# C1845 on the 1997 Ford Expedition

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 C1845

- [603643](https://open.wenmarpro.com/bulletins/603643), 1999-03-01: SOME VEHICLES EQUIPPED WITH AIR SUSPENSION MAY EXHIBIT AN INTERMITTENT CHECK SUSPENSION LAMP ON AND DIAGNOSTIC TROUBLE CODE \(DTC\) C1770 AND/OR C1845 ILLUMINATED. \*YC