Error code
Infiniti All models code P0448
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Meaning
EVAP vent control circuit open. The EVAP canister vent solenoid has a fault. On the Q50, a faulty charcoal canister causing this code has been documented - P0448 can return even after vent valve replacement if the canister itself is defective
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Address of this page: https://www.remfixit.com/tr/infiniti/tum-modeller/p0448