I received the following codes in a failed inspection does any one know what i need to do to repair them? I have a 2001 chevy s10 pickup 4x4 crew cab I have 60 days to get them fixed.
P0101 Mass or Volume Air Flow Circuit Range/Performance Problem
P0440 Evaporative Emission Control System Malfunction
Code P0440 is for the EVAP system and needs to be address prior to the P0101 (MAF sensor). The EVAP system checks itself by putting the system into a vacuum, then looks to see if it holds vacuum. If it doesn't, then it sets this code. It could be a leak in the system, a solenoid problem, ect. This may or may not correct the MAF code, but need to do this, first. As far as the MAF circuit is concerned, the sensor looks for air temp and volume entering the intake. A hose leak after the MAF or a contaminated sensor can cause this code.
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OBD-Ⅱ Trouble Codes:OBD-Ⅱ Trouble Codes
P0108 | P0135 | P0171 | P0174
P0300 | P0320 | P0325
P0401 | P0420 | P0430 | P0440 | P0441 | P0442 | P0455
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