LEMON Manuals
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Lancer Evolution GSR
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Repair and Diagnosis (Single Page)
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Communication Devices
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Wireless Control Module (WCM) - Lancer Evolution
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Diagnosis
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Diagnostic Trouble Code Procedures
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DTC U1417: Implausible coding data
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Probable Causes
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Probable Causes
Malfunction of ETACS-ECU
Engine control module malfunction
ETACS-ECUs have been interchanged between two vehicles.
WCM malfunction
External noise interference
WCMs have been interchanged between two vehicles.