Mike's Workshop Manuals
: Service manuals for every vehicle
Home
>>
Hummer
>>
2006
>>
H3 Standard
>>
Repair and Diagnosis
>>
Engine Performance
>>
System
>>
Engine Controls - 3.5L - DTC P0496 To DTC P2125
>>
DTC P0496
>>
Conditions for Setting the DTC
Conditions for Setting the DTC
A continuous open purge flow condition is detected during the diagnostic test.
The fuel tank pressure decreases to less than -11 inches H2O for up to 65 seconds.