Hyundai Sonata: Evaporative Emission Control System / Canister Repair procedures

Hyundai Sonata LF 2014-2019 Service Manual / Emission Control System / Evaporative Emission Control System / Canister Repair procedures

Removal

1.	Turn the ignition switch OFF and disconnect the negative (-) battery cable.

2.	Remove the fuel tank. (Refer to Engine Control / Fuel System - " Fuel Tank")

3.	Disconnect the vent hose (A).

4.	Disconnect the vapor tube quick-connector (B,C).

5.	Remove installation bolts (A) and then remove the canister assembly.

Inspection

Check for the following items visually.

A.	Cracks or leakage of the canister

B.	Loose connection, distortion, or damage of the vapor hose/tube

A: Canister - Atmosphere

B: Canister - Fuel Tank

C: Canister - Intake Manifold

Installation

1.	Install in the reverse order of removal.

Repair procedures

Inspection [System Inspection] 1. Disconnect the vapor hose from the intake manifold and connect a vacuum pump to the nipple on the intake manifold. · At Cold Engine [Engine Coolant Temperatu ...

Fuel Filler Cap Description and Operation

Description A ratchet tightening device on the threaded fuel filler cap reduces the chances of incorrect installation, which would seal the fuel filler. After the gasket on the fuel filler cap ...

Other information:

Hyundai Sonata LF 2014-2019 Service Manual: Ambient Temperature Sensor (ATS) Specifications
Specification Temperature[°C(°F)]Resistance(k?) -40(-40)841.2~1019.3 -20(-4)263.8~306.50(32)92.4~102.810(50)57.0~62.220(68)36.2~38.840(104)15.3~16.750(122)10.3~11.460(140)7.1~8.080(176)3.5~4.0 ...

Hyundai Sonata LF 2014-2019 Service Manual: Fuel Pump Repair procedures
Inspection [Fuel sender] 1. Turn the ignition switch OFF, and then remove battery (-) cable. 2. Remove the fuel pump assembly. 3. Using an ohmmeter, measure the resistance between terminals 1 and 6 of sender connector (A) at each float level. Pin No.Description1Fuel sender ground 2 ...