DTC Diagnosis Procedure

1. Turn ignition switch OFF.
2. Check the following.
   • Blockage, crush, or damage in the hose and the piping of EVAP purge line between fuel tank and intake manifold.
   • Blockage, crush, or damage in the hose and the piping of intake air passage between inlet air duct and intake manifold.

Is the inspection result normal?

YES

GO TO 2.

NO

Repair or replace error-detected parts.

Check EVAP control system pressure sensor. Refer to Component Inspection .

Is the inspection result normal?

YES

Replace ECM (built in barometric pressure sensor).

NO

Replace EVAP control system pressure sensor. Refer to EVAP CANISTER : Removal & Installation .