GF54.65-P-5001RI Parktronic Control Unit Component Description

GF54.65-P-5001RI PARKTRONIC Control Unit Component Description
- with CODE (220) PARKTRONIC

Component Identification:

Location
The PTS control unit is located in the left of the trunk.

Task
The PTS control unit has the following tasks:
^ Reading in of sensors and signals
^ Evaluation of input factors
^ Actuation of components

Reading in of sensors and signals
The input factors are read in with the following connections:
^ Direct line
^ Interior CAN

Direct line
The following signals and sensors are read via a direct line:
- Outer left front PTS ultrasonic sensor (B8/1)
- Center left front PTS ultrasonic sensor (B8/2)
- Inner left front PTS ultrasonic sensor (B8/3)
- Inner right front PTS ultrasonic sensor (B8/4)
- Center right front PTS ultrasonic sensor (B8/5)
- Outer right front PTS ultrasonic sensor (B8/6)
- Outer right rear PTS ultrasonic sensor (B8/7)
- Inner right rear PTS ultrasonic sensor (B8/8)
- Inner left rear PTS ultrasonic sensor (B8/9)
- Outer left rear PTS ultrasonic sensor (B8/10)

Interior CAN
The following signals are read in via interior CAN:
- Vehicle speed, provided by instrument cluster (A1)
- Status of foot-operated parking brake, provided by driver-side SAM control unit (N10/10)
- "Day" or "Night" signal, provided by overhead control panel control unit (N70)
- Status of PTS OFF switch (N72s13), provided by lower control panel control unit (N72)
- Circuit 15 status, provided by EZS control unit (N73)
- Wheel speeds, provided by EZS control unit
- Status of reverse gear, provided by EZS control unit
- Shift stage engaged, provided by EZS control unit

Evaluation of input factors
The input factors that have been read in are evaluated by the integrated microprocessor and the corresponding components are then actuated.

Actuation of components
Components are actuated with the following lines:
^ Direct line
^ Interior CAN

Direct line
The following components are actuated via a direct line:
- Rear PTS warning indicator (A44/3)
- Center dashboard PTS warning indicator (A44/4)

Interior CAN
The following signal is transmitted via interior CAN:
- Status of PARKTRONIC to lower control panel control unit for actuation of display element integrated in PTS OFF switch