Fuel System Monitor Mystery Unearthing the Truth Behind Its Unwillingness

Also related to the OBD II system are “Readiness Monitors”. Monitors are not physical devices, but rather programs within the on-board computer(s) that relay to ... What component of the EVAP system is not ready? ... During this step the OBDII system checks for ignition misfire, fuel trim and EVAP canister ... If you're running a tune that relies on a non-stock pump then I think that would explain the fuel system monitor but I'm not seeing it go ready even on a stock ... The number of incomplete OBD readiness monitors that are allowed to pass the OBD test portion of a Smog Check inspection are provided below. Model Year, Fuel ... The " Catalytic, Evap, 2nd Sys, O2 Sensor (both heated & non-heated), and EGR System are all marked as not ready." Those all require specific ... So even after two weeks and 550 miles, the catalyst monitor is still not set. I ... Evaporative system monitoring: Not installed. Secondary air system ... I can have that one show not ready. Fuel system must show ready to pass smog.I have replaced the fuel cap, battery, fresh fuel multiple times, ... If too many readiness indicators are "incomplete," the vehicle will fail the inspection because it means that the vehicle has not been operated ... The EVAP monitor will only run if the fuel level is between about 1/4 and 3/4. It will not run on a full tank, or a near empty tank. Hello, After driving quite a while and a number of fuelings, the fuel system readiness monitor continues to show not ready for the looming ...