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Could you explain what the u1900 fault code on the Ford C-Max signifies?
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5 answers
★ Top Answer
The u1900 fault code is a specific code tied to Ford vehicles, triggered by a communication failure in the bus system. When it cannot transmit a required error or relay it to the powertrain control module, this code is typically shown. A breakdown in communication between essential components like the ABS control module, trailer brake, and instrument cluster could also set off the u1900 code. If you notice this error on your car, don't worry – it's a common problem that may sometimes stem from loose wiring. Visiting a mechanic or dealership nearby should help fix the issue easily.
More answers
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The Ford C-man will see the OBD-II fault code U1900, which is a code created by Ford to indicate a communication issue between the PCM, instrument cluster, ABS control module, and trailer brake controller. It's important to investigate these components first.
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The Ford C man will be alerted with the OBD II code U1900, which is a code specified by Ford that indicates a fault in the communication bus reception.
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How should I handle the error code U1900-20? Can someone please assist me with this issue?
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Could you disconnect the braking controller? Just to test it.
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