Hyundai Elantra: Fuel Delivery System / Filler-Neck Assembly Repair procedures

Hyundai Elantra AD (2016-2020) Service Manual / Engine Control/Fuel System / Fuel Delivery System / Filler-Neck Assembly Repair procedures

Removal

1.	Remove the rear-LH wheel, tire, and the inner wheel house.

2.	Disconnect the fuel filter hose (A) and the ventilation hose (B).

3.	Open the fuel filler door and unfasten the filler-neck assembly mounting screw (A).

4.	Remove the filler-neck assembly from the vehicle after removing the bracket mounting bolts (A).

Installation

Installation is reverse of removal.

Filler-neck assembly bracket installation bolt :

7.8 ~ 11.8 N.m (0.8 ~ 1.2 kgf.m, 5.8 ~ 8.7 lb-ft)

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 ...

Accelerator Pedal Repair procedures

Removal 1. Turn the ignition switch OFF and disconnect the negative (-) battery cable. 2. Disconnect the accelerator position sensor connector (A). 3. Remove the installation nuts (A) and ...

Other information:

Hyundai Elantra AD (2016-2020) Service Manual: Specifications
Specification ItemSpecificationUltrasonic sensorVoltage ratingDC 12VDetecting rangeF PAS : 100 / 60 /30cmR PAS : 120 / 60 /30cmOperation voltageDC 9 ~ 16VOperation currentMAX 350mAOperation temperature-30°C ~ +80°C (-22°C ~ +176°C)Operation frequency48 ± 5KHzNumber of sensors8EA ...

Hyundai Elantra AD (2016-2020) Service Manual: In-car Sensor Repair procedures
Diagnosis With GDS 1. The heating, ventilation and air conditioning can be quickly diagnosed failed parts with vehicle diagnostic system (GDS). ? The diagnostic system (GDS) provides the following information. (1) Self diagnosis : Checking the failure code (DTC) and display. (2) Current dat ...