Input Signal And Output Signal

Component

Signal description

Combination meter

Mainly transmits the following signal to electric parking brake control unit via CAN communication.

• Seat belt buckle switch (driver side) signal

Mainly receives the following signals from electric parking brake control unit via CAN communication.

• Brake system warning lamp signal
• Buzzer output signal
• Electric parking brake display request signal
• Electric parking brake indicator lamp signal
• Master warning lamp signal

ABS actuator and electric unit (control unit)

Mainly transmits the following signal to electric parking brake control unit via CAN communication.

• ABS operation signal
• Brake fluid pressure signal
• Front LH wheel speed signal
• Front RH wheel speed signal
• Rear LH wheel speed signal
• Rear RH wheel speed signal
• VDC operation signal
• VDC Malfunction
• Automatic brake hold malfunction signal
• Electric parking brake operation request signal

IPDM E/R

Mainly transmits the following signal to electric parking brake control unit via CAN communication.

• Ignition switch ON signal

TCM

Mainly transmits the following signal to electric parking brake control unit via CAN communication.

• Target gear position signal
• Input speed signal

ECM

Mainly transmits the following signal to electric parking brake control unit via CAN communication.

• Accelerator pedal position signal
• Engine speed signal
• Engine torque signal
• Stop/start status signal

BCM

Mainly transmits the following signal to electric parking brake control unit via CAN communication.

• Door switch (driver side) signal
• Ignition switch ON signal
• Sleep wake up signal

Mainly receives the following signals from electric parking brake control unit via CAN communication.

• Stop lamp request signal

Chassis control module

Mainly transmits the following signal to electric parking brake control unit via CAN communication.

• Electric parking brake hold operation request signal
• Chassis control module malfunction signal