Having problems with your Nissan Altima ?
2000 nissan altima with P0446 code. I removed vent valve from canister and tested it w/12 volts. Worked fine! Reinstalled on car,won't work. Tested for power @ connector-12 volts present. The valve is not closing. Why?
Repair Help & Product Troubleshooting for Nissan Altima
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