Key Operated Warning

Fig 1: Key Operated Warning - Communication Diagram

Courtesy of HYUNDAI MOTOR CO.

Int buzzer every 1 sec when driver door switch is on under key in on.
Output is off if key in off and driver door switch close are met during Int buzzer output.
At IGN 1 on, output is off.

Fig 2: Key Operated Warning Timing Pattern
Courtesy of HYUNDAI MOTOR CO.

T1 : 1 ± 0.1 sec

KEY IN ON : Key in switch ON or ACC ON or fob in ON

KEY IN OFF : Key in switch OFF and ACC OFF and fob in OFF