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.
2019 Ford Transit-250 Base, 2D Cab Chassis, 3.2L Eng VIN VFACTORY OEM SERVICE PROCEDURE
DTC U0307 - Software Incompatibility With Glow Plug Control Module 1
DTC DESCRIPTION U0307 - SOFTWARE INCOMPATIBILITY WITH GLOW PLUG CONTROL MODULE 1
| Description: | This DTC sets when the PCM receives invalid data from the glow plug control module (GPCM). | ||
| Possible Causes: |
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| Diagnostic Aids: | Network DTC concerns occur during module to module communication. Refer to the Module Communications Network article, Communication Network DTC Chart to continue diagnosis. | ||
| Application | Key On Engine Off | Key On Engine Running | Continuous Memory |
| All | GO to PINPOINT TEST AE . | ||
Factory Service Tools
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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.
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