Restraint
General InformationHyundai Elantra AD (2016-2020) Service Manual: Fuel Line Repair procedures
Removal
1.
Turn the ignition switch OFF, and then remove battery (-) cable.
2.
Release the residual pressure in fuel line.
(Refer to Fuel Delivery System - "Release Residual Pressure in Fuel Line")
3.
Disconnect the fuel feed quick-connector (A).
4.
Disconnect the vapor hose (A) wh ...
Hyundai Elantra AD (2016-2020) Service Manual: Description and Operation
OBD-II review
1. Overview
The California Air Resources Board (CARB) began regulation of
On Board Diagnostics (OBD) for vehicles sold in California beginning
with the 1988 model year. The first phase, OBD-I, required monitoring of
the fuel metering system, Exhaust Gas Recirculation (EGR) sy ...