Purge Valve Replacement: Why It’s Important + Costs Involved
RepairSmith
MARCH 28, 2024
A failed emissions test: If the canister purge valve allows excessive vapor to escape from the charcoal canister, your emissions will likely exceed the EPA (Environmental Protection Agency) standard. The ECU can fail for several reasons, including water damage, corrupt software, and bad sensors. But that’s not all.
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