DTC P1220: Fuel Pump Control Module (FPCM): Notes
NOTE:
Using the following diagnostic procedure assumes the presence of a current (hard) DTC or the ability to duplicate the setting of the DTC using described procedures (see DTC CONFIRMATION), conducting a test drive under conditions stored in freeze frame data or intermittent recreation procedures. See TESTING PROCEDURE under SELF-DIAGNOSTIC SYSTEM in TESTS W/CODES - INTRODUCTION
article. If DTC cannot be duplicated, proceed to TESTS W/O CODES
article for diagnosis by symptom.