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Please Help With Fixing This ECU Codes - Car Talk - Nairaland

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Please Help With Fixing This ECU Codes by incogni2o: 7:16pm On Jun 08, 2021
Good Day all,

Please can anyone help me with how to fix these codes

1. P0446: Evaporative Emission System Vent Control Circuit
2. P0442: Evaporative Emmision System Leak Detected (small leak)
3. P0456: Evaporative Emmision System Leak Detected (very small leak)

Attached are the screenshots

I will appreciate more clearification as to what is causing these problems and also how to fix the problems.

Also, I just changed my who exhaust, both the Front from the Engine and the back to the silencer.

Car is Lexus ES330

Re: Please Help With Fixing This ECU Codes by AstroG: 10:34am On Jun 09, 2021
Gazzuzz,
Heavenly bang
Kingreign
Ikenna351

These are the most trusted automobile engineers ah sabi
Re: Please Help With Fixing This ECU Codes by kingreign(m): 10:59am On Jun 09, 2021
incogni2o:
Good Day all,

Please can anyone help me with how to fix these codes

1. P0446: Evaporative Emission System Vent Control Circuit
2. P0442: Evaporative Emmision System Leak Detected (small leak)
3. P0456: Evaporative Emmision System Leak Detected (very small leak)

Attached are the screenshots

I will appreciate more clearification as to what is causing these problems and also how to fix the problems.

Also, I just changed my who exhaust, both the Front from the Engine and the back to the silencer

What car is this and where is the location?
Re: Please Help With Fixing This ECU Codes by GAZZUZZ(m): 11:54am On Jun 09, 2021
incogni2o:
Good Day all,

Please can anyone help me with how to fix these codes

1. P0446: Evaporative Emission System Vent Control Circuit
2. P0442: Evaporative Emmision System Leak Detected (small leak)
3. P0456: Evaporative Emmision System Leak Detected (very small leak)

Attached are the screenshots

I will appreciate more clearification as to what is causing these problems and also how to fix the problems.

Also, I just changed my who exhaust, both the Front from the Engine and the back to the silencer


small leak, start by checking / replacing fuel tank cover
Re: Please Help With Fixing This ECU Codes by incogni2o: 12:34pm On Jun 09, 2021
kingreign:

What car is this and where is the location?

Lexus es330

Mainland
Re: Please Help With Fixing This ECU Codes by kingreign(m): 12:45pm On Jun 09, 2021
incogni2o:


Lexus es330
Start with fuel tank cap, also, check the evap vacuum switching valve.

1 Like

Re: Please Help With Fixing This ECU Codes by OfficialDJ: 6:01pm On Jun 09, 2021
AstroG:

Heavenlybang
Kingreign


These are the most trusted automobile engineers ah sabi
who made these two urchins certified automobiles?
They can only wish undecided

3 Likes

Re: Please Help With Fixing This ECU Codes by HeavenlyBang(m): 10:24pm On Jun 09, 2021
AstroG:
Gazzuzz,
Heavenly bang
Kingreign
Ikenna351

These are the most trusted automobile engineers ah sabi

I'm an engineer but not an automobile one. The others are, though.
Re: Please Help With Fixing This ECU Codes by incogni2o: 12:47am On Jun 13, 2021
kingreign:

Start with fuel tank cap, also, check the evap vacuum switching valve.

Thanks, It just went off itself, It does that bbut later may come back on

1 Like

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