LEMON Manuals: Even more car manuals for everyone
Home >> Kia >> 2022 >> Niro EV EX >> Repair and Diagnosis >> External Pages >> Different car >> Section 110 (Vehicle Control System Diagnosis) >> DTC U0129: Lost Communication With Brake System Control Module >> Wiring Inspection >> Circuit Inspection

Circuit Inspection

WARNING: This page is about a different car, the 2020 Kia Niro EV. However, it is still accessible from the selected car via links, so may be relevant.
G13387151Courtesy of KIA MOTORS AMERICA, INC.
G13387152Courtesy of KIA MOTORS AMERICA, INC.
Inspection Condition (+) Probe (-) Probe Specification
Connector Terminal Connector Terminal
  1. Ignition "ON".
IEB 4 (P-CAN high) Chassis ground - Fig.1
IEB 5 (P-CAN low) Chassis ground -
  1. Ignition "OFF".
  2. Disconnect the battery (-) cable.
  3. Disconnect the electrical connector(s) from the component.
IEB 4 (P-CAN high) Chassis ground - ∞ (infinity)Ω
IEB 5 (P-CAN low) Chassis ground - ∞ (infinity)Ω
EPCU 9 (P-CAN1 high) IEB 4 (P-CAN high) Approx. below 1Ω
EPCU 10 (P-CAN 1 low) IEB 5 (P-CAN low) Approx. below 1Ω
EPCU 28 (P-CAN2 high) IEB 4 (P-CAN high) Approx. below 1Ω
EPCU 29 (P-CAN2 low) IEB 5 (P-CAN low) Approx. below 1Ω
G13387153Courtesy of KIA MOTORS AMERICA, INC.

Good 

No Good