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Home >> Kia >> 2024 >> Telluride SX X-Line >> Repair and Diagnosis >> Engine Performance >> Testing & Diagnosis >> Engine Control System Diagnosis (13 Of 13) >> DTC U042B-00: CAN Communication Failure With Hill Assist Module >> Wiring Inspection >> Circuit Inspection >> Circuit Inspection (W/O EPB)

Circuit Inspection (W/O EPB)

Inspection Condition (+) Probe (-) Probe Specification
Connector Terminal Connector Terminal
  1. Disconnect the electrical connector(s) from the concerned component.
  2. Ignition "ON".
 HECU connector 1, 25, 32 (power) Chassis ground - B+
HECU connector 13, 38 (ground) Chassis ground - Approx. below 1Ω
  1. Ignition "ON".
 HECU connector 8 (P-CAN high) HECU connector 7 (P-CAN low) Fig.1
  1. Ignition "OFF".
  2. Disconnect battery (-) cable.
  3. Disconnect the electrical connector(s) from the concerned component.
 HECU connector 8 (P-CAN high) ECM connector 77 (P-CAN high) Approx. below 1Ω
HECU connector 7 (P-CAN low) ECM connector 60 (P-CAN low) Approx. below 1Ω
HECU connector 8 (P-CAN high) HECU connector 7 (P-CAN low) Approx. 60Ω
ICU (component side) 22 (P-CAN high) ICU (component side) 23 (P-CAN low) Approx. 120Ω
ECM (component side) 77 (P-CAN high) ECM (component side) 60 (P-CAN low) Approx. 120Ω
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