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2005
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Relay AWD
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Engine Control System - 3.5L - DTC P0446 - P1404
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DTC Tests
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DTC P0641
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Conditions for Setting the DTC
Conditions for Setting the DTC
The 5-volt reference 1 voltage is more than 4.7 volts or less than 4.39 volts for longer than 10 seconds.
This diagnostic runs continuously.