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Circuit Inspection

WARNING: This page is about a different car, the 2021 Kia Seltos. However, it is still accessible from the selected car via links, so may be relevant.
G13484587Courtesy of KIA MOTORS AMERICA, INC.
G13484588Courtesy of KIA MOTORS AMERICA, INC.
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.
 HECU connector 1, 25 (Memory power) Chassis ground - B+
HECU connector 13, 38 (ground) Chassis ground - Approx. below 1Ω
  1. Ignition "OFF".
  2. Disconnect the electrical connector(s) from the concerned component.
  3. Ignition "ON".
 HECU connector 32 (ON/START Input) Chassis ground - B+
Module Circuit Inspection (with EPB)
Inspection Condition (+) Probe (-) Probe Specification
Connector Terminal Connector Terminal
  1. Ignition "OFF".
  2. Disconnect the electrical connector(s) from the concerned component.
 HECU connector 1, 30 (Memory power) Chassis ground - B+
HECU connector 14, 46 (ground) Chassis ground - Approx. below 1Ω
  1. Ignition "OFF".
  2. Disconnect the electrical connector(s) from the concerned component.
  3. Ignition "ON".
 HECU connector 37 (ON/START Input) Chassis ground - B+
CAN Communication circuit Inspection
Inspection Condition (+) Probe (-) Probe Specification
Connector Terminal Connector Terminal
  1. Ignition "ON".
 HECU connector (W/O EPB) 4 (C-CAN high) Chassis ground - Fig.1
HECU connector (W/O EPB) 5 (C-CAN low) Chassis ground -
HECU connector (With EPB) 19 (C-CAN high) Chassis ground - Fig.1
HECU connector (With EPB) 20 (C-CAN low) Chassis ground -
  1. Ignition "OFF".
  2. Disconnect the electrical connector(s) from the concerned component.
 HECU connector (W/O EPB) 4 (C-CAN high) ICU connector 11 (C-CAN high) Approx. below 1Ω
HECU connector (With EPB) 19 (C-CAN high)
HECU connector (W/O EPB) 5 (C-CAN low) ICU connector 10 (C-CAN low) Approx. below 1Ω
HECU connector (With EPB) 20 (C-CAN low)
  1. Ignition "OFF".
  2. Disconnect the battery (-) terminal.
  3. Disconnect the electrical connector(s) from the concerned component.
 HECU connector (W/O EPB) 4 (C-CAN high) Chassis ground - ∞ (infinity)Ω
HECU connector (W/O EPB) 5 (C-CAN low) Chassis ground - ∞ (infinity)Ω
HECU connector (With EPB) 19 (C-CAN high) Chassis ground - ∞ (infinity)Ω
HECU connector (With EPB) 20 (C-CAN low) Chassis ground - ∞ (infinity)Ω
HECU connector (W/O EPB) 4 (C-CAN high) HECU connector (W/O EPB) 5 (C-CAN low) Approx. 60Ω
HECU connector (With EPB) 19 (C-CAN high) HECU connector (With EPB) 20 (C-CAN low) Approx. 60Ω
G13484589Courtesy of KIA MOTORS AMERICA, INC.

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