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Home >> Kia >> 2025 >> Seltos X-Line >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System Diagnosis - 2.0L (5 Of 5) >> DTC U012A-00: Lost Communication With ICSC Module >> Wiring Inspection >> Module Circuit Inspection
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Module Circuit Inspection

Inspection Condition (+) Probe (-) Probe Reference
Connector Terminal Connector Terminal
  1. Disconnect the electrical connector(s) from the concerned component.
  2. Ignition "ON".
 HECU connector (W/O EPB) 1, 25 (Memory power) Chassis ground - B+
HECU connector (W/O EPB) 32 (ON/START Input) Chassis ground - B+
  1. Ignition "OFF".
  2. Disconnect the electrical connector(s) from the concerned component.
 HECU connector (W/O EPB) 13, 38 (ground) Chassis ground - Approx. below 1Ω
  1. Disconnect the electrical connector(s) from the concerned component.
  2. Ignition "ON".
 HECU connector (With EPB) 1, 30 (Memory power) Chassis ground - B+
HECU connector (With EPB) 37 (ON/START Input) Chassis ground - B+
  1. Ignition "OFF".
  2. Disconnect the electrical connector(s) from the concerned component.
 HECU connector (With EPB) 14, 46 (ground) Chassis ground - Approx. below 1Ω

Good 

No Good 

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