DTC P145F, P1461, P1462, P24C1

DTC P145F  : EVAP Leak Check Module Pressure Sensor Range/Performance Problem

DTC P1461  : EVAP Leak Check Module Pressure Sensor Shifts

DTC P1462  : EVAP Leak Check Module Pressure Decompression Defect

DTC P24C1  : Canister Change Over Valve Stuck Close

NOTE:  Before you troubleshoot, review the general troubleshooting information .

DTC (PGM-FI)

1. Problem verification

   -1. Turn the vehicle to the ON mode.

   -2. Clear the DTC with the HDS.

   -3. Turn the vehicle to the OFF (LOCK) mode.

   -4. Turn the vehicle to the ON mode.

   -5. Select the EVAP TEST in the Function Test Menu, then select EVAP Leak Check Module Test with the HDS.

   EVAP TEST

   Is the result OK?

   YES 

   Intermittent failure, the system is OK at this time. Check for poor connections or loose terminals at the EVAP leak check module and the PCM. If the on-board snapshot of this DTC is recorded, try to reproduce the failure under the same conditions with the on-board snapshot .

   NO 

   The failure is duplicated. Go to step 2.

2. EVAP leak check module drain hose check

   -1. Remove the EVAP leak check module and the EVAP canister filter , then check the blockage in the drain hoses and the EVAP canister filter.

   Are the parts OK?

   YES 

   Replace the EVAP leak check module .

   NO 

   Remove the blockage from them, or replace the part(s) if needed.