LEMON Manuals: Even more car manuals for everyone
Home >> Kia >> 2020 >> Soul GT Line Turbo >> Repair and Diagnosis >> External Pages >> Different car >> Section 68 (Engine Control System Diagnosis - 2.0L (6 Of 6)) >> DTC U0101-00: Lost Communication With TCM >> Wiring Inspection >> Circuit Inspection

Circuit Inspection

WARNING: This page is about a different car, the 2021 Kia Soul. However, it is still accessible from the selected car via links, so may be relevant.
G13292425Courtesy of KIA MOTORS AMERICA, INC.
G13292426Courtesy of KIA MOTORS AMERICA, INC.
PCM/TCM INSPECTION SPECIFICATION

Inspection Condition (+) Probe (-) Probe Specification
Connector Terminal Connector Terminal
  1. Ignition "OFF".
  2. Disconnect PCM connector.
PCM connector 64, 75, 85 (memory power) Chassis ground - Battery voltage
  1. Ignition "OFF".
  2. Disconnect PCM connector.
PCM connector 1, 2, 4 (ground) Chassis ground - Approx. below 1Ω
CAN COMMUNICATION LINE INSPECTION SPECIFICATION

Inspection Condition (+) Probe (-) Probe Specification
Connector Terminal Connector Terminal
  1. Ignition "ON".
PCM connector 77 (P-CAN high) Chassis ground - Fig.1
PCM connector 60 (P-CAN low) Chassis ground -
  1. Ignition "OFF".
  2. Disconnect PCM connector.
PCM connector 77 (P-CAN high) PCM connector 60 (P-CAN low) Approx. 120Ω
PCM connector 77 (P-CAN high) Chassis ground - ∞ (infinity)Ω
PCM connector 60 (P-CAN low) Chassis ground - ∞ (infinity)Ω
  1. Ignition "OFF".
  2. Disconnect PCM connector.
  3. Ignition "ON".
PCM connector 77 (P-CAN high) Chassis ground - 0V
PCM connector 60 (P-CAN low) Chassis ground - 0V
  1. Ignition "OFF".
  2. Disconnect PCM and ICU connector.
PCM connector 77 (P-CAN high) ICU connector 12 (P-CAN high) Approx. below 1Ω
PCM connector 60 (P-CAN low) ICU connector 11 (P-CAN low) Approx. below 1Ω
PCM connector (component side) 77 (P-CAN high) PCM connector (component side) 60 (P-CAN low) Approx. 120Ω
ICU (component side) 12 (P-CAN high) ICU (component side) 11 (P-CAN low) Approx. 120Ω
G13292427Courtesy of KIA MOTORS AMERICA, INC.

Good 

No Good