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.
SYS.OK|MANUAL.DB● LIVE
HOMESERVICE MANUALSFORD2021EDGE SE, 4WDREPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 369 (LANE KEEPING SYSTEM)DIAGNOSIS AND TESTINGLANE KEEPING SYSTEMPINPOINT TESTSPINPOINT TEST M : DTC (DIAGNOSTIC TROUBLE CODE) U0155:00, DTC (DIAGNOSTIC TROUBLE CODE) U0155:87NOTES
2021 Ford Edge SE, 4WD
Pinpoint Test M : DTC (Diagnostic Trouble Code) U0155:00, DTC (Diagnostic Trouble Code) U0155:87: Notes
2021 Ford Edge SE, 4WDSECTION Notes
WARNING: This page is about a different car, the 2020 Ford F-150. However, it is still accessible from the selected car via links, so may be relevant.
Refer to Module Communications Network for schematic and connector information.
Normal Operation and Fault Conditions
The IPMA communicates with the IPC on the HS-CAN3 through the GWM.
Possible Causes
- Communication network concern
- IPC
- GWM concern
- IPMA concern
| DTC | Description | Fault Trigger Conditions |
|---|---|---|
| U0155:00 | Lost Communication With Instrument Panel Cluster (IPC) Control Module: No Sub Type Information | A continuous memory DTC that sets in the IPMA if messages received from the IPC over the HS-CAN3 through the GWM are missing for 10 seconds or more. |
| U0155:87 | Lost Communication With Instrument Panel Cluster (IPC) Control Module: Missing Message |
RENDER: 1.0x
NO RELATED
Recommended Tools & Savings
Use the Manual With the Right Hardware
Pair factory procedures with proven DIY tools so the instructions are easier to execute.
Affiliate disclosure: We may earn a commission at no extra 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.