DTC Information And Inspection: DTC Detecting Condition

WARNING: This page is about a different car, the 2021 Hyundai Kona. However, it is still accessible from the selected car via links, so may be relevant.

Item		Detecting Condition	Possible Cause
Case 1	Main Action	O2 Sensor controller malfunction check	Poor connection or harness damage Unstable Power Faulty PCM
	Prerequisite Condition	Ignition switch is turned "ON". Battery voltage is between 10V and 16V.
	Threshold Value	Error bit information from hardware circuit Communication fault and ASIC data checksum error
	Diagnosis Time	5 Seconds
Case 2	Main Action	Knock acquisition check
	Prerequisite Condition	Engine speed is higher than 32 RPM.
	Threshold value	Diagnose internal ECM Integrity of the knock acquisition is not correct
	Diagnosis Time	200 Revolutions
Case 3	Main Action	Monitors power stage Port Flap Driver temperature
	Prerequisite Condition	Engine is running with speed over 32 RPM. Battery voltage is between 10V and 16V.
	Threshold Value	Diagnose ECM power stage Power stage of output for Port Flap has Over-Temperature
	Diagnosis Time	0.4 Seconds
Case 4	Main Action	Communication validity check H-bridge (for ETC, Port Flap) malfunction Output driver malfunction Power relay driver malfunction 5V power supply driver malfunction
	Prerequisite Condition	Ignition switch is turned "ON".
	Threshold value	Micro-controller communication error detected
	Diagnosis Time	1 Second
MIL-On Condition		2nd Driving Cycle