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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 B1640-00: CAN Time-Out MFSW >> 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.
G14967505Courtesy 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".
 MFSW connector 12, 16 (power) Chassis ground - B+
  1. Ignition "OFF".
  2. Disconnect auxiliary battery (-) cable.
  3. Disconnect the electrical connector(s) from the concerned component.
 MFSW connector 5 (ground) Chassis ground - Approx. below 1Ω
MFSW connector 14 (B-CAN high) MFSW connector 15 (B-CAN low) Approx. 60Ω
MFSW connector 14 (B-CAN high) Chassis ground - ∞ (infinity)Ω
MFSW connector 15 (B-CAN low) Chassis ground - ∞ (infinity)Ω
MFSW connector 14 (B-CAN high) ICU connector 7 (B-CAN high) Approx. below 1Ω
MFSW connector 15 (B-CAN low) ICU connector 23 (B-CAN low) Approx. 60Ω
  1. Ignition "ON".
 MFSW connector 14 (B-CAN high) Chassis ground - Fig.1
MFSW connector 15 (B-CAN low) Chassis ground -
G14967506Courtesy of KIA MOTORS AMERICA, INC.

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