DTC Information: DTC Detecting Condition

Item	Detecting Condition	Possible Cause
DTC Strategy	Check Signal Stuck Lean	Poor connection S1 Blocking of intake system Fuel leakage in injector Improper fuel pressure
Enable Conditions	Catalyst temp. (model) is between 662°F and 1598°F Required Lambda 1
Threshold Value	Deviation value of air fuel ratio control is higher than 0.07.
Diagnostic Time	40 sec.
MIL ON Condition	2 Driving Cycles.