OBD-II · Network and communication (U)
U3000
Manufacturer-specific code
Meaning by manufacturer
This code means different things on different makes. Find yours below.
Ford
Control module fault
On Ford vehicles, U3000 is a general code meaning the module that stored it has found a problem with itself; the letters/numbers after the code (e.g. U3000:49) say what kind.
Likely causes, most likely first
- 01internal module failure
- 02module not configured after replacement
- 03low supply voltage during operation or programming
- 04outdated module software
Severity: Caution: get it checked soon · Workshop job