If the Engine Doesn't Turn Over or Turns Over Slowly
Do not push or pull the vehicle to start it. This could cause damage to your vehicle. See instructions for "Jump Starting" provided in this chapter.
CAUTION
Push or pull starting the vehicle may cause the catalytic converter to overload which can lead to damage to the emission control system.
If the Engine Turns Over Normally but Doesn't Start
Check the fuel level and add fuel if necessary.
If the engine still does not start, have your vehicle checked by an authorized HYUNDAI dealer.
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 ...
Hyundai Elantra AD (2016-2020) Service Manual: External AMP Components and Components Location
Components
NoConnector ANoConnector B1BATT (+)1Subwoofer 2 (+)2BATT (+)2Subwoofer 1 (+)3BATT (+)3Front door tweeter speaker - RH (+)4BATT (+)4Front door tweeter speaker - LH (+)5-5-6Multimedia CAN (High)6-7Multimedia CAN (Low)7-8ACC8-9Navigation voice (+)9-10-10-11-11-12-12Rear door speaker - R ...