Hyundai Elantra AD (2016-2020) Service Manual: On-board Refueling Vapor Recovery (ORVR) valve Repair procedures
Removal
1.
Turn the ignition switch OFF, and then remove battery (-) cable.
2.
Remove the fuel pump.
(Refer to Fuel System - "Fuel Pump")
3.
Remove the ORVR (A) after releasing hooks (B).
Installation
1.
Installation is the reverse of removal. ...
Hyundai Elantra AD (2016-2020) Service Manual: Output Speed Sensor Repair procedures
Inspection
1.
Using the GDS, check the input/output speed sensor waveforms.
A.
Turn OFF the ignition switch.
B.
Connect the GDS to the Data Link Connector(DLC) on the lower crash pad.
C.
Ignition "ON" & Engine "ON".
D.
Check the input/output speed sensor waveforms at high spe ...