P1000 – OBD System Readiness Test Not Complete (Ford)

Description

P1000 Ford indicates that the OBD readiness tests have not completed after a drive cycle. This code commonly appears after battery disconnection or code clearing.

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Symptoms

No noticeable symptoms
Readiness monitors incomplete
Possible inspection failure

Causes

Battery disconnected
Codes recently cleared
Short driving distances

Diagnosis

Check readiness monitor status
Verify no active DTCs
Review Ford drive cycle requirements

Repair

Perform full drive cycle
Avoid clearing codes unnecessarily
Ensure monitors complete