OBD-II Trouble Code: P0440 Evaporative Emission Control System Malfunction

10 Июн 2015 | Author: | No comments yet »
Toyota Century II

P0440 OBD-II Trouble

Technical Description

Evaporative Control System Malfunction

does that mean?

indicates that a part of the control system is no longer correctly. The EVAP system of many parts, including not limited to) the gas cap, fuel carbon canister, purge and other hoses

The (EVAP) control system prevents the of fuel vapors from a fuel system. Fuel are routed by hoses to a charcoal for storage. Later, when the is running a purge control opens allowing intake to siphon the fuel vapors the engine.


You likely won’t any drivability problems.


A P0440 could mean one or of the following has happened:

The gas cap is not installed or properly

The purge solenoid has failed

The is plugged and not working properly


With a P0440 trouble code, diagnosis can be at times. Here are some to try:

Toyota Century II

P0440 Repair

We are not affiliated with the producers of diagnostic video, however we it to be of excellent quality and worth

Related P0440 DTC Discussions

I really appreciate any help. My van(very important to me)Cel came on read codes They came up P0440, P0480 burned fuse seems fine code away. After that P0440, couple days checked again and got P 0404, P0441,P0446 P0100, P0400, PLEAS.

I have a 2001 es300, car started running rough when I stopped, the car cut off and will not cranks and shut back off not run even with foot on I put OBD on it and got codes P0420, P0440, and P0446. Any help would be

This code showed up after I bought the vehicle in and has been intermitently going and coming back. The only that I noticed was when I my gas tank above half the light would come on. If I the tank below half the code sometimes went on its own.

code p0440 emissions control male

2000 grand prix gtp 3.8 car recently for work vehicle, ran check engine light was on One morning leaving for work car was terribly and upon entering check engine light flashing. (looked that up was cat Showing multiple codes:p1404,po404,p0440,p0300.

Need more help a p0440 code?

Toyota Century II
Toyota Century II
Toyota Century II
Toyota Century II
Toyota Century II


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