Conditions for Setting the DTC

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P0C77

One of the following conditions exist:

The high voltage DC current is greater than 25 A during precharge.
Within 20 milliseconds of the start of precharge, hybrid battery calculated voltage and powertrain inverter module terminal voltage are already within 23 V of each other.

P1A20

140 milliseconds after the start of precharge, hybrid battery calculated voltage and hybrid battery terminal voltage are 23 V apart.