P0641, P0651, and P0697
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These DTCs set when the ECM detects a voltage out of tolerance condition on the 5 V reference 1, 2 or 3 bus for more than 3 s.
These DTCs set when the ECM detects a voltage out of tolerance condition on the 5 V reference 1, 2 or 3 bus for more than 3 s.