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 - (ANTI LOCK BRAKE SYSTEM - ELECTRONIC ENGINE CONTROLS)CHARGING SYSTEM DTCS2.7L ECOBOOST (238KW/324PS)/3.5L ECOBOOST (272KW/370PS)BCM
2018 Ford F-150 XLT, 4D Pickup Extra Cab, 3.5L Eng VIN G, RWD
2.7L EcoBoost (238kW/324PS)/3.5L EcoBoost (272kW/370PS): BCM
2018 Ford F-150 XLT, 4D Pickup Extra Cab, 3.5L Eng VIN G, RWDSECTION BCM
DTC INDEX
| DTC | Description | Action |
|---|---|---|
| B11DB:02 | Battery Monitoring Module "A": General Signal Failure | GO to Pinpoint Test E |
| B11DB:08 | Battery Monitoring Module "A": Bus Signal / Message Failure | GO to Pinpoint Test E |
| B11DB:11 | Battery Monitoring Module "A": Circuit Short To Ground | GO to Pinpoint Test E |
| B11DB:49 | Battery Monitoring Module "A": Internal Electronic Failure | CLEAR the diagnostic trouble codes (DTCs). REPEAT the BCM self-test. If DTC B11DB:49 is retrieved, INSTALL new battery monitoring sensor. REFER to: Battery, Mounting And Cables . |
| B11DB:55 | Battery Monitoring Module "A": Not Configured | CHECK the vehicle service history for recent service actions related to this module. This DTC sets due to incomplete or incorrect PMI procedures. INSTALL As-Built data from Professional Technician Society (PTS) following diagnostic scan tool instructions under Module Programming>As-Built. |
| B11DB:9A | Battery Monitoring Module "A": Component or System Operating Conditions | GO to Pinpoint Test E |
| B1489:11 | Battery Monitoring System (BMS) Sensor Power Circuit Short To Ground | GO to Pinpoint Test E |
| All Other DTCs | - | REFER to: Multifunction Electronic Modules see Body Control Module (BCM). |
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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.