P1000 – On Board Diagnostic System Readiness Test Not Complete

P1000 Possible Symptoms

Engine Light ON (or Service Engine Soon Warning Light)

P1000 Possible Causes

The vehicle is new from the factory.,Battery or Powertrain Control Module (PCM) had recently been disconnected.,An OBD monitor failure occurred before completion of an OBD drive cycle.,PCM Diagnostic Trouble Codes (DTC) have recently been cleared with a scan tool.

P1000 Description

The On Board Diagnostic (OBD) monitors are performed during the OBD Drive Cycle. P1000 is stored in continuous memory if any of the OBD monitors do not carry out their full diagnostic check.