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Rendezvous CX, AWD
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DTC P1639: 5-Volt Reference 2 Circuit
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Conditions For Setting DTC
July 1:
So it begins
. Don't worry, this is not in the correct legal jurisdiction!
Conditions For Setting DTC
The PCM detects a voltage out of tolerance condition on the 5-volt reference 2 circuit.
Above condition is present for longer than 10 seconds.