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Relay Box (Engine Compartment) Repair procedures
Relay Box (Passenger Compartment) Description and OperationHyundai Elantra AD (2016-2020) Service Manual: Description and Operation
Description
The Evaporative Emission Control System prevents fuel vapor
stored in fuel tank from vaporizing into the atmosphere. When the fuel
evaporates in the fuel tank, the vapor passes through vent hoses or
tubes to a canister filled with charcoal.
The canister temporarily holds the v ...
Hyundai Elantra AD (2016-2020) Owners Manual: Forward Collision Avoidance Assist Warning Light, Lane Keeping Assist (LKA)
System Indicator Light
Forward Collision Avoidance Assist Warning Light (if equipped)
This warning light illuminates :
When you set the ignition switch or Engine Start/Stop button to the ON position.
- It illuminates for approximately 3 seconds and then goes off.
When there is a malfunction with FCA. In this ca ...