Other information:
Diagnostic Trouble Code (DTC) Chart
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).
Module
DTC
Description
Action
AWD
C0090:16
4WD/AWD Power Transfer Unit Actuator: Circuit Voltage Below Threshold
GO to Pinpoint Test A
AWD
C0090:..
Anti-Lock Braking System
If it illuminates when you are
driving, this indicates your
vehicle requires service. Your
vehicle continues to have normal braking
without the anti-lock brake system
function. Have your vehicle checked as
soon as possible.
Battery
It illuminates when you switch
the ignition on.
If it illuminates when the engine
is running, this indicates your vehicle
requires s..