Hyundai Ioniq (AE): Engine Electrical System / Ignition System
Trouble ShootingIgnition System Symptom Suspect area Remedy Vehicle indicates Ready in dash, but engine will not run when requested by the HPCU (HEV module).
DescriptionIgnition timing is controlled by the electronic control ignition timing system. The standard reference ignition timing data for the engine operating conditions are preprogrammed in the memory of the ECM (Engine Control Module).
Other information:
Hyundai Ioniq (AE) 2017-2022 Service & Repair Manual: emperature Control Actuator. Repair procedures
Inspection1.Turn the ignition switch OFF.2.Disconnect the temperature control actuator connector.3.Verify that the temperature control actuator operates to the cool position when connecting 12V to terminal 3 and grounding terminal 7.Verify that the temperature control actuator operates to the warm position when connected in reverse.
Hyundai Ioniq (AE) 2017-2022 Service & Repair Manual: Mode Control Actuator. Description and operation
DescriptionThe mode control actuator is located at the heater unit.It adjusts the position of the mode door by operating the mode control actuator based on the signal of the A/C control unit. Pressing the mode select switch makes the mode control actuator shift in order of Vent → Bi-Level → Floor → Mix.
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