# C1937 on the 2001 Ford Focus

The bulletins listed name this code in NHTSA's summary, or are about the same components. A bulletin or a recall listed here may apply to the model year. None of it is a diagnosis.

This code is specific to a manufacturer and is not described here.

## Bulletins for this model year that name C1937

- [630689](https://open.wenmarpro.com/bulletins/630689), 2002-04-19: ABS/ADVANCE TRAC LIGHT ON AND DIAGNOSTIC TROUBLE CODE C1937 OR THE STABILITY ASSIST SYSTEM ACTIVE/FAIL LAMP FLASHING. \*TT
- [619164](https://open.wenmarpro.com/bulletins/619164), 2001-05-17: ABS / ADVANCE TRAC LIGHT ON AND DIAGNOSTIC TROUBLE CODE C1937 OR THE STABILITY ASSIST SYSTEM ACTIVE / FAIL LAMP FLASHING. \*TT