Hyundai Venue (QX): Engine Control System / Heated Oxygen Sensor (HO2S)
Inspection 1. Turn the ignition switch OFF. 2. Disconnect the knock sensor connector. 3.
Description Heated Oxygen Sensor (HO2S) consists of zirconium and alumina and is installed on upstream and downstream of the Warm up Catalytic Converter (WCC).
Other information:
Hyundai Venue (QX) (2020-2025) Service Manual: Heater Unit. Repair procedures
Replacement 1. Disconnect the negative (-) battery terminal. 2. Recover the refrigerant with a recovery / recycling / charging station. 3. When the engine is cool, drain the engine coolant from the radiator.
Hyundai Venue (QX) (2020-2025) Service Manual: PTC Heater. Description and operation
Description The PTC (Positive Temperature Coefficient) heater is installed at the exit or the backside of heater core. The PTC heater is an electric heater using a PTC element as an auxiliary heating device that supplements deficiency of interior heat source in highly effective diesel engine.
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