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 MANUALSFORD2018FUSION ENERGI TITANIUMREPAIR AND DIAGNOSIS (SINGLE PAGE)ENGINE PERFORMANCESYSTEMENGINE CONTROLS - POWERTRAIN DTC CHARTS & DESCRIPTIONS (HYBRID)DIAGNOSTIC TROUBLE CODE (DTC) CHARTS AND DESCRIPTIONSDTC U0140 - LOST COMMUNICATION WITH BODY CONTROL MODULE
2018 Ford Fusion Energi Titanium
DTC U0140 - Lost Communication With Body Control Module
2018 Ford Fusion Energi TitaniumSECTION DTC U0140 - Lost Communication With Body Control Module
U0140 - LOST COMMUNICATION WITH BODY CONTROL MODULE
| Description: | The TCM continuously monitors the controller area network (CAN) for messages from the body control module (BCM). This DTC sets when the TCM does not receive the BCM message within the defined amount of time. | ||
| Possible Causes: |
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| Diagnostic Aids: | Check for other SOBDMC DTCs or SOBDMC related symptoms. Diagnose all other SOBDMC DTCs or SOBDMC related symptoms first. | ||
| Application | Key On Engine Off | Key On Engine Running | Continuous Memory |
| All | All GO to PINPOINT TEST QD . | ||
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.