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Home >> Hyundai >> 2017 >> Sonata Base >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 48 (Engine Control System Diagnosis - 2.0L (3 Of 3) (Except HEV)) >> DTC P1230: Low Pressure Fuel Pump Malfunction >> Wiring Inspection >> Power Circuit Inspection

Power Circuit Inspection

WARNING: This page is about a different variant/trim than selected.
  1. Start engine.
  2. Measure the voltage between power terminal of fuel control module harness connector and chassis ground.

    Specification:  Voltage is higher than 10 V

  3. Is the measured voltage within specification?

    YES 

    NO