Legend of function schematic of electrical system for PARKTRONIC - PE54.65-P-2053-60RAA
Model 251.0/1 with CODE (220) PARKTRONIC as of model year 09/YoM 08
| Code | Designation | Coordinates |
|---|---|---|
| A1 | Instrument cluster | 2K |
| A44/1 | PTS warning indicator, driver side instrument panel | 12B |
| A44/3 | Rear PTS warning indicator dome lamp | 14B |
| A80 | Intelligent servo module for DIRECT SELECT | 21A |
| B8/1 | Outer left front PTS ultrasonic sensor | 16B |
| B8/2 | Center left front PTS ultrasonic sensor | 16B |
| B8/3 | Inner left front PTS ultrasonic sensor | 16B |
| B8/4 | Inner right front PTS ultrasonic sensor | 16C |
| B8/5 | Center right front PTS ultrasonic sensor | 16C |
| B8/6 | Outer right front PTS ultrasonic sensor | 16C |
| B8/7 | Outer right rear PTS ultrasonic sensor | 16C |
| B8/8 | Inner right rear PTS ultrasonic sensor | 16D |
| B8/9 | Inner left rear PTS ultrasonic sensor | 16D |
| B8/10 | Outer left rear PTS ultrasonic sensor | 16D |
| B38/2 | Rain/light sensor | 2A |
| L6/1 | Left front RPM sensor | 9H |
| L6/2 | Right front RPM sensor | 9J |
| L6/3 | Left rear RPM sensor | 9J |
| L6/4 | right rear RPM sensor | 9J |
| N10 | Front SAM control unit | 7A |
| N47-5 | ESP control unit | 7J |
| N62 | PTS control unit | 12E |
| N70 | Overhead control panel control unit | 2B |
| N72/1 | Upper control panel control unit | 16H |
| N72/1s8 | PTS OFF switch | 18F |
| N73 | EIS [EZS] control unit | 12H |
| N93 | Central gateway control unit | 21E |
| S12 | Parking brake indicator switch | 9B |
| CAN B | Interior CAN | 4F |
| CAN B | Interior CAN | 4G |
| CAN B | Interior CAN | 11D |
| CAN B | Interior CAN | 12H |
| CAN B | Interior CAN | 15G |
| CAN B | Interior CAN | 16F |
| CAN C | Engine compartment CAN | 5K |
| CAN C | Engine compartment CAN | 12K |
| CAN C | Engine compartment CAN | 21D |
| CAN C | Engine compartment CAN | 21J |
| 1 | PTS OFF switch, status | 14G |
| 1 | PTS OFF switch, status | 17H |
| 2 | PARKTRONIC status indication, actuation | 16H |
| 2 | PARKTRONIC status indication, actuation | 18G |
| 3 | Day/night, signal | 2B |
| 3 | Day/night, signal | 10E |
| 4 | Circuit 15, status | 12G |
| 5 | Parking brake check switch, status | 8B |
| 5 | Parking brake check switch, status | 11E |
| 6 | Wheel speed, signal | 4K |
| 6 | Wheel speed, signal | 8J |
| 6 | Wheel speed, signal | 14F |
| 6 | Wheel speed, signal | 21G |
| 7 | Vehicle speed, signal | 10F |
| 8 | Gear stage, signal | 14F |
| 8 | Gear stage, signal | 21D |
| 9 | PTS ultrasonic sensor, actuation | 16C |
| 10 | PTS ultrasonic sensor, signal | 13E |
| 11 | PTS warning indicator, actuation | 12C |
| 11 | PTS warning indicator, actuation | 14C |
| 12 | Wheel rotation direction, signal | 14F |
| 12 | Wheel rotation direction, signal | 21G |