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Home >> Fiat >> 2021 >> 500X Pop >> Repair and Diagnosis >> Engine Performance >> System >> 1.3L - DTCS P0607 To P1045 >> DTC Troubleshooting >> P064A-Fuel Pump Control Module 1 >> Diagnostic Test
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Diagnostic Test

  1. CHECK FOR AN ACTIVE DTC 
    1. Turn the ignition on, engine not running.
    2. With the scan tool, read DTCs and record on the repair order.

      Is the DTC active or pending?

      Yes 

      • Go To  2

      No 

  2. CHECK THE (N13) FPCM PUMP CONTROL CIRCUIT FOR A SHORT TO GROUND 
    1. Turn the ignition off.
    2. Disconnect the FPCM harness connector.
    3. Check for continuity between ground and the (N13) FPCM Pump Control circuit at the FPCM harness connector.

      Is there continuity between ground and the (N13) FPCM Pump Control circuit?

      Yes 

      • Repair the (N13) FPCM Pump Control circuit for a short to ground.
      • Perform the POWERTRAIN VERIFICATION TEST. Refer to POWERTRAIN VERIFICATION TEST .

      No 

      • Replace the Fuel Pump Assembly in accordance with the Service Information.
      • Perform the POWERTRAIN VERIFICATION TEST. Refer to POWERTRAIN VERIFICATION TEST .