Hyundai Sonata LF 2014-2019 Owners Manual: Hill-Start Assist Control (HAC)
The Hill-Start Assist Control (HAC) helps prevent the vehicle from rolling backwards
when starting a vehicle from a stop on a hill. The system operates the brakes automatically
for approximately 2 seconds and releases the brake when the accelerator pedal is
depressed or after 2 seconds.
WARNING
A ...
Hyundai Sonata LF 2014-2019 Service Manual: Troubleshooting
Troubleshooting
SymptomPossible causeRemedyHard steeringImproper front wheel alignmentExcessive turning resistance of lower arm ball jointLow tire pressureNo power assistCorrectReplaceAdjustRepair or replacePoor return of steering wheel to centerImproper front wheel alignmentCorrectPoor or roug ...