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Diagnostic Trouble Code (DTC) Chart

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

Diagnostic Trouble Code Chart 

Module DTC Description Action
APIM U2400:81 Ethernet Failure with Gateway Module A (GWM): Invalid Serial Data Received GO to Pinpoint Test A 
APIM U2400:92 Ethernet Failure with Gateway Module A (GWM): Performance or Incorrect Operation GO to Pinpoint Test A 
GWM U2401:00 Ethernet Failure with Accessory Protocol Module (APIM): No Sub Type Information GO to Pinpoint Test B 
GWM U2401:81 Ethernet Failure with Accessory Protocol Module (APIM): Invalid Serial Data Received GO to Pinpoint Test A 
GWM U2401:92 Ethernet Failure with Accessory Protocol Module (APIM): Performance or Incorrect Operation GO to Pinpoint Test A 
GWM U2402:00 Ethernet Failure with Telematic Control Unit Module (TCU): No Sub Type Information GO to Pinpoint Test B 
GWM U2402:81 Ethernet Failure with Telematic Control Unit Module (TCU): Invalid Serial Data Received GO to Pinpoint Test A 
GWM U2402:92 Ethernet Failure with Telematic Control Unit Module (TCU): Performance or Incorrect Operation GO to Pinpoint Test A 
GWM U2403:81 Ethernet Failure with Instrument Panel Cluster Control Module (IPC): Invalid Serial Data Received GO to Pinpoint Test A 
GWM U2403:92 Ethernet Failure with Instrument Panel Cluster Control Module (IPC): Performance or Incorrect Operation GO to Pinpoint Test A 
GWM U2404:81 Ethernet Failure with Image Processing Module "A" (IPMA): Invalid Serial Data Received GO to Pinpoint Test A 
GWM U2404:92 Ethernet Failure with Image Processing Module "A" (IPMA): Performance or Incorrect Operation GO to Pinpoint Test A