# Evap Smog Test Failed on DA9 B20 Swap

**URL:** <https://forum.g2ic.com/t/evap-smog-test-failed-on-da9-b20-swap/103262>\
**Category:** Stock Engine-Bay Components\
**Created:** [March 5, 2023, 11:35pm UTC](https://forum.g2ic.com/t/evap-smog-test-failed-on-da9-b20-swap/103262 "2023-03-05T23:35:32Z")\
**Posts on this page:** 1\
**Page:** 1

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**Author:** ![maxmacias](https://forum.g2ic.com/letter_avatar_proxy/v4/letter/m/67e7ee/32.png) [@maxmacias](https://forum.g2ic.com/u/maxmacias)\
**Post date:** [March 5, 2023, 11:35pm UTC](https://forum.g2ic.com/t/evap-smog-test-failed-on-da9-b20-swap/103262/1 "2023-03-05T23:35:32Z")

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Hi I want to do a smoke test to find evap leak. Any idea where i can connect the smoke tester. possible some leak somewhere but not sure where i can connect the smoke hose to test the evap system for leaks. Please help