Hyundai Sonata LF 2014-2019 Owners Manual: Headlamp delay function
If the key is removed from the ignition switch or placed in the ACC position
or the LOCK/OFF position with the headlamps ON, the headlamps (and/or parking lamps)
remain on for about 5 minutes. However, if the driver’s door is opened and closed,
the headlights are turned off after 15 seconds. Ho ...
Hyundai Sonata LF 2014-2019 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 ...