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Venture LS
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Engine Control System - 3.4L DTC P0446 To P1640
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DTC Tests
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DTC P1640
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Conditions for Setting the DTC
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Conditions for Setting the DTC
The ODM has detected a voltage greater than 33 volts.
OR
Excessive current is detected on any circuit to the ODM.
The conditions are present for at least 30 seconds.