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What does OBD II codes 440 and 441 mean?

Updated: 10/23/2022
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βˆ™ 15y ago

Best Answer

P0440 OBDII code is for evaporative emissions control system failure.. check your gas cap though, many times a loose gas cap is the culprit with this code, hope this helps some1 out.

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βˆ™ 15y ago
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Anonymous

Lvl 1
βˆ™ 3y ago
I had the same code and found the problem by accident. The plastic line from the purge solenoid to evap canister rubbed on the engine causing a vaccum leakΒ 

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