Details On DTCs

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P0138-00 (PCM (PYUL)) DETECTION CONDITION AND POSSIBLE CAUSE

System malfunction location	HO2S system: High input
Detection condition	Determination conditions	A condition in which the HO2S input voltage exceeds the specified value continues for the specified period.
	Preconditions	Not applicable
	Malfunction determination period	5 s period
	Drive cycle	2
	Self test type	CMDTC self test, KOEO self test, KOER self test
	Sensor used	HO2S
Fail-safe	Inhibits engine-stop by i-stop control.
Vehicle status when DTCs are output	Not applicable
Possible cause	Malfunction in wiring harness (including connector/terminal) between HO2S and PCM HO2S malfunction PCM malfunction