Hyundai Santa Fe: Cruise Control System (CC) / Troubleshooting
Trouble symptom
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Probable cause
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Remedy
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The set vehicle speed varies greatly upward or downward
"Surging" (repeated alternating acceleration and deceleration) occurs after
setting
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Malfunction of the vehicle speed sensor circuit
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Repair the vehicle speed sensor system, or replace the part
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Malfunction of ECM
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Check input and output signals at ECM
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Trouble symptom
|
Probable cause
|
Remedy
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The CC system is not canceled when the brake pedal is depressed
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Damaged or disconnected wiring of the brake pedal switch
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Repair the harness or replace the brake pedal switch
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Malfunction of the ECM signals
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Check input and output signals at ECM
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Trouble symptom
|
Probable cause
|
Remedy
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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)
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Damaged or disconnected wiring of inhibitor switch input circuit
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Repair the harness or repair or replace the inhibitor switch
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Improper adjustment of inhibitor switch
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Malfunction of the ECM signals
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Check input and output signals at ECM
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Trouble symptom
|
Probable cause
|
Remedy
|
Cannot decelerate (coast) by using the "SET/–" switch
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Temporary damaged or disconnected wiring of "SET/–" switch input circuit
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Repair the harness or replace the "SET/–" switch
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Malfunction of the ECM signals
|
Check input and output signals at ECM
|
Trouble symptom
|
Probable cause
|
Remedy
|
Cannot accelerate or resume speed by using the "RES/+" switch
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Damaged or disconnected wiring, or short circuit, or "RES/+" switch input
circuit
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Repair the harness or replace the "RES/+" switch
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Malfunction of the ECM signals
|
Check input and output signals at ECM
|
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
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Repair the vehicle speed sensor system, or replace the part
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Malfunction of the ECM signals
|
Check input and output signals at ECM
|
Trouble symptom
|
Probable cause
|
Remedy
|
The cruise main switch indicator lamp does not illuminate (But CC system
is normal)
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Damaged or disconnected bulb of cruise main switch indicator lamp
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Repair the harness or replace the part.
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Harness damaged or disconnected
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Description
The cruise control system is engaged by the cruise "ON/OFF" main switch located
on right of steering wheel column...
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:
Setting functions for the system
Safe Exit Assist
With the engine on, select ‘Driver Assistance → Blind-Spot Safety → Safe Exit
Assist (SEA) (or SEA (Safe Exit Assist)’ from the Settings menu to turn on Safe
Exit Assist and deselect to turn off the system...
Fuse Inspection
1.
Check that the fuse holders are loosely held and that the fuses are
securely fixed by the holders.
2.
Check that each fuse circuit has the exact fuse capacity...
Categories
Electric Power Steering (EPS) warning light
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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.
read more
Description and operation
Schematic diagrams