Fuel System Monitor Enigma Unraveling the Mysteries Behind Its Unreadiness

... my monitors to enable except for the fuel monitor. I ... #5. So i found some good info on why the fuel system monitor might not be ready Have you tried finding and following the procedure for clearing all the monitors? If this is for emissions testing many jurisdictions allow one, ... What component of the EVAP system is not ready? ... During this step the OBDII system checks for ignition misfire, fuel trim and EVAP canister ... 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 ... Ensure that the vehicle meets the conditions for a cold start listed above. ⇒ If the evaporative emission (EVAP) I/M System Status indicator ... Looks like it's just your evaps. Some of those you don't have and a better scanner would say not supported or something. So that is the one test ... chances are the ecu just did not have enough time to cycle and set the readiness codes. give it more time and try again. I read a response on a non tech site regarding saturn drive cycles that you must also cold start with the fuel level between 15 to 85 %, and do ... ... fuel system monitor not ready.” I've also done tons of research and spoken to the dealer service rep. It's getting really frustrating and I ... The fuel system monitor fails to get ready anyone have any input on this. I have did drive cycles and replaced thermostat and O2 sensor. There is no check ...