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Home >> Kia >> 2023 >> Sorento Plug-In Hybrid SX Prestige >> Repair and Diagnosis >> External Pages >> Different car >> Section 47 (Integrated Central Control Unit Diagnosis (PHEV) (1 Of 2)) >> DTC B1644-00: CAN Time-Out ACU >> 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.
G14967509Courtesy of KIA MOTORS AMERICA, INC.
Inspection Condition (+) Probe (-) Probe Specification
Connector Terminal Connector Terminal
  1. Ignition "OFF".
  2. Disconnect the electrical connector(s) from the concerned component.
  3. Ignition "ON".
SRSCM connector 10, 28 (power) Chassis ground - B+
SRSCM connector 28 (ON/START Input) Chassis ground - B+
  1. Ignition "OFF".
  2. Disconnect auxiliary battery (-) cable.
  3. Disconnect the electrical connector(s) from the concerned component.
SRSCM connector 40 (ground) Chassis ground - Approx. below 1Ω
SRSCM connector 27 (C-CAN high) ICU connector 20 (C-CAN high) Approx. below 1Ω
SRSCM connector 26 (C-CAN low) ICU connector 19 (C-CAN low) Approx. below 1Ω
SRSCM connector 27 (C-CAN high) Chassis ground - ∞ (infinity)Ω
SRSCM connector 26 (C-CAN low) Chassis ground - ∞ (infinity)Ω
SRSCM connector 27 (C-CAN high) SRSCM connector 26 (C-CAN low) Approx. 120Ω
SRSCM (component side) 27 (C-CAN high) SRSCM (component side) 26 (C-CAN low) Approx. 120Ω
ICU (component side) 20 (C-CAN high) ICU (component side) 19 (C-CAN low) Approx. 120Ω
  1. Ignition "ON".
SRSCM connector 27 (C-CAN high) Chassis ground - Fig.1
SRSCM connector 26 (C-CAN low) Chassis ground -
G14967510Courtesy of KIA MOTORS AMERICA, INC.

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