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2021
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Repair and Diagnosis (Single Page)
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Engine Performance
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Engine Control Systems
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Auto Start Stop System (Diagnostics)
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Diagnostic Procedure With Diagnostic Trouble Code (DTC)
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DTC U1604: Lost Communication With Dc/Dc Converter Module 1
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General Description
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Diagnostic Method
Diagnostic Method
Judge as NG when the following conditions are established.
JUDGMENT VALUE SPECIFICATION
Malfunction Criteria
Threshold Value
DC/DC converter 1
Data not received (communication failure)
Time needed for diagnosis:
0.5 s