Hyundai Santa Fe: Cruise Control System (CC) / Troubleshooting

Hyundai Santa Fe (TM) 2019-2024 Service Manual / Advanced Driver Assistance System (ADAS) / Cruise Control System (CC) / 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 (But 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

    Description and operation

    Description The cruise control system is engaged by the cruise "ON/OFF" main switch located on right of steering wheel column...

    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...

    Other information:

    Hyundai Santa Fe (TM) 2019-2024 Owner's Manual: Deactivating smart liftgate


    1. Door lock 2. Door unlock 3. Liftgate open (Liftgate) Liftgate open / close (Power liftgate) If you press any button on the smart key during the Detect and Alert stage, the smart liftgate will be deactivated. Make sure to be aware of how to deactivate the smart liftgate for emergency situations...

    Hyundai Santa Fe (TM) 2019-2024 Owner's Manual: Windshield wipers


    Operates as follows when the ignition switch is turned ON. MIST : For a single wiping cycle, move the lever upward and release it. The wipers will operate continuously if the lever is held in this position. OFF : Wipers are not in operation. INT : Wipers operate intermittently at the same wiping intervals...

    Categories

    Electric Power Steering (EPS) warning light. Charging system warning light

    Electric Power Steering (EPS) warning light

    This warning light illuminates:

    When you set the ignition switch or the Engine Start/Stop button to the ON position.
    - The electric power steering warning light illuminates for about 3 seconds and then goes off. Whenever there is a malfunction with the electric power steering.
    If this occurs, have the vehicle inspected by an authorized HYUNDAI dealer.

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