Component Inspection
- Check PCV
- IG "OFF" and remove PCV valve from rocker cover.
- Insert a thin stick into the PCV valve from the threaded side and verify that the plunger is moving.
- Is the PCV valve normally moving?
YES
Go to " 2 Check injector for normal operation" as follows.
NO
Replace it, and go to "VERIFICATION OF VEHICLE REPAIR " procedure.
- Check injector for normal operation
- Start engine.
- Check its RPM decrease when doing the injector's actuation test.
- Is there any cylinder with no change in RPM or only a small change in RPM?
YES
Clear DTC and Test-drive under enable conditions above-mentioned. After the test, If this DTC is set, go to "INSPECTION & REPAIR " procedure. If not, troubleshooting is completed.
NO
Replace injector, and go to "VERIFICATION OF VEHICLE REPAIR " procedure.