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Home >> Kia >> 2023 >> Sorento Plug-In Hybrid SX Prestige >> Repair and Diagnosis >> External Pages >> Different car >> Section 58 (Rear Corner Radar System Diagnosis (PHEV)) >> DTC C1669-87: 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.
G14967780Courtesy of KIA MOTORS AMERICA, INC.
G14967781Courtesy 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+
  1. Ignition "OFF".
  2. Disconnect the electrical connector(s) from the concerned component.
SRSCM connector 40 (ground) Chassis ground - Approx. below 1Ω
  1. Ignition "ON".
ICU connector 20 (C-CAN high) Chassis ground - Fig.1
ICU connector 19 (C-CAN low) Chassis ground -
  1. Ignition "ON".
ICU connector 31 (E-CAN high) Chassis ground - Fig.2
ICU connector 32 (E-CAN low) Chassis ground -
G14967782Courtesy of KIA MOTORS AMERICA, INC.
G14967783Courtesy of KIA MOTORS AMERICA, INC.

Good 

No Good 

CAN Communication Line Inspection
Inspection Condition (+) Probe (-) Probe Specification
Connector Terminal Connector Terminal
  1. Ignition "OFF" and disconnect the battery.
  2. Disconnect the electrical connector(s) from the concerned component.
RR_C_RDR (RH) connector 3 (E-CAN high) RR_C_RDR (RH) connector 2 (E-CAN low) Approx. 60Ω
ICU (component side) 31 (E-CAN high) ICU (component side) 32 (E-CAN low) Approx. 120Ω
RR_C_RDR (RH) connector 3 (E-CAN high) ICU connector 31 (E-CAN high) Approx. below 1Ω
RR_C_RDR (RH) connector 2 (E-CAN low) ICU connector 32 (E-CAN low) Approx. below 1Ω
ICU connector 20 (C-CAN high) SRSCM connector 27 (C-CAN high) Approx. below 1Ω
ICU connector 19 (C-CAN low) SRSCM connector 26 (C-CAN low) Approx. below 1Ω

Good 

No Good