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

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

Inspection
[Measuring Resistance]
1.
Disconnect the smart cruise control switch connector from the control switch.

2.
Measure resistance between terminals on the control switch when each function switch is ON (switch is depressed).
Function switch
Terminal
Resistance
SET -
3 - 5
550?±5%
RES +
3 - 5
880?±5%
CANCEL
3 - 5
330?±5%
CRUISE
3 - 5
1.4k?±5%

3.
If not within specification, replace switch.
Removal
1.
Disconnect the negative (-) battery terminal.
2.
Remove the steering wheel assembly.
(Refer to Steering System - "Steering Wheel")
3.
Remove the screw from the steering cover.

4.
Remove the steering back cover (A).

5.
Remove the steering remote control connector (A).

6.
Remove the steering remote control (A) after loosening the screw.

Installation
1.
Install in the reverse order of removal.
Advanced Smart Cruise Control (ASCC) Switch Schematic Diagrams
Circuit Diagram ...

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] ...

Other information:

Hyundai Sonata LF 2014-2019 Service Manual: Components and Components Location
Components 1. Sub frame2. Coil spring3. Rear upper arm4. Assist arm5. Trailing arm6. Rear carrier assembly7. Rear shock absorber8. Rear lower arm ...

Hyundai Sonata LF 2014-2019 Service Manual: Troubleshooting
Trouble Symptom Charts Trouble Symptom 1 Trouble Symptom 2 Trouble symptomProbable causeRemedyThe set vehicle speed varies greatly upward or downward"Surging" (repeated alternating acceleration and deceleration) occurs after settingMalfunction of the vehicle speed sensor circuitRepair the ...

© 2018-2021 www.hsonatalf.org