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Home >> Ford >> 2019 >> Fusion S >> Repair and Diagnosis >> External Pages >> Different car >> Section 439 (Tire Pressure Monitoring System (TPMS)) >> Diagnosis And Testing >> Tire Pressure Monitoring System (TPMS) >> DTC Charts >> DTC Chart: Radio Transceiver Module (RTM)
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DTC Chart: Radio Transceiver Module (RTM)

WARNING: This page is about a different car, the 2020 Ford Transit Connect. However, it is still accessible from the selected car via links, so may be relevant.

Diagnostics in this service information assume a certain skill level and knowledge of Ford-specific diagnostic practices. REFER to: Diagnostic Methods .

RTM DTC Chart 

DTC Description Action
U0146:00 Lost Communication with Gateway "A": No Sub Type Information GO to Pinpoint Test H 
U0401:00 Invalid Data Received from ECM / PCM "A": No Sub Type Information This DTC sets when the RTM receives invalid network data from the PCM. RETRIEVE and DIAGNOSE all non-network Diagnostic Trouble Codes (DTCs) in the PCM. REFER to: Electronic Engine Controls - 2.5L REFER to: Electronic Engine Controls - 2.0L .
U0401:82 Invalid Data Received from ECM / PCM "A": Alive / Sequence Counter Incorrect / Not Updated This DTC sets when the RTM receives invalid network data from the PCM. RETRIEVE and DIAGNOSE all non-network Diagnostic Trouble Codes (DTCs) in the PCM. REFER to: Electronic Engine Controls - 2.5L REFER to: Electronic Engine Controls - 2.0L
U1A00:00 Private Communication Network: No Sub Type Information GO to Pinpoint Test I 
U3000:04 Control Module: System Internal Failure CHECK vehicle service history for recent service actions related to this module. This DTC sets due to incomplete or improper PMI procedures. If there have been recent service actions with this module, REPEAT the PMI procedure as directed by the diagnostic scan tool.
If there have been no recent service actions, INSTALL a new RTM to correct the failure to retain configuration data. Refer to RADIO TRANSCEIVER MODULE (RTM)