| Trouble Symptom Charts |

| Component part | Function |
| Cruise Control Switch | Input the set speed and distance to the SCC ECU. |
| Instrument Cluster | Display various information inputted from SCC. |
| Smart Cruise Control Unit | Recognize and track the vehicle ahead. Calculate the target speed and distance Request the acceleration and retardation to ESP |
| VDC (HECU) | Automatic braking and request the engine torque control to the engine (ECM) Request the EPB torque control to the Electronic Parking Brake (EPB) Request the stop lamp indicator ON |
| Engine (ECM) | Control the engine torque |
| Stop lamp | Stop lamp indicator ON |
General Safety Information and Caution
Description and OperationHyundai Elantra AD (2016-2020) Service Manual: Description and Operation
Description
This specification applies to HCU(Hydraulic Control Unit) and
ECU(Electronic Control Unit) of the HECU.(Hydraulic and Electronic
Control Unit)
This specification is for the wiring design and installation of ABS ECU.
This unit has the functions as follows.
-
Input of signal fr ...
Hyundai Elantra AD (2016-2020) Owners Manual: DCT warning messages
Steep grade
This warning message is displayed when vehicle is driven slowly on a grade and
the vehicle detects that the brake pedal is not applied. Driving up hills or on
steep grades:
To hold the vehicle on an incline use the foot brake or the parking brake.
When in stop-and-go traffic ...