| Circuit Diagram |

ETC (Electronic Throttle Control) System Specifications
ETC (Electronic Throttle Control) System Repair proceduresHyundai Elantra AD (2016-2020) Service Manual: Smart Cruise Control Unit Specifications
Specification
ItemSpecificationPower supply(V)12Operation voltage (V)9 ~ 16
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Hyundai Elantra AD (2016-2020) Service Manual: Heated Oxygen Sensor (HO2S) Description and Operation
Description
Heated Oxygen Sensor (HO2S) consists of zirconium and alumina
and is installed both upstream and downstream of the Catalytic
Converter. It varies in accordance with the air/fuel ratio.
The sensor must be hot in order to operate normally. To keep
it hot, the sensor has a heater ...