GF54.65-P-0001-01A Parktronic system (PTS), block diagram Models 140, 202, 208, 210 with code 220a Parktronic system (PTS)

A42 Parktronic system (PTS) front bumper sensor unit
A42b1 Left outer sensor, front bumper
A42b2 Left center sensor, front bumper
A42b3 Left inner sensor, front bumper
A42b4 Right inner sensor, front bumper
A42b5 Right center sensor, front bumper
A42b6 Right outer sensor, front bumper
A43 PTS sensor unit, rear bumper
A43b7 Right outer sensor, rear bumper
A43b8 Right inner sensor, rear bumper
A43b9 Left inner sensor, rear bumper
A43b10 Left outer sensor, rear bumper
A44/1 PTS warning display,
left side of instrument panel

A44/1 deleted in model 210 as of 1.7.99 and integrated into A44/4
 
    P54.65-2245-06

A44/3 PTS warning display,
rear dome lamp or third brake light
A44/4 PTS warning display,
center of instrument panel

Kl 15 Voltage supply
Kl 31 Ground
Kl 58 Side lamps (signal for brightness of warning display)
N47 Traction systems control module (vehicle speed signal)
N62 PTS control module
S16/1 Starter lockout and backup lamp switch (with manual transmission, signal for recognition of driving direction)
  S16/2 Backup lamp switch (with automatic transmission, signal for recognition of driving direction)
S16/3 Starter lockout and backup lamp switch / selector lever position recognition (with automatic transmission, signal for recognition of driving direction)
S16/10 Gear recognition switch (with automatic transmission, signal for recognition of driving direction)
S95 PTS on/off switch
X11/4 Data link connector
X58s1 Trailer recognition microswitch