A4 Verify Concern Is Resolved

- Reassemble all components.

- Clear all diagnostic trouble codes with the Rotunda New Generation Star (NGS) Tester 007-00500.

- Pull diagnostic trouble codes with the Rotunda New Generation Star (NGS) Tester 007-00500.

- Is Code C1220 still present?

YES -- Intermittent condition may also be present. Go to A1 to address the possibility of a second concern.

NO -- Stop. Concern is repaired.