LEMON Manuals: Even more car manuals for everyone
Home >> Ford >> 2006 >> Focus ZX5 SE, Standard >> Repair and Diagnosis >> External Pages >> Different car >> Section 859 (Engine Controls - Powertrain DTC Charts And Descriptions - (Hybrid)) >> DTC Diagnosis >> U1900 - Controller Area Network (Can) Communication Bus Fault - Receive Error

U1900 - Controller Area Network (Can) Communication Bus Fault - Receive Error

WARNING: This page is about a different car, the 2007 Mercury Mariner and 2007 Ford Escape. However, it is still accessible from the selected car via links, so may be relevant.
U1900 - CONTROLLER AREA NETWORK (CAN) COMMUNICATION BUS FAULT - RECEIVE ERROR

Description:  The powertrain control module (PCM) continuously monitors the CAN for module-to-module communication. This DTC is set when the message received is out of expected range or contains invalid data.
Possible Causes:  See the possible causes for DTC U0073.
Diagnostic Aids:  See the diagnostic aids for DTC U0001.
Application  Key On Engine Off  Key On Engine Running  Continuous Memory 
All   Refer to MODULE COMMUNICATIONS NETWORK .