Kia Sportage: Cruise Control System / 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
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Probable cause
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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
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Probable cause
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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
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Probable cause
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Remedy
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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
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Check input and output signals at ECM
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Trouble symptom
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Probable cause
|
Remedy
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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
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Check input and output signals at ECM
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Trouble symptom
|
Probable cause
|
Remedy
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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
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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 the ECM signals
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Check input and output signals at ECM
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Trouble symptom
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Probable cause
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Remedy
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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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System Block Diagram
Component Parts And Function Outline
Component part
Function
Vehicle-speed sensor, ESP/ABS Control Module
...
Components
1. Left Remote Control Switch
(Audio + Hands free)
2. Right Remote Control Switch
(Cruise+Trip Computer)
...
Other information:
The AEB will activate activated when the AEB is selected on the LCD display,
and when the following prerequisites are satisfied:
The ESC (Electronic Stability Control) is activated.
- The driving speed is over 6 mph. (The AEB only works within a certain range of
vehicle speeds)
- When the AEB ...
This warning light illuminates:
Once you set the ignition switch or Engine Start/Stop Button to the ON
position.
- It illuminates for approximately 3 seconds and then goes off.
When there is a malfunction with the EPB.
In this case, have your vehicle inspected by an authorized Kia de ...
Schematic diagrams
Cruise Control Switch Components and components location