TroubleshootingHyundai Tucson (NX4) 2022-2026 Service Manual: Description and Operation
- Description
Idle Stop & Go (ISG) system switches off the ignition when vehicle
is stopped, and then restarts the ignition and starts the vehicle when
accelerator is pushed. It temporarily stops the engine while waiting for
signal or idling to improve fuel efficiency and reduce exhaust ...
Hyundai Tucson (NX4) 2022-2026 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) ...