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.
2024 Ford Expedition TimberlineFACTORY OEM SERVICE PROCEDURE
Controller Area Network (Can) Module Communications Network DTCS
| DTC | Description | Action |
|---|---|---|
| U0001:09 | High Speed CAN Communication Bus: Component Failure | GO to Pinpoint Test AO |
| U0028:09 | Vehicle Communication Bus A: Component Failure | GO to Pinpoint Test F |
| U0037:09 | Vehicle Communication Bus B: Component Failure | GO to Pinpoint Test B |
| U0046:09 | Vehicle Communication Bus C: Component Failure | GO to Pinpoint Test B |
| U0055:09 | Vehicle Communication Bus D: Component Failure | GO to Pinpoint Test D |
| U0064:09 | Vehicle Communication Bus E: Component Failure | GO to Pinpoint Test C |
| U0080:09 | Vehicle Communication Bus F: Component Failure | GO to Pinpoint Test D |
| U0089:09 | Vehicle Communication Bus G: Component Failure | GO to Pinpoint Test E |
| U0092:09 | Vehicle Communication Bus H: Component Failure | GO to Pinpoint Test AK |
| U1A01:00 | Communication Link: No Sub Type Information | GO to Pinpoint Test AP |
| U2100:00 | Initial Configuration Not Complete: No Sub Type Information | GO to Pinpoint Test AQ |
| U2200:00 | Control Module Configuration Memory Corrupt: No Sub Type Information | GO to Pinpoint Test AQ |
| U3000:04 | Control Module: System Internal Failure | GO to Pinpoint Test AR |
| U3000:43 | Control Module: Special Memory Failure | GO to Pinpoint Test AR |
| U3000:49 | Control Module: Internal Electronic Failure | GO to Pinpoint Test AR |
| U3000:57 | Control Module: Invalid/Incompatible Software Component | GO to Pinpoint Test AS |
| U3003:16 | Battery Voltage: Circuit Voltage Below Threshold | GO to Pinpoint Test AT |
| U3003:17 | Battery Voltage: Circuit Voltage Above Threshold | GO to Pinpoint Test AU |
Factory Service Tools
Use the Manual With the Right Hardware
Pair factory procedures with proven DIY tools so the instructions are easier to execute.
Disclosure: Verified tool recommendations may earn an affiliate commission at no cost to you.
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.
Rather have a pro handle this?
A certified mobile mechanic comes to your home or office. They bring the tools, you stay comfortable. No tow truck, no waiting room, no surprises.
Comes to youSame-day available12-month warranty
Get a Free QuoteNo obligation. See pricing before you book.