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Home >> Kia >> 2021 >> Niro Plug-In Hybrid EX >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System Diagnosis (PHEV) (6 Of 6) >> DTC U0110-00: Lost Communication With Drive Motor Control Module >> Wiring Inspection >> Circuit Inspection

Circuit Inspection

G13355503Courtesy of KIA MOTORS AMERICA, INC.
G13355504Courtesy of KIA MOTORS AMERICA, INC.
G13355505Courtesy of KIA MOTORS AMERICA, INC.
Inspection Condition (+) Probe (-) Probe Specification
Connector Terminal Connector Terminal
  1. Ignition "OFF".
  2. Disconnect the auxiliary battery (-) terminal.
  3. Disconnect the electrical connector(s) from the concerned component.
HPCU connector 78 (P-CAN high) HPCU connector 79 (P-CAN low) Approx. 60Ω
HPCU connector 52 (P-CAN2 high) HPCU connector 53 (P-CAN2 low) Approx. 60Ω
  1. Ignition "OFF".
  2. Disconnect the electrical connector(s) from the concerned component.
  3. Ignition "ON".
HPCU connector 34 (ON/START Input) Chassis ground - B+
HPCU connector 73 (IG3 Input) Chassis ground - B+
HPCU connector 4, 5, 6 (Memory power) Chassis ground - B+
HPCU connector 1, 2, 3 (ground) Chassis ground - Approx. 0V
HPCU connector 78 (P-CAN high) Chassis ground - Fig.1
HPCU connector 79 (P-CAN low) Chassis ground -
G13355506Courtesy of KIA MOTORS AMERICA, INC.

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