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Home >> Hyundai >> 2018 >> Kona Limited, FWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 102 (Engine Control System Diagnosis - 1.6L (6 Of 6)) >> DTC U0109-00: Lost Communication With Fuel Pump Control Module >> Wiring Inspection >> Circuit Inspection

Circuit Inspection

WARNING: This page is about a different car, the 2021 Kia Seltos. However, it is still accessible from the selected car via links, so may be relevant.
G13485533Courtesy of KIA MOTORS AMERICA, INC.
G13485534Courtesy of KIA MOTORS AMERICA, INC.
CAN COMMUNICATION LINE INSPECTION CONDITION

Inspection Condition (+) Probe (-) Probe Reference
Connector Terminal Connector Terminal
  1. Ignition "OFF".
  2. Disconnect battery (-) cable
  3. Disconnect the electrical connector(s) from the concerned component.
FPCM connector 9 (P-CAN high) FPCM connector 5 (P-CAN low) Approx. 60Ω
  1. Ignition "OFF".
  2. Disconnect the electrical connector(s) from the concerned component.
  3. Ignition "ON".
FPCM connector 10 (B+) Chassis ground - Approx. 11.2V
  1. Ignition "OFF".
  2. Disconnect battery (-) cable.
  3. Disconnect the electrical connector(s) from the concerned component.
FPCM connector 4 (Ground) Chassis ground - Approx. below 1Ω
  1. Ignition "ON".
FPCM connector 9 (P-CAN high) Chassis ground - Fig.1
FPCM connector 5 (P-CAN low) Chassis ground -
G13485535Courtesy of KIA MOTORS AMERICA, INC.

Good 

No Good