Code U1900 Replace ABS Traction Control Module - SOLVED

Get on the Bus CAN Communication Bus Fault? Now that’s generic. The Bus is the communications network used by many vehicles to make all the modules work together. When you have a bus fault code, you have to find out what part of the system is causing the issue. Follow this Real Fix to see how this was done on this 2006 Ford F350 Super Duty. Auto Repair Manuals Get everything you need to diagnose and repair your car problems today. Online access to the same auto repair information the dealership uses.

Vehicle 2006 Ford Cab & Chassis F350 Super Duty 5.4 Title Check Engine Light Is On, U1900, Replaced Anti-Lock Brake Traction Control Module Complaint The customer states the check engine light is on. Cause Connected a scan tool and found code U1900 CAN Communication Bus Fault. There was no communication available with the anti-lock brake traction control module. Performed a visual inspection of the anti-lock brake system, wiring harnesses, speed sensors and detected no obvious faults. Performed a visual inspection of the anti-lock brake traction control module and found no obvious faults. Disconnected the anti-lock brake traction control module connectors, visually inspected the connectors and terminals and found no obvious signs of loose pins, corrosion or damage. Visually inspected the anti-lock brake traction control module wiring harness and found no obvious signs of damage. Used a multi-meter to check for the presence of shorts or opens in the anti-lock brake traction control module wire circuits and found that none were present. Used the multi-meter to check for the presence of power and ground at the anti-lock brake traction control module harness connector and found that both were present. The result of these tests verified the anti-lock brake traction control module was faulty. Correction Replaced the anti-lock brake traction control module, cleared codes, performed a road test and verified the vehicle operated properly. The check engine light did not illuminate and no fault codes returned. Source This is a Real Fix from Mitchell 1′s new SureTrack® expert information source. These documented issues from actual shop repair orders demonstrate how SureTrack can help you correct issues that are not easily diagnosed using OEM information alone. SureTrack is currently available free in our ProDemand product.