Hyundai Sonata: Advanced Smart Cruise Control System / Advanced Smart Cruise Control (ASCC) ECU Repair procedures

Hyundai Sonata LF 2014-2019 Service Manual / Engine Electrical System / Advanced Smart Cruise Control System / Advanced Smart Cruise Control (ASCC) ECU Repair procedures

Removal

1.	Turn the ignition switch OFF and disconnect the battery negative (-) terminal.

2.	Disconnect the ASCC ECU connector (A).

3.	Remove the ASCC ECU (C) after remove the installation nut (B).

Installation

1.	Install in the reverse order of removal.

Adjustment

AEB Variant Coding Procedure

As the advanced smart cruise control ECU is integrated with the AEB unit, perform "AEB variant coding procedure" when replacing the advanced smart cruise control ECU.

(Refer to Brake System - "Autonomous Emergency Brake (AEB) System".)

Advanced Smart Cruise Control (ASCC) ECU Schematic Diagrams

Circuit Diagram Terminal Function No. Description 1L-CAN [Low] 2L-CAN [High] 20IGN1 21Ground 22C-CAN [High] 23C-CAN [Low] ...

Emission Control System

...

Other information:

Hyundai Sonata LF 2014-2019 Service Manual: Components and Components Location
Component Location 1. Horn switch2. Horn relay (Built - in Metal Core Block PCB)3. Horn (Low pitch)4. Horn (High pitch)5. Clock spring ...

Hyundai Sonata LF 2014-2019 Service Manual: Relay Box (Engine Compartment) Repair procedures
Inspection 1. Disconnect the negative (-) battery terminal. 2. Pull out the relay from the engine compartment relay block. Power Relay (Type A) Check for continuity between the terminals. 1) Start relay 2) Deicer relay 3) Head lamp (high) relay 4) Blower relay 5) Powe ...