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Home >> Kia >> 2023 >> Sorento Plug-In Hybrid SX Prestige >> Repair and Diagnosis >> External Pages >> Different car >> Section 45 (HEV Motor Control System Diagnosis (PHEV) (2 Of 2)) >> DTC U1116-00: Lost Communication With Motor Electronics Coolant Pump >> Wiring Inspection >> Circuit Inspection

Circuit Inspection

WARNING: This page is about a different car, the 2024 Kia Sorento. However, it is still accessible from the selected car via links, so may be relevant.
G14962578Courtesy of KIA MOTORS AMERICA, INC.
Inspection Condition (+) Probe (-) Probe Specification
Connector Terminal Connector Terminal
  1. Ignition "ON".
  2. Connect the VMI to KDS.
EWP connector 2 (LIN) Chassis ground - Fig.1
  1. Disconnect the electrical connector(s) from the concerned component.
  2. Ignition "ON".
EWP connector 4 (ON/START Input) Chassis ground - B+
  1. Ignition "OFF".
  2. Disconnect auxiliary battery (-) cable.
  3. Disconnect the electrical connector(s) from the concerned component.
EWP connector 3 (ground) Chassis ground - Approx. below 1Ω
EWP connector 2 (LIN) Chassis ground 67 (LIN) Approx. below 1Ω
G14962727Courtesy of KIA MOTORS AMERICA, INC.

Good 

No Good 

CAUTION: Perform "Motor/HSG Resolver Calibration" with KDS in Case HPCU or motor is replaced or repaired, and then operate Electric Water Pump (EWP) to recirculate and refill coolant.