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Home >> Kia >> 2023 >> Sorento Plug-In Hybrid SX Prestige >> Repair and Diagnosis >> Hybrid/Electric Powertrain >> Testing and Diagnosis >> On Board Charger Diagnosis (PHEV) (2 Of 2) >> DTC P1E20-92: Battery Charger Ignition 3 Relay Control Circuit >> Wiring Inspection >> Circuit Inspection

Circuit Inspection

G14962936Courtesy of KIA MOTORS AMERICA, INC.
Inspection Condition (+) Probe (-) Probe Specification
Connector Terminal Connector Terminal
  1. Ignition "OFF".
  2. Disconnect the ICM relay box connector.
  3. Ignition "ON".
ICM relay box connector 8 (IG3 relay Input) Chassis ground - B+
ICM relay box connector 20 (IG3 relay
control)
Chassis ground - B+
  1. Ignition "OFF".
  2. Disconnect main battery safety plug, and wait for 5 minutes.
  3. Check high voltage terminal is lower than 30V.
  4. Disconnect the OBC connector and ICM relay box connector.
ICM relay box connector 7 (IG3 relay control) ICU connector 12 (IG3 relay control) Approx. below 1Ω
ICM relay box connector 22 (IG3 relay
power)
OBC connector 2 (IG3 Input) Approx. below 1Ω

Good 

No Good 

CAUTION: ■ In case of replaced or repaired OBC, Replenish the cooling water and the electric water pump (EWP) is driven by KDS to circulate the cooling water.