CODE P0442 - 2003 Chevrolet S-10

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Code P0442 Mazda: Evaporative Emission Control System ...

https://www.autocodes.com > p0442_mazda
The P0442 code means that the control module has detected a small leak in the Evaporative Emission (EVAP). Loose fuel tank filler cap is the most common cause ...

P0442 Mazda: Code Meaning, Causes, Symptoms, & Tech ...

https://www.engine-codes.com > p0442_mazda
The P0442 code means that the control module has detected a small leak in the Evaporative Emission (EVAP). Loose fuel tank filler cap is the most common cause ...

P0442: Faulty EVAP System - mazda

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Jul 15, 2014 · 6 answers
The OBD2 code P0442 means that on your system you have a small air/vacuum leak. Apart from the seal on the gas gap, you must check the purge ...

2004 Mazda MPV OBD2 Code P0442 Evaporative Emission ...

https://www.mycarspecs.com > mazda > mpv > base > p...
The P0442 code indicates that there is a small leak in the EVAP system, but this is somewhat misleading. What the code really indicates is that the EVAP system ...

It means there is a leak in the e vac system

Evap leak..... more than likely it’s an evap sensor or solenoid that’s is the problem.

You erase the engine light by fixing the problem . With every DTC - diagnostic trouble code there are diagnostic flow chart's , steps to find the problem .

DTC P0442 : Evaporative Emission (EVAP) System Small Leak Detected

How to Diagnose P0442 Small Evap Leak 04 Chevy Avalanche

small evap leak this is the one that can be gas cap or an annoying small cracked line [ xl =alot of lines to look at or smoke test them ]
P0442 Evaporative Emission Control System Leak Detected Small Leak P0442 EVAP LEAK FIXED P0442 OBD II Trouble Code

A code P0442 most likely means one or more of the following has happened: A loose or improperly affixed gas cap A non-conforming gas cap (i.e. not factory/original brand) A small leak/hole in a fuel vapor hose/tube Other small leak in EVAP system Faulty vent o-ring seal Defective vent valve Defective purge valve Defective leak detection pump

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Discussion of that code:
P0442 OBD II Trouble Code

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P0442 OBD II Trouble Code

Here's the info on your P0442 code.Maybe your gas cap needs to be tighten a little.

p0708 is transmission range sensor curcuit high output, p0171 is system to lean ( bank 1 ), p0442 is EVAP emission control leak ( small ).

click on code for details.
P0507
P0442
P0443