Component Inspection

P2097 Post Catalyst Fuel Trim System too Rich (Bank 1)

Inspection/Repair - Component Inspection

Component Inspection

PCV (Positive Crankcase Ventilation) valve check
1. IG KEY "OFF".
2. Disconnect PCV valve.
3. Check the movement of plunger by putting in and out a thin stick.
4. Is the movement of plunger normal?





PCSV valve check
1. IG KEY "OFF".
2. Disconnect PCSV and vacuum hose.
3. Apply a vacuum by a hand vacuum gauge on PCSV.
4. Does PCSV keep the vacuum condition normally?





Injector check
1. IG KEY "OFF".
2. Disconnect injectors.
3. Check clog on injectors.
4. Measure the resistance between power and control terminal of injectors (Component side).
Specification :









5. Is the measured resistance within specifications?





Sensors related to air/fuel ratio check
1. Check the output data of sensors related to air/fuel ratio (HO2S, MAPS, TPS, ECTS, PCSV, Injectors, etc) on GDS.
2. Are those sensors normal?