Other information:
DTC Charts
DTC Chart: TRM
Diagnostics in this manual assume a certain skill level and knowledge of Ford-specific diagnostic practices. REFER to: Diagnostic Methods (100-00 General Information, Description and Operation).
DTC
Description
Action
B1449:11
Trailer Tow Park/Tail Lamp Output: Circuit Short To Ground
 ..
Use fluid that meets the defined specification
and viscosity grade.
If you do not use fluid that meets the defined
specification and viscosity grade, it could
result in:
Component damage that your vehicle
warranty does not cover.
Reduced brake performance.
Note: We recommend you use DOT 4 Low
Viscosity (LV) High Performance Brake Fluid
or equivalent meeting WSS-M6C65-A2. If
you use any..