10643281-10643292

DTC Description

If open or short in circuit of injector #4 in detected under injector operationg condition, ECM sets DTC P020400. This fault might be caused by open or short circuit in wiring of injector #4.

DTC Detecting Condition

Item	Detecting Condition		Possible Cause
DTC Strategy	• Voltage Monitoring		1. Poor connector connection 2. Open in circuit of injector #4 3. Short circuit in wiring of injector #4 4. Defected injector #4
Enable Condition	• Engine running
Threshold Value	Case 1	• Open in injector circuit
Threshold Value	Case 2	• Short circuit in wiring
Detecting Time	• -
Fail Safe	Engine OFF	• Yes (Case 1) • No (Case 2)
	EGR Off	NO
	Torque Limit	YES
	MIL	• On