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Home >> Kia >> 2024 >> Telluride SX X-Line >> Repair and Diagnosis >> Engine Performance >> Testing & Diagnosis >> Engine Control System Diagnosis (03 Of 13) >> DTC P0128-00: Coolant Thermostat (Coolant Temperature Below Thermostat Regulating Temperature) >> Wiring Inspection >> Circuit Inspection

Circuit Inspection

G15722451Courtesy of KIA MOTORS AMERICA, INC.
Inspection Condition (+) Probe (-) Probe Specification
Connector Terminal Connector Terminal
  1. Disconnect the electrical connector(s) from the concerned component.
  2. Ignition "ON".
Thermostat connector 1 (power) Chassis ground - Approx. 5V
Thermostat connector 2 (control) Chassis ground - Approx. 2.5V

Good 

No Good