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.
2006 Ford Expedition RWDFACTORY OEM SERVICE PROCEDURE
Seating DTCS: DSM
DSM DIAGNOSTIC TROUBLE CODE (DTC) LIST
| DTC | Description | Retrieved | Perform Test |
|---|---|---|---|
| B1530 | Memory Set Switch Circuit Short To Ground | On-Demand and Continuous | GO to PINPOINT TEST J . |
| B1534 | Memory 1 Switch Circuit Short To Ground | On-Demand and Continuous | GO to PINPOINT TEST J . |
| B1538 | Memory 2 Switch Circuit Short to Ground | On-Demand and Continuous | GO to PINPOINT TEST J . |
| B1663 | Seat Driver Front Up/Down Motor Stalled | On-Demand | If the motor does not operate, GO to PINPOINT TEST H (Navigator) or GO to PINPOINT TEST I (Expedition). If motor operates, GO to PINPOINT TEST J . |
| B1664 | Seat Driver Rear Up/Down Motor Stalled | On-Demand | If the motor does not operate, GO to PINPOINT TEST H (Navigator) or GO to PINPOINT TEST I (Expedition). If motor operates, GO to PINPOINT TEST J . |
| B1665 | Seat Driver Forward/Backward Motor Stalled | On-Demand | If the motor does not operate, GO to PINPOINT TEST H (Navigator) or GO to PINPOINT TEST I (Expedition). If motor operates, GO to PINPOINT TEST J . |
| B1666 | Seat Driver Recline Motor Stalled | On-Demand | If the motor does not operate, GO to PINPOINT TEST H (Navigator). If motor operates, GO to PINPOINT TEST J . |
| B1703 | Seat Driver Recline Forward Switch Circuit Short To Battery | On-Demand and Continuous | GO to PINPOINT TEST H (Navigator). |
| B1707 | Seat Driver Recline Rearward Switch Circuit Short To Battery | On-Demand and Continuous | GO to PINPOINT TEST H (Navigator). |
| B1711 | Seat Driver Front Up Switch Circuit Short To Battery | On-Demand and Continuous | GO to PINPOINT TEST H (Navigator) or GO to PINPOINT TEST I (Expedition). |
| B1715 | Seat Driver Front Down Switch Circuit Short To Battery | On-Demand and Continuous | GO to PINPOINT TEST H (Navigator) or GO to PINPOINT TEST I (Expedition). |
| B1719 | Seat Driver Forward Switch Circuit Short To Battery | On-Demand and Continuous | GO to PINPOINT TEST H (Navigator) or GO to PINPOINT TEST I (Expedition). |
| B1723 | Seat Driver Rearward Switch Circuit Short To Battery | On-Demand and Continuous | GO to PINPOINT TEST H (Navigator) or GO to PINPOINT TEST I (Expedition). |
| B1727 | Seat Driver Rear Up Switch Circuit Short To Battery | On-Demand and Continuous | GO to PINPOINT TEST H (Navigator) or GO to PINPOINT TEST I (Expedition). |
| B1731 | Seat Driver Rear Down Switch Circuit Short To Battery | On-Demand and Continuous | GO to PINPOINT TEST H (Navigator) or GO to PINPOINT TEST I (Expedition). |
| B1950 | Seat Rear Up/Down Position Feedback Circuit Failure | On-Demand and Continuous | GO to PINPOINT TEST J . |
| B1952 | Seat Rear Up/Down Position Feedback Circuit Short To Battery | On-Demand and Continuous | GO to PINPOINT TEST J . |
| B1954 | Seat Front Up/Down Position Feedback Circuit Failure | On-Demand and Continuous | GO to PINPOINT TEST J . |
| B1956 | Seat Front Up/Down Position Feedback Circuit Short To Battery | On-Demand and Continuous | GO to PINPOINT TEST J . |
| B1958 | Seat Recline Forward/Backward Position Feedback Circuit Failure | On-Demand and Continuous | GO to PINPOINT TEST J . |
| B1961 | Seat Recline Forward/Backward Position Feedback Circuit Short To Ground | On-Demand and Continuous | GO to PINPOINT TEST J . |
| B1962 | Seat Horizontal Forward/Rearward Position Feedback Circuit Failure | On-Demand and Continuous | GO to PINPOINT TEST J . |
| B1964 | Seat Horizontal Forward/Rearward Position Feedback Circuit Short To Battery | On-Demand and Continuous | GO to PINPOINT TEST J . |
Factory Service Tools
Use the Manual With the Right Hardware
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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.