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Relays and Modules - Emission Control Systems > < Crankshaft Position System Variation Learn Procedure|Page 3689
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4. Perform VTD Password Learn Procedure. 
5. Perform CKP System Variation Learn Procedure. See: Crankshaft Position System Variation Learn Procedure
6. For a functional check perform the Powertrain On-Board Diagnostic (OBD) System Check. See: Computers and Control Systems/Testing and

Inspection

Relays and Modules - Emission Control Systems > < Crankshaft Position System Variation Learn Procedure|Page 3689