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C1642 CAN signal error ESC(ESP)
AutoHex Online Help: Hyundai GRANDEUR/AZERA(HG) 2012
Component Location
General Description
The EPB is the acronym for Electric Parking Brake system. Instead of using pedal or lever, using switch can apply parking brake. Drive controls switch ? switch signal to ECU ? ECU activate actuator ? parking brake Apply/Release. When EPB switch is pulled, parking brake gets Applied. When EPB switch is pushed down, parking brake is released.
DTC Description
The EPB ECU sets this DTC when there is ESC CAN signal error for 0.5 second.
DTC Detecting Condition
Item | Detecting Condition | Possible Cause |
DTC Strategy | Monitoring CAN messages.
| ESP system. Battery (battery connector not tightly tightened/wiring problem) Battery charging system |
Enable conditions | IG ON Battery voltage is between 9V and 16V No CAN Bus off
|
Threshold value | If there is ESC CAN message(brake signal, wheel speed signal, etc) error for 0.5 second
|
Fail Safe | Depend on unavailability of CAN message, there could be inhibited function
|