DTC Troubleshooting

DTC Troubleshooting: P145B

DTC P145B:

EVAP System Purge Line Non-return Valve A Stuck Open

NOTE: Before you troubleshoot, record all freeze data and any on-board snapshot, and review the general troubleshooting information Initial Inspection and Diagnostic Overview.

1. Turn the ignition switch to ON (II).

2. Select the EVAP TEST in the INSPECTION MENU with the HDS.

Is the result OK?

YES -

Intermittent failure, the system is OK at this time.�

NO -

Go to step 3.

3. Replace non-return valve A Service and Repair.

4. Reset the PCM with the HDS.

5. Do the PCM idle learn procedure PCM Idle Learn Procedure.

6. Select the EVAP FUNCTION TEST in the INSPECTION MENU with the HDS.

Is the result OK?

YES -

Troubleshooting is complete.�

NO -

Check the EVAP canister purge line, then go to step 1.