What exactly does "Not Ready" mean? It means your Onboard Diagnostic System (OBD II) has NOT completed all of its self-test monitors that keep an eye on the .
Why your vehicle may not be â€œreadyâ€: Your vehicle's On-Board Diagnostic (OBD) computer reviews the status of the emission systems within the vehicle. During .
If a test has been completed, the system status will be reported "ready." An uncompleted test will be reported "not ready." An OBDII vehicle will not pass the .
sherishrub created the topic: OBDII Catalyst Not Ready. The check engine light is NOT on, but the obd II monitor is kicking back "Not ready" for the. . What I meant was in step 1, you idle and then in 2, you do the a/c, defrost and then it says to .
When a particular monitor is not applicable to the vehicle being tested, the. for a particular readiness monitor is Ready or Complete, this does not mean the .