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      01-23-2017, 10:00 PM   #1
Bmw2009
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2009 BMW 328i xdrive codes p0440 n p0442

So the other day I got a code p0440 and p0442. So one of my friend had the ICarly bmw app and this came out on the freeze frame. Can anybody help me out here if they know the problem. You help Will be appreciated

Faultcode: Fuel vaporization system, function
Faultset 1:
(appeared at: 137200.0km)
calculated air mass:
80.00 mg/stk
Engine speed:
704.00 rpm
engine temperature:
92.25 C
corrected setpoint flow Tankentlueftung:
0.09 kg/h

Faultcode: 02 PreCat sensor function, Bank 1
Faultset 1:
(appeared at: 137264.0km)
battery voltage:
14.59 V
Ceramic temperature Lambda probe before catalytic converter Bank 1:
1264.00 C
Lambda probe heating before catalytic converter Bank 1:
0.00 %
Symptom Lambda probe heating before catalytic converter Bank 1:
1.00 0-n

Faultcode: 02 PreCat sensor function, Bank 2
Faultset 1:
(appeared at: 137264.0km)
battery voltage:
14.59 V
Ceramic temperature Lambda probe before catalytic converter Bank 2:
1264.00 C
Lambda probe heating before catalytic converter Bank 2:
0.00 %
Symptom Lambda probe heating before catalytic converter Bank 2:
1.00 0-n

Faultcode: DMTL Diagnostic Module Tank Leakage diagnostics, fine leak detection
Faultset 1:
(appeared at: 137400.0km)
DMTL current gross leak:
18.16 mA
DMTL current reference leak:
25.39 mA
Fuel tank level:
31.00 l
current time DMTL leakage measurement:
182.00 s
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      01-23-2017, 10:43 PM   #2
dstrickland
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First off, check your gas cap. You've got a Evap leak or your DMTL pump is going out.

Once you double check that gas cap, clear the codes & see if they come back.
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      01-24-2017, 12:17 AM   #3
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Quote:
Originally Posted by dstrickland View Post
First off, check your gas cap. You've got a Evap leak or your DMTL pump is going out.

Once you double check that gas cap, clear the codes & see if they come back.
Ok will do thanks
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