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)EXTERIOR TRIM AND ORNAMENTATION DTCS
2018 Ford F-150 XLT, 4D Pickup Extra Cab, 3.5L Eng VIN G, RWD
Exterior Trim And Ornamentation DTCS
2018 Ford F-150 XLT, 4D Pickup Extra Cab, 3.5L Eng VIN G, RWDSECTION Exterior Trim And Ornamentation DTCS
DTC INDEX
| DTC | Description | Action |
|---|---|---|
| C1002:77 | Left Power Running Board Stow: Commanded Position Not Reachable | Inspect for debris or corrosion at pivot points that may cause a slow moving PRB. CLEAN or repair as necessary. TEST the system for normal operation. If the concern returns, REPLACE the LH PRB motor. REFER to: Power Running Board (PRB) Motor . |
| C1003:77 | Right Power Running Board Stow: Commanded Position Not Reachable | Inspect for debris or corrosion at pivot points that may cause a slow moving PRB. CLEAN or repair as necessary. TEST the system for normal operation. If the concern returns, REPLACE the RH PRB motor. REFER to: Power Running Board (PRB) Motor . |
| C1004:77 | Right Power Running Board Deploy: Commanded Position Not Reachable | Inspect for debris or corrosion at pivot points that may cause a slow moving PRB. CLEAN or repair as necessary. TEST the system for normal operation. If the concern returns, REPLACE the RH PRB motor. REFER to: Power Running Board (PRB) Motor . |
| C1005:77 | Left Power Running Board Deploy: Commanded Position Not Reachable | Inspect for debris or corrosion at pivot points that may cause a slow moving PRB. CLEAN or repair as necessary. TEST the system for normal operation. If the concern returns, REPLACE the LH PRB motor. REFER to: Power Running Board (PRB) Motor . |
| C1006:11 | Left Power Running Board Motor: Circuit Short To Ground | GO to Pinpoint Test D |
| C1006:12 | Left Power Running Board Motor: Circuit Short To Battery | GO to Pinpoint Test D |
| C1006:13 | Left Power Running Board Motor: Circuit Open | GO to Pinpoint Test D |
| C1006:19 | Left Power Running Board Motor: Circuit Current Above Threshold | GO to Pinpoint Test D |
| C1007:11 | Right Power Running Board Motor: Circuit Short To Ground | GO to Pinpoint Test E |
| C1007:12 | Right Power Running Board Motor: Circuit Short To Battery | GO to Pinpoint Test E |
| C1007:13 | Right Power Running Board Motor: Circuit Open | GO to Pinpoint Test E |
| C1007:19 | Right Power Running Board Motor: Circuit Current Above Threshold | GO to Pinpoint Test E |
| C1008:3A | Left Power Running Board Position/Motion Sensor: Signal Has Too Many Pulses | Internal PRB motor damage. INSTALL a new LH PRB motor. REFER to: Power Running Board (PRB) Motor . |
| C1008:93 | Left Power Running Board Position/Motion Sensor: No Operation | GO to Pinpoint Test F |
| C1009:3A | Right Power Running Board Position/Motion Sensor: Signal Has Too Many Pulses | Internal PRB motor damage. INSTALL a new RH PRB motor. REFER to: Power Running Board (PRB) Motor . |
| C1009:93 | Right Power Running Board Position/Motion Sensor: No Operation | GO to Pinpoint Test F |
| C1B14:11 | Sensor Supply Voltage A: Circuit Short To Ground | GO to Pinpoint Test F |
| C1B14:12 | Sensor Supply Voltage A: Circuit Short To Battery | GO to Pinpoint Test F |
| U0146:00 | Lost Communication with Gateway "A": No Sub Type Information | GO to Pinpoint Test G |
| U3000:00 | Control Module: No Sub Type Information | CLEAR the Diagnostic Trouble Codes (DTCs). CARRY OUT the RBM self-test. RETRIEVE and RECORD all Diagnostic Trouble Codes (DTCs). If the DTC returns, INSTALL a new RBM. REFER to: Running Board Control Module (RBM) . |
| U3000:41 | Control Module: General Checksum Failure | CLEAR the Diagnostic Trouble Codes (DTCs). CARRY OUT the RBM self-test. RETRIEVE and RECORD all Diagnostic Trouble Codes (DTCs). If the DTC returns, INSTALL a new RBM. REFER to: Running Board Control Module (RBM) . |
| U3000:49 | Control Module: Internal Electronic Failure | CLEAR the Diagnostic Trouble Codes (DTCs). CARRY OUT the RBM self-test. RETRIEVE and RECORD all Diagnostic Trouble Codes (DTCs). If the DTC returns, INSTALL a new RBM. REFER to: Running Board Control Module (RBM) . |
| U3000:4B | Control Module: Over Temperature | CLEAR the Diagnostic Trouble Codes (DTCs). CARRY OUT the RBM self-test. RETRIEVE and RECORD all Diagnostic Trouble Codes (DTCs). If the DTC returns, INSTALL a new RBM. REFER to: Running Board Control Module (RBM) . |
| U3003:16 | Control Module: Circuit Voltage Below Threshold | GO to Pinpoint Test H |
| U3003:17 | Control Module: Circuit Voltage Above Threshold | GO to Pinpoint Test I |
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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.