Reference meaning
What does this code mean?
The wording below belongs to the named make and communication. Match the complete code, reporting module, model year and engine before applying it.
A code identifies a detected condition, not a part that must automatically be replaced.
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A listed vehicle is a research lead. Confirm the engine, production range and software in the manufacturer's information.
Before replacing a part
Record codes and freeze-frame data. Check battery condition, related codes and visible wiring or hose damage. Follow the vehicle's diagnostic procedure and test results before replacing parts.
Scan worksheet →Manufacturer communications
12Original wording in English
FORD
Some 2024-2026 F-150/F-Super Duty vehicles may exhibit an inoperative front passenger window when operated from the driver master window control switch with diagnostic trouble code (DTC) U2013:23 stored in the driver door module (DDM). This may be due to the software in the DDM and passenger door module (PDM). To correct the con…
FORD
Some 2026 Transit vehicles built with the Delivery Assist feature (minor feature code AAEAZ) may exhibit diagnostic trouble code (DTC) U2013:04 stored in the accessory protocol interface module (APIM) when a diagnostic self-test is performed. To confirm a vehicle is built with minor feature code AAEAZ, review the build informati…
FORD
Some 2024-2025 F-150/F-Super Duty vehicles may exhibit an inoperative front passenger window when operated from the driver master window control switch with diagnostic trouble code (DTC) U2013:23 stored in the driver door module (DDM). This may be due to software in the driver door module (DDM). Inform customers that engineering…
FORD
Some 2024-2025 F-150/F-Super Duty vehicles may exhibit an inoperative front passenger window when operated from the driver master window control switch with diagnostic trouble code (DTC) U2013:23 stored in the driver door module (DDM). This may be due to the software level of the DDM. To correct this condition, reprogram the DDM…
Check vehicle applicability
52A listed vehicle is a research lead. Confirm the engine, production range and software in the manufacturer's information.
Code meaning and manufacturer information
Original wording in English · Historical directory labels; manufacturer applicability has not been established for every entry.
Compass Module is not Responding
Can I keep driving?
A code alone cannot establish whether driving is safe. A flashing malfunction light, severe shaking, overheating, oil-pressure warning or loss of braking or steering needs prompt attention. Stop in a safe place and seek assistance when control or engine safety is affected. Follow the vehicle handbook.