Hyundai Genesis (DH): Cruise Control System / Troubleshooting

Hyundai Genesis (DH) 2013-2016 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 turns too high or low.
"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 moves 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/

    System Block Diagram Component Parts And Function Outline Component partFunctionVehicle-speed sensor, ESP/ABS Control ModuleConverts vehicle speed to pulse.

    Circuit Diagram

    Other information:

    Hyundai Genesis (DH) 2013-2016 Service Manual: PGS Unit (Back & Blinde Unit) Repair procedures

    Removal 1. Disconnect the negative (-) battery terminal. 2. Remove the glove box housing (A). (Refer to Body - "Glove Box") 3. Remove the PGS unit (A) after loosening the nuts. Installation 1. Install the PGS unit. 2. Install the glove box housing.

    Hyundai Genesis (DH) 2013-2016 Service Manual: Power Mosfet Repair procedures

    Inspection 1. Turn the ignition switch ON. 2. Manually operate the control switch and control the voltage of the blower motor. 3. Select the control switch to raise the voltage until high speed. Specification Fan Speed (Manual)Motor Voltage (V)13.

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