Details On DTCs

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P0A94: 00 (PCM (PYUL)) DETECTION CONDITION AND POSSIBLE CAUSE

System malfunction location	DC-DC converter control system: Circuit malfunction, DC-DC converter malfunction
Detection condition	Determination conditions	Internal malfunction signal from DC-DC converter is received. (LIN communication). Input signal from the DC-DC converter limits the pressure increase time. Input signal from the DC-DC converter does not implement pressure increase after a pressure increase command to the DC-DC converter.
	Preconditions	Not applicable
	Malfunction determination period	Not applicable
	Drive cycle	1
	Self test type	CMDTC self test
	Sensor used	Not applicable
Fail-safe	Inhibits engine-stop by i-stop control.
Vehicle status when DTCs are output	Not applicable
Possible cause	Battery malfunction Malfunction in wiring harness (including connector/terminal) between battery and DC-DC converter Malfunction in wiring harness (including connector/terminal) between DC-DC converter and PCM DC-DC converter malfunction PCM malfunction