P1000Low SeverityEngine

Ford: OBD Systems Readiness Test Not Complete

What This Means

The Ford OBD-II system has not completed all required self-tests (readiness monitors). This typically occurs after a battery disconnect or PCM reset.

Common Symptoms

Check engine light on
Performance concern
Emissions issue
Driveability change

Common Causes

Ford-specific component failure
Wiring damage
Sensor malfunction
PCM calibration issue
Connector corrosion

Estimated Repair Cost

$0 – $100

Parts and labor (varies by vehicle and location)

Difficulty:Easy

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For informational purposes only. Diagnostic trouble codes are starting points for diagnosis, not definitive answers. Always consult a certified mechanic for proper diagnosis and repair. Estimated costs vary by vehicle, location, and shop rates.