DTC P0499
DTC P0499 : EVAP Canister Vent Shut Valve Circuit High Voltage
NOTE: Before you troubleshoot, review the general troubleshooting information - Refer to: How to Troubleshoot the Fuel and Emissions Systems .
| DTC Description | Confirmed DTC | Pending DTC | Freeze Frame |
|---|---|---|---|
| P0499 EVAP Canister Vent Shut Valve Circuit High Voltage |
DTC (PGM-FI)
- Problem verification
- 1. Turn the vehicle to the ON mode.
- 2. Clear the DTC with the HDS.
- 3. Select the EVAP TEST in the INSPECTION MENU, and do the EVAP CVS ON in the SINGLE SOLENOID with the HDS.
SINGLE SOLENOID
Check for Pending or Confirmed DTCs with the HDS.
DTC Description Confirmed DTC Pending DTC Freeze Frame P0499 EVAP Canister Vent Shut Valve Circuit High Voltage Is DTC P0499 indicated?
YES
The failure is duplicated. Check for any authorized service information related to the DTCs or symptoms you are troubleshooting or substitute a known-good PCM - Refer to: PCM Removal and Installation (6-Speed A/T), ('16-'18 9-Speed A/T), or PCM Removal and Installation (9-Speed A/T) (2019 2020 2021) .
NO
Intermittent failure, the system is OK at this time. Check for poor connections or loose terminals at the EVAP canister vent shut valve and the PCM. If the freeze data/on-board snapshot of this DTC is recorded, try to reproduce the failure under the same conditions with the freeze data/on-board snapshot - Refer to: How to Troubleshoot the Fuel and Emissions Systems .