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Home >> Kia >> 2023 >> Sorento X-Line EX >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 21 (Engine Control System Diagnosis - 2.5L (VIN C) (13 Of 14) (Except HEV)) >> DTC U0131-00: Lost Communication With Power Steering Control Module 'A' >> Wiring Inspection >> Circuit Inspection

Circuit Inspection

WARNING: This page is about a different variant/trim than selected.
G13682424Courtesy of KIA MOTORS AMERICA, INC.
G13682425Courtesy of KIA MOTORS AMERICA, INC.
CAN Communication Line Inspection
Inspection Condition (+) Probe (-) Probe Reference
Connector Terminal Connector Terminal
  1. Ignition "ON".
MDPS connector 7 (C-CAN high) Chassis ground - Fig.1
MDPS connector 8 (C-CAN low) Chassis ground -
PCM connector 6 (P-CAN high) Chassis ground - Fig.2
PCM connector 7 (P-CAN low) Chassis ground -
  1. Ignition "OFF".
  2. Disconnect the electrical connector(s) from the concerned component.
MDPS connector 7 (C-CAN high) MDPS connector 8 (C-CAN low) Approx. 60Ω
ICU (component side) 20 (C-CAN high) ICU (component side) 19 (C-CAN low) Approx. 120Ω
SRSCM (component side) 27 (C-CAN high) SRSCM (component side) 26 (C-CAN low) Approx. 120Ω
ICU (component side) 17 (P-CAN low) ICU (component side) 18 (P-CAN low) Approx. 120Ω
PCM (component side) 6 (P-CAN high) PCM (component side) 7 (P-CAN low) Approx. 120Ω
MDPS connector 7 (C-CAN high) ICU connector 20 (C-CAN high) Approx. below Ω
MDPS connector 8 (C-CAN low) ICU connector 19 (C-CAN low) Approx. below Ω
ICU connector 17 (P-CAN high) PCM connector 6 (P-CAN high) Approx. below Ω
ICU connector 18 (P-CAN low) PCM connector 7 (P-CAN low) Approx. below Ω
  1. Ignition "OFF".
  2. Disconnect the battery (-) terminal.
  3. Disconnect the electrical connector(s) of all concerned components to the related CAN system.
MDPS connector 7 (C-CAN high) Chassis ground - ∞ (infinity)Ω
MDPS connector 8 (C-CAN low) Chassis ground - ∞ (infinity)Ω
G13682426Courtesy of KIA MOTORS AMERICA, INC.
G13682427Courtesy of KIA MOTORS AMERICA, INC.

Good 

No Good 

Module Circuit Inspection
Inspection Condition (+) Probe (-) Probe Reference
Connector Terminal Connector Terminal
  1. Ignition "OFF".
  2. Disconnect the electrical connector(s) from the concerned component.
  3. Ignition "ON".
MDPS connector 1 (memory power) Chassis ground - B+
MDPS connector 1 (ON/START input) Chassis ground - B+
  1. Ignition "OFF".
  2. Disconnect the electrical connector(s) from the concerned component.
MDPS connector 2 (ground) Chassis ground - Approx. below 1Ω

Good 

No Good