DTC Information: DTC Detecting Condition

Item	Detecting Condition	Possible Cause
DTC Strategy	Heater circuit monitoring	Poor connector connection O2 sensor (Bank1/sensor1) heater control circuit is open O2 sensor (Bank1/sensor1) heater power circuit is open O2 sensor (Bank1/sensor1) heater ECM
Enable Conditions	Engine "ON" (over 32RPM) Battery voltage is higher than 11V and lower than 16V
Threshold Value	Control circuit is open
Diagnostic Time	Continuous inspection
MIL ON Condition	2 driving cycles