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Home >> Kia >> 2023 >> Sorento Plug-In Hybrid SX Prestige >> Repair and Diagnosis >> Hybrid/Electric Powertrain >> Testing and Diagnosis >> HEV Battery System Diagnosis (PHEV) (2 Of 2) >> DTC U0594-00: Invalid Data Received From Hybrid/EV Powertrain Control Module >> Wiring Inspection >> Circuit Inspection

Circuit Inspection

G14969083Courtesy of KIA MOTORS AMERICA, INC.
Inspection Condition (+) Probe (-) Probe Specification
Connector Terminal Connector Terminal
  1. Ignition "ON".
 HPCU connector 90 (G-CAN high) Chassis ground - Fig.1
HPCU connector 91 (G-CAN low) Chassis ground -
  1. Ignition "OFF".
  2. Disconnect the auxiliary battery (-) connector.
  3. Disconnect the electrical connector(s) from the concerned component.
 BMU connector 11 (G-CAN high) HPCU connector 90 (G-CAN high) Approx. below 1Ω
BMU connector 10 (G-CAN low) HPCU connector 91 (G-CAN low) Approx. below 1Ω
BMU (component side) 11 (G-CAN high) BMU (component side) 10 (G-CAN low) Approx. 120Ω
ICU (component side) 29 (G-CAN high) ICU (component side) 30 (G-CAN low) Approx. 120Ω
  1. Ignition "OFF".
  2. Disconnect the auxiliary battery (-) cable.
  3. Disconnect the electrical connector(s) of all concerned component to the related CAN system.
 BMU connector 11 (G-CAN high) Chassis ground - ∞ (infinity)Ω
BMU connector 10 (G-CAN low) Chassis ground -
G14969084Courtesy of KIA MOTORS AMERICA, INC.

Good 

No Good 

Module Circuit Inspection
Inspection Condition (+) Probe (-) Probe Specification
Connector Terminal Connector Terminal
  1. Ignition "OFF".
  2. Disconnect the electrical connector(s) from the concerned component.
 HPCU connector 4, 5, 6 (Memory power) Chassis ground - B+
  1. Ignition "OFF".
  2. Disconnect the auxiliary battery (-) connector.
  3. Disconnect the electrical connector(s) from the concerned component.
 HPCU connector 1, 2, 3 (ground) Chassis ground - Approx. below 1Ω
  1. Disconnect the electrical connector(s) from the concerned component.
  2. Ignition "ON".
 HPCU connector 46 (ON/START Input) Chassis ground - B+
HPCU connector 73 (IG3 Input) Chassis ground - B+

Good 

No Good 

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