DTC C1334: Testing
WARNING: This page is about a different car, the 2009 Ford RV Cutaway, 2009 Ford Econoline, 2009 Ford E450 Super Duty, and 2009 Ford Cutaway. However, it is still accessible from the selected car via links, so may be relevant.
CLEAR all DTCs. DRIVE the vehicle. RETRIEVE the DTCs. If the DTC is retrieved again, INSTALL a new ABS MODULE Using the scan tool, CARRY OUT the IVD Initialization sequence. CLEAR the DTCs. CARRY OUT the self-test with the brake pedal not applied.