HomeU0140 · Code meaning and manufacturer information
Network communication

U0140

Code meaning and manufacturer information

U0140

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.

Narrow by vehicle

Clear filters

A listed vehicle is a research lead. Confirm the engine, production range and software in the manufacturer's information.

Manufacturer communications

5

Original wording in English

TSB 23-2421

FORD

Reported code forms U0140

Some 2023 F-Super Duty vehicles equipped with a 6.8L or 7.3L engine may exhibit an illuminated malfunction indicator lamp (MIL) with diagnostic trouble codes (DTC) P061B, U0140, U3035 and/or U3036 stored in the…

Read communication ↗

SSM 51005

FORD

Reported code forms U0140:82

e 2022 F-Super Duty vehicles equipped with a trailer brake controller and a 12.3 inch center display screen may exhibit diagnostic trouble code (DTC) U0140:82 stored in the trailer module (TRM) after completing a TRM…

Read communication ↗

SSM 51004

FORD

Reported code forms U0140:82

Some 2022 F-Super Duty vehicles equipped with a trailer brake controller and a 12.3 inch center display screen may exhibit diagnostic trouble code (DTC) U0140:82 stored in the trailer module (TRM) after completing a TRM…

Read communication ↗

SSM 50855

FORD

Reported code forms U0140:82

Some 2022 F-Super Duty vehicles equipped with a trailer brake controller and a 12.3 inch center display screen may exhibit diagnostic trouble code (DTC) U0140:82 stored in the trailer module (TRM) after completing a TRM…

Read communication ↗

SSM 50789

FORD

Reported code forms U0140:82

Some 2021 F-150 and 2022 F-Super Duty vehicles may exhibit diagnostic trouble code (DTC) U0140:82 stored in the trailer module (TRM) after completing a TRM software update. This may be due to software parameters in the…

Read communication ↗

Check vehicle applicability

2

A listed vehicle is a research lead. Confirm the engine, production range and software in the manufacturer's information.

MakeModelModel year
FordF-250 SD2023
FordF-250 SD2022

Historical records · 1 · Historical vehicle association; OBD-II compatibility is not established by this record.

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 →

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.