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DTC P1637: Output Driver Module Malfunction
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Conditions For Clearing DTC
July 1:
So it begins
. Don't worry, this is not in the correct legal jurisdiction!
Conditions For Clearing DTC
The DTC becomes history when the conditions for setting the DTC are no longer present.
The history DTC clears after 40 malfunction free warm-up cycles.
PCM receives a clear code command from the scan tool.