Hyundai Palisade: Cruise Control System / Troubleshooting
Hyundai Palisade (LX2) 2020-2025 Service Manual / Engine Electrical System / Cruise Control System / Troubleshooting
| Trouble Symptom Charts |
| Trouble Symptom 1 |
Trouble Symptom 2
|
Trouble symptom |
Probable cause |
Remedy |
|
The set vehicle speed varies greatly upward or downward "Surging" (repeated alternating acceleration and deceleration) occurs after setting |
Malfunction of the vehicle speed sensor circuit |
Repair the vehicle speed sensor system, or replace the part |
|
Malfunction of ECM |
Check input and output signals at ECM |
Trouble Symptom 3
|
Trouble symptom |
Probable cause |
Remedy |
|
The CC system is not canceled when the brake pedal is depressed |
Damaged or disconnected wiring of the brake pedal switch |
Repair the harness or replace the brake pedal switch |
|
Malfunction of the ECM signals |
Check input and output signals at ECM |
Trouble Symptom 4
|
Trouble symptom |
Probable cause |
Remedy |
|
The CC system is not canceled when the shift lever is moved to the "N" position
(It is canceled, however, when the brake pedal is depressed) |
Damaged or disconnected wiring of inhibitor switch input circuit |
Repair the harness or repair or replace the inhibitor switch |
|
Improper adjustment of inhibitor switch |
||
|
Malfunction of the ECM signals |
Check input and output signals at ECM |
Trouble Symptom 5
|
Trouble symptom |
Probable cause |
Remedy |
|
Cannot decelerate (coast) by using the "SET/–" switch |
Temporary damaged or disconnected wiring of "SET/–" switch input circuit |
Repair the harness or replace the "SET/–" switch |
|
Malfunction of the ECM signals |
Check input and output signals at ECM |
Trouble Symptom 6
|
Trouble symptom |
Probable cause |
Remedy |
|
Cannot accelerate or resume speed by using the "RES/+" switch |
Damaged or disconnected wiring, or short circuit, or "RES/+" switch input
circuit |
Repair the harness or replace the "RES/+" switch |
|
Malfunction of the ECM signals |
Check input and output signals at ECM |
Trouble Symptom 7
|
Trouble symptom |
Probable cause |
Remedy |
|
CC system can be set while driving at a vehicle speed of less than 40km/h
(25mph), or there is no automatic cancellation at that speed |
Malfunction of the vehicle-speed sensor circuit |
Repair the vehicle speed sensor system, or replace the part |
|
Malfunction of the ECM signals |
Check input and output signals at ECM |
Trouble Symptom 8
|
Trouble symptom |
Probable cause |
Remedy |
|
The cruise main switch indicator lamp does not illuminate (although CC system
is normal) |
Damaged or disconnected bulb of cruise main switch indicator lamp |
Repair the harness or replace the part. |
|
Harness damaged or disconnected |
Schematic diagrams
System Block Diagram
Component Parts And Function Outline
Component part
Function
Vehicle-speed sensor, ESP/ABS Control Module
Converts vehicle speed to pulse...
Cruise Control Switch
Components and components location
Components
1. Left Remote Control Switch
(Audio + Hands free + Voice)
2. Right Remote Control Switch
(Cruise + Trip Computer)
Schematic diagrams
Circuit Diagram
[Trip + ACC]
[Trip + ASCC]
Repair procedures
Inspection
1...
Other information:
Hyundai Palisade (LX2) 2020-2025 Owner's Manual: Electronic Stability Control (ESC) Indicator Light, Electronic Stability Control (ESC) OFF Indicator Light
Electronic Stability Control (ESC) Indicator Light This indicator light illuminates: • When you set the ignition switch or the Engine Start/Stop button to the ON position. - The Electronic Stability Control indicator light illuminates for about 3 seconds and then goes off...
Hyundai Palisade (LX2) 2020-2025 Service Manual: Description and operation
Description The electronic parking brake (EPB) is different from existing parking systems which operated with the brake pedal or the lever type. The EPB system sends the signal to the ECU when a driver operates the EPB switch. The ECU operates the EPB actuator composed with motor gears...
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Seat Belt Warning Light
Seat belt warning light
Driver's seat belt warning
As a reminder to the driver, the seat belt warning light will illuminate for approximately 6 seconds each time you place the ignition switch to the ON position regardless of belt fastening. At this time, if the seat belt is not fastened a warning chime will sound for 6 seconds.
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