EVAP Leak Check Model

DTC P2228 / P2229: Barometric Pressure Circuit Low / High (EVAP Leak Check Model)

Wiring Diagram

Wiring Diagram:

System Description

Barometric pressure is observed by EVAP leak check pressure sensor in EVAP leak check module.

DTC Detecting Condition and Trouble Area

DTC Detecting Condition And Trouble Area:

DTC Confirmation Procedure

1. With ignition switch OFF, connect scan tool.
2. Turn ON ignition switch and clear DTC by using scan tool.
3. Start engine and run it for 1 min.
4. Check DTC.

DTC Troubleshooting

Step 1-4: