Vehicle applicability: This diagnostic supplement covers multiple Ford vehicles and engines. Follow the application named in the source below. Some references apply to vehicles other than Mustang.
Powertrain DTC Charts and Descriptions 4-145
Diagnostic Trouble Code (DTC) Charts and Descriptions
U0402 - Invalid Data Received From TCM (Continued)
Diagnostic Aids: Check for other PCM DTCs or PCM related symptoms. Diagnose all other PCM DTCs or PCM related
symptoms first.
Application Key On Engine Off Key On Engine Running Continuous Memory
All GO to Pinpoint Test QA.
U0415 - Invalid Data Received From ABS Control Module
Description: Network DTC concerns occur during module to module communication.
Possible Causes: • Invalid data network concerns - data is transferred within the normal inter-module message, but contains
known invalid data. The transmitting module logs a DTC related to the invalid data concern.
• Missing message network concerns - missing message concerns are logged by the module upon failure to
receive a message from another module within a defined retry period.
Diagnostic Aids: Check for other PCM DTCs or PCM related symptoms. Diagnose all other PCM DTCs or PCM related
symptoms first.
Application Key On Engine Off Key On Engine Running Continuous Memory
All GO to Pinpoint Test QA.
U0422 - Invalid Data Received From Body Control Module
Description: Network DTC concerns occur during module to module communication.
Possible Causes: • Invalid data network concerns - data is transferred within the normal inter-module message, but contains
known invalid data. The transmitting module logs a DTC related to the invalid data concern.
• Missing message network concerns - missing message concerns are logged by the module upon failure to
receive a message from another module within a defined retry period.
Diagnostic Aids: Check for other PCM DTCs or PCM related symptoms. Diagnose all other PCM DTCs or PCM related
symptoms first.
Application Key On Engine Off Key On Engine Running Continuous Memory
All GO to Pinpoint Test QA.
U0423 - Invalid Data Received From IPC
Description: Network DTC concerns occur during module to module communication.
Possible Causes: • Invalid data network concerns - data is transferred within the normal inter-module message, but contains
known invalid data. The transmitting module logs a DTC related to the invalid data concern.
• Missing message network concerns - missing message concerns are logged by the module upon failure to
receive a message from another module within a defined retry period.
Diagnostic Aids: Check for other PCM DTCs or PCM related symptoms. Diagnose all other PCM DTCs or PCM related
symptoms first.
Application Key On Engine Off Key On Engine Running Continuous Memory
All GO to Pinpoint Test QA.
U042E - Invalid Data Received From Generator Control Module
Description:
Possible Causes:
Diagnostic Aids: Refer to the Workshop Manual Section 303-14, Electronic Engine Controls, PCM DTC Chart, to continue
diagnosis.
Application Key On Engine Off Key On Engine Running Continuous Memory
All Refer to the Description, Possible Causes and Diagnostic Aids for the DTC.
2016 Powertrain Control/Emissions Diagnosis, Gasoline Engines, 3/2015
2016 Mustang workshop publication supplied to Mustang Atlas. Original technical text and illustrations; HTML formatting by Mustang Atlas. Source page numbering is retained for traceability. Follow the configuration, revision, warnings, and cross-references in the material. About this edition.