Key Operated Warning

Fig 1: Key Operated Warning - Communication Chart

Courtesy of HYUNDAI MOTOR CO.

Internal buzzer on every 1sec when driver door switch is on and key ign on.
Output is off if key ign is in off and driver door switch closed are met during Internal buzzer output.
At IGN1 on, output is off.

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

T1: 1 ± 0.1sec

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