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
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Other information:

Hyundai Sonata LF 2014-2019 Service Manual: CVVT Oil Control Valve (OCV) Repair procedures
Inspection 1. Turn the ignition switch OFF. 2. Disconnect the OCV connector. 3. Measure resistance between the OCV terminals 1 and 2. 4. Check that the resistance is within the specification. Specification: Refer to “Specification” Removal 1. Turn the ignition switch ...

Hyundai Sonata LF 2014-2019 Service Manual: EPB Switch Repair procedures
Removal 1. Turn ignition OFF and disconnect the negative (-) battery cable. 2. Remove the floor console assembly. (Refer to Body - “Floor console assembly") 3. Remove the EPB switch after loosening the screws. 4. Install in the reverse order of removal. ...

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