SpecificationsHyundai Elantra AD (2016-2020) Service Manual: Vacuum Pump Repair procedures
Removal
1.
Remove the cylinder head cover.
(Refer to Cylinder Head Assembly - "Cylinder Head Cover")
2.
Remove the timing chain.
(Refer to Timing System - "Timing Chain")
3.
Remove the vacuum pump (A).
•
Do not disassemble the vacuum pump.
4.
To ins ...
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 ...