Parktronic system (PTS) control unit, component description - GF54.65-P-5000SX
MODEL 221.0/1, 216.3 with CODE (220) Parktronic system (PTS) up to Model Year 8
Shown on model 221.0
Location
The PTS control unit is located behind the panel in the right luggage compartment.
Task
- Voltage supply and actuation
- of front PTS ultrasonic sensor (B8/1, B8/2, B8/3, B8/4, B8/5, B8/6)
- of rear PTS ultrasonic sensor (B8/7, B8/8, B8/9, B8/10)
- of rear PTS warning indicator (A44/3)
- Actuation of warning indicator in multifunction display (A1p13) in instrument cluster (A1)
- Evaluation of echo propagation times of ultrasonic sensors for calculation of distance to obstacle
- Bidirectional data transfer for rear warning indicator
- Data exchange over Interior CAN
- System check and treatment of fault
- Diagnosis of Parktronic system (PTS)
Discrete inputs
- Circuit 30
- Circuit 31
- Ultrasonic sensors
Discrete output
- PTS warning indicator, rear
Signal inputs over CAN
- Driving position recognition signal from intelligent servo module for DIRECT SELECT (A80)
- Vehicle speed signal from instrument cluster
- Ambient brightness signal from rain/light sensor (B38/2) over overhead control panel control unit (N70)
- Signal on manual deactivation or activation from PTS OFF switch (S6/2s12) over upper control panel control unit (N72/1)
- Signal for trailer recognition from trailer recognition control unit (N28/1) (with code (550) Trailer hitch)
Signal outputs over CAN
- Signal for actuation of warning indicator in multifunction display to instrument cluster
- Signal for muting audio components to COMMAND controller unit (A40/3)
- Signal for actuation of LED in PTS OFF switch over upper control panel control unit