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Eclipse Cross ES, AWD
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Repair and Diagnosis (Single Page)
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Diagnostic Trouble Code Procedures
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DTC B1A28: ECM Authentication Error
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Troubleshooting Hints
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Troubleshooting Hints
The CAN bus line may be defective.
The ETACS-ECU may be defective.
The engine control module may be defective.
Chassis number registered in ECM unmatched
Chassis number registered in ETACS-ECU unmatched