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: General Safety Information and Caution
Precautions General Precautions Please read the following precautions carefully before performing the airbag system service. Observe the instructions described in this manual, or the airbags could accidentally deploy and cause damage or injuries. • Except when performing electrical ins ...

Hyundai Sonata LF 2014-2019 Service Manual: Timing Chain Repair procedures
Removal 1. Turn the crankshaft pulley clockwise, and align its groove with the timing mark of the timing chain cover. 2. Remove the timing chain cover. (Refer to Timing System - "Timing Chain Cover") 3. Align the timing marks of the CVVT sprockets with the upper surface of the cylinde ...

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