Description | Action | |||
|---|---|---|---|---|
DTC | ||||
U0401:81 | Invalid Data Received from ECM/ PCM A: Invalid Serial Data Received | RETRIEVE and FOLLOW Diagnostic Trouble Codes (DTCs) present in the PCM. For vehicles with the 2.3L EcoBoost (201kW/273PS), REFER to: Electronic Engine Controls (303-14A Electronic Engine Controls - 2.3L EcoBoost (231kW/314PS), Diagnosis and Testing). For vehicles with the 3.7L Duratec (227kW/301PS), REFER to: Electronic Engine Controls (303-14B Electronic Engine Controls - 3.7L Duratec (227kW/301PS), Diagnosis and Testing). For vehicles with the 5.0L 32V Ti-VCT, REFER to: Electronic Engine Controls (303-14C Electronic Engine Controls - 5.0L 32V Ti-VCT/5.0L Ti-VCT V8 (308kW/418PS), Diagnosis and Testing). For vehicles with the 5.2L, REFER to: Electronic Engine Controls (303-14D Electronic Engine Controls - 5.2L 32V Ti-VCT, Diagnosis and Testing). NOTE: If no Diagnostic Trouble Codes (DTCs) are present in the PCM, DIAGNOSE the observable symptom. | ||
U0401:82 | Invalid Data Received from ECM/ PCM A: Alive / Sequence Counter Incorrect / Not Updated | RETRIEVE and FOLLOW Diagnostic Trouble Codes (DTCs) present in the PCM. For vehicles with the 2.3L EcoBoost (201kW/273PS), REFER to: Electronic Engine Controls (303-14A Electronic Engine Controls - 2.3L EcoBoost (231kW/314PS), Diagnosis and Testing). For vehicles with the 3.7L Duratec (227kW/301PS), REFER to: Electronic Engine Controls (303-14B Electronic Engine Controls - 3.7L Duratec (227kW/301PS), Diagnosis and Testing). For vehicles with the 5.0L 32V Ti-VCT, REFER to: Electronic Engine Controls (303-14C Electronic Engine Controls - 5.0L 32V Ti-VCT/5.0L Ti-VCT V8 (308kW/418PS), Diagnosis and Testing). For vehicles with the 5.2L, REFER to: Electronic Engine Controls (303-14D Electronic Engine Controls - 5.2L 32V Ti-VCT, Diagnosis and Testing). NOTE: If no Diagnostic Trouble Codes (DTCs) are present in the PCM, DIAGNOSE the observable symptom. | ||
U0422:68 | Invalid Data Received From Body Control Module: Event Information | RETRIEVE and FOLLOW Diagnostic Trouble Codes (DTCs) present in the BCM. REFER to: Body Control Module (BCM) (419-10 Multifunction Electronic Modules, Diagnosis and Testing). • If no Diagnostic Trouble Codes (DTCs) are present in the BCM, DIAGNOSE the observable symptom. | ||
U0422:81 | Invalid Data Received From Body Control Module: Invalid Serial Data Received | RETRIEVE and FOLLOW Diagnostic Trouble Codes (DTCs) present in the BCM. REFER to: Body Control Module (BCM) (419-10 Multifunction Electronic Modules, Diagnosis and Testing). • If no Diagnostic Trouble Codes (DTCs) are present in the BCM, DIAGNOSE the observable symptom. | ||
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.