU) Module . |
| U3000:56 | Control Module: Invalid / Incompatible Configuration | CLEAR the DTC. WAIT 10 seconds and then REPEAT the TCU self-test. If the DTC is retrieved again, INSTALL a new TCU. REFER to: Telematics Control Unit (TCU) Module . |
| U3003:16 | Battery Voltage: Circuit Voltage Below Threshold | GO to Pinpoint Test AP |
| U3003:17 | Battery Voltage: Circuit Voltage Above Threshold | GO to Pinpoint Test AQ |
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.