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 MANUALSFORD2018TRANSIT CONNECT XL, VAN CARGOREPAIR AND DIAGNOSISBODY & FRAMEWINDOWSGLASS, FRAMES AND MECHANISMSDIAGNOSIS AND TESTINGGLASS, FRAMES AND MECHANISMS - VEHICLES WITH: ONE-TOUCH OPEN AND CLOSE FRONT WINDOWSDTC CHARTSDTC CHART: DRIVER DOOR MODULE (DDM)
2018 Ford Transit Connect XL, Van Cargo
DTC Chart: Driver Door Module (DDM)
2018 Ford Transit Connect XL, Van CargoSECTION DTC Chart: Driver Door Module (DDM)
Diagnostics in this article assume a certain skill level and knowledge of Ford-specific diagnostic practices. REFER to: Diagnostic Methods .
| DTC | Description | Action |
|---|---|---|
| B12AB:11 | Front Window Position Sensor Power Supply: Circuit Short To Ground | GO to Pinpoint Test A |
| B12C3:11 | Rear Window Position Sensor Power Supply: Circuit Short To Ground | GO to Pinpoint Test C |
| B12C5:02 | Front Window Lifter Motor Up Relay: General Signal Failure | GO to Pinpoint Test A |
| B12C6:02 | Rear Window Lifter Motor Up Relay: General Signal Failure | GO to Pinpoint Test C |
| B12C7:02 | Rear Window Lifter Motor Down Relay: General Signal Failure | GO to Pinpoint Test C |
| B12C8:02 | Front Window Lifter Motor Down Relay: General Signal Failure | GO to Pinpoint Test A |
| B12DC:02 | Front Window Motion/Position Sensor: General Signal Failure | GO to Pinpoint Test A |
| B12DC:54 | Front Window Motion/Position Sensor: Missing Calibration | GO to Pinpoint Test E |
| B12DD:02 | Rear Window Motion/Position Sensor: General Signal Failure | GO to Pinpoint Test C |
| B12DD:54 | Rear Window Motion/Position Sensor: Missing Calibration | GO to Pinpoint Test E |
| B12E9:02 | Rear Window Local Up/Down Switch: General Signal Failure | GO to Pinpoint Test C |
| U2013:01 | Switch Pack: General Electrical Failure | INSTALL a new master window control switch. |
| U2013:87 | Switch Pack: Missing Message | GO to Pinpoint Test A |
| All other Diagnostic Trouble Codes (DTCs) | - | REFER to: Locks, Latches And Entry Systems - Vehicles With: One-Touch Open And Close Front Windows . |
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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.