Scantool Diagnostics

Engine Control
P0457 Evaporative Emission System-Leak detected(tank cap loose/off) - Scantool Diagnostics

Monitor GDS Data

Evap. Leakage Test
1. Cool the vehicle down for about two hours to prevent misdiagnosis.
2. Install scan tool and IG "ON" and then clear DTC.
3. Select and press "EVAP.LEAKAGE TEST" mode in the GDS.
4. Check if the vehicle is under test conditions as below




5. Is the same DTC set after the Evap.leakage test with GDS?