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Home >> Kia >> 2021 >> K5 LX >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System Diagnosis - 1.6L (3 Of 7) >> DTC P0402-00: Exhaust Gas Recirculation Flow Excessive Detected >> Wiring Inspection >> Circuit Inspection

Circuit Inspection

G13808260Courtesy of KIA MOTORS AMERICA, INC.
Inspection Condition (+) Probe (-) Probe Specification
Connector Terminal Connector Terminal
  1. Ignition "OFF".
  2. Disconnect the electrical connector(s) from the concerned component.
EGR valve connector 3 (signal) ECM connector 77 (signal) Approx. below 1Ω
EGR valve connector 4 (ground) Chassis ground - Approx. below 1Ω
EGR valve connector 3 (signal) Chassis ground - ∞ (infinity)Ω
  1. Ignition "OFF".
  2. Disconnect the electrical connector(s) from the concerned component.
  3. Ignition "ON".
EGR valve connector 4 (ground) Chassis ground - Approx. 0V
EGR valve connector 3 (signal) Chassis ground - Approx. 0V
EGR valve connector 5 (power) Chassis ground - Approx. 5V
EGR valve connector 2 (-) Chassis ground - Approx. 0V
EGR valve connector 1 (+) Chassis ground - Approx. 1.8V

Good 

No Good