Hyundai Sonata: Cruise Control Switch. Repair procedures - Cruise Control System - Engine Electrical SystemHyundai Sonata: Cruise Control Switch. Repair procedures

Removal and Installation

1.
Disconnect the battery negative terminal.
Tightening torque :
4.0 ~ 6.0N.m (0.4 ~ 0.6kgf.m, 3.0 ~ 4.4lb-ft)
2.
Remove the driver airbag module. (Refer to the RT group - "Airbag module")
3.
Remove the steering wheel. (Refer to the ST group - "Steering column and shaft")
4.
Remove the steering wheel cover (A) after loosening the screws.
5.
Disconnect the cruise control switch connector (A) and then remove the switch.

Be careful not to damage the hook when removing the switch.
6.
Installation is the reverse of removal.

Inspection

Measuring Resistance
1.
Disconnect the 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
CANCEL
 3 - 4
 180Ω ± 5%
SET/–
 3 - 4
 330Ω ± 5%
RES/+
 3 - 4
 550Ω ± 5%
ON/OFF
 3 - 4
 880Ω ± 5%

3.
If not within specification, replace switch.
Measuring Voltage
1.
Connect the cruise control switch connector to the control switch.
2.
Measure voltage between terminals on the harness side connector when each function switch is ON (switch is depressed).
Function switch
 Terminal
 Voltage
CANCEL
 3 - 4
 0.76V ± 0.1V
SET/–
 3 - 4
 1.24V ± 0.15V
RES/+
 3 - 4
 1.77V ± 0.2V
ON/OFF
 3 - 4
 2.34V ± 0.22V

3.
If not within specification, replace switch.

    See also:

    Lift And Support Points
    When heavy rear components such as suspension, fuel tank, spare tire, tailgate and trunk lid are to be removed, place additio ...

    Starting the engine
    WARNING Always wear appropriate shoes when operating your vehicle. Unsuitable shoes (high heels, ski boots, etc.) may interfere with your ability to use the brake and accelerator pedal. 1. Carry ...

    Operating door locks from outside the vehicle
    Turn the key toward the rear of the vehicle to unlock and toward the front of the vehicle to lock. If you lock the door with a key, all vehicle doors will lock automatically. From the driv ...