Electrical Function Schematic For Preconditioning System - PE83.40-P-2059-97FBA
WARNING: This page is about a different car, the 2023 Mercedes-Benz GLC300, 2022 Mercedes-Benz GLC300, 2021 Mercedes-Benz GLC300, 2020 Mercedes-Benz GLC350e, and 2020 Mercedes-Benz GLC300. However, it is still accessible from the selected car via links, so may be relevant.
Model 205 (except 205.012/013/047/053/147/212/213/247/253)
with code 577 (Remote activation of heating and ventilation systems)
MODEL 205.012/013/047/053/147/212/213/247/253,
MODEL 253.354/953/954/99
| Code: | Designation: | Position: |
|---|---|---|
| 1 | Circuit 15, status | 14F |
| 10 | Seat heater, request | 18F |
| 11 | Rear window heater, request | 19F |
| 12 | Mirror heater, request | 21D |
| 13 | Central locking, status | 14F |
| 14 | Interior temperature, signal | 21B |
| 14 | Interior temperature, signal | 14C |
| 15 | Operation, signal | 13D |
| 16 | Refrigerant compressor, actuation | 9C |
| 17 | High-voltage PTC heater, actuation | 5F |
| 18 | Coolant temperature, signal | 12F |
| 19 | Heater circuit circulation pump, request | 5F |
| 2 | Pre-air conditioning, status | 14F |
| 2 | Pre-air conditioning, status | 12J |
| 2 | Pre-air conditioning, status | 33D |
| 2 | Pre-air conditioning, status | 28D |
| 2 | Pre-air conditioning, status | 33G |
| 2 | Pre-air conditioning, status | 37B |
| 2 | Pre-air conditioning, status | 32B |
| 2 | Pre-air conditioning, status | 33D |
| 2 | Pre-air conditioning, status | 36H |
| 2 | Pre-air conditioning, status | 33J |
| 2 | Pre-air conditioning, status | 36F |
| 20 | High-voltage PTC heater switchover valve, request | 6F |
| 21 | Heater circuit circulation pump, actuation | 7D |
| 22 | High-voltage PTC heater switchover valve, actuation | 2E |
| 23 | Departure time setting/activation, signal | 14F |
| 23 | Departure time setting/activation, signal | 10L |
| 23 | Departure time setting/activation, signal | 14K |
| 23 | Departure time setting/activation, signal | 32G |
| 23 | Departure time setting/activation, signal | 32H |
| 23 | Departure time setting/activation, signal | 36B |
| 23 | Departure time setting/activation, signal | 31B |
| 23 | Departure time setting/activation, signal | 12H |
| 23 | Departure time setting/activation, signal | 15H |
| 23 | Departure time setting/activation, signal | 32D |
| 23 | Departure time setting/activation, signal | 9G |
| 23 | Departure time setting/activation, signal | 35G |
| 23 | Departure time setting/activation, signal | 35H |
| 24 | Starting time calculated, status | 10L |
| 24 | Starting time calculated, status | 14H |
| 25 | Pre-air conditioning, request | 14F |
| 25 | Pre-air conditioning, request | 14L |
| 26 | Light-emitting diode, request | 14L |
| 26 | Light-emitting diode, request | 12B |
| 26 | Light-emitting diode, request | 13E |
| 27 | Solar radiation, signal | 15C |
| 27 | Solar radiation, signal | 18B |
| 28 | Pre-air conditioning button, status | 12C |
| 29 | Ionization, status | 12J |
| 29 | Ionization, status | 13F |
| 3 | Central locking and access authorization, signal | 16H |
| 3 | Central locking and access authorization, signal | 16K |
| 3 | Central locking and access authorization, signal | 21H |
| 3 | Central locking and access authorization, signal | 27K |
| 3 | Central locking and access authorization, signal | 25J |
| 30 | Perfume atomizer, status | 13F |
| 30 | Perfume atomizer, status | 11H |
| 4 | Start pre-air conditioning, request | 14H |
| 4 | Start pre-air conditioning, request | 7J |
| 4 | Start pre-air conditioning, request | 14F |
| 4 | Start pre-air conditioning, request | 2L |
| 4 | Start pre-air conditioning, request | 1J |
| 5 | Outside temperature sensor, signal | 21A |
| 6 | Outside temperature, signal | 14C |
| 7 | Blower motor, request | 6A |
| 8 | Blower motor, actuation | 3B |
| 9 | Seat ventilation, request | 18F |
| A1 | Instrument cluster | 8G |
| A2/102 | Left telephone antenna | 37H |
| A2/103 | Right telephone antenna | 37F |
| A2/109 | Telephone antenna splitter | 34G |
| A2/125 | Communications module/stationary heater antenna splitter | 34A |
| A2/129 | Communications module/stationary heater antenna | 37A |
| A2/18 | FM 1, AM, CL [ZV] and KEYLESS GO antenna amplifier | 23J |
| A2/32 | Rear window antenna | 26H |
| A2/52 | Emergency call system antenna | 34D |
| A2/52 | Emergency call system antenna | 34H |
| A26/17 | Head unit | 5G |
| A32m1 | Blower motor | 2B |
| A32n1 | Blower regulator | 5B |
| A8/1 | Transmitter key | 26K |
| A9/5 | Electric refrigerant compressor | 8A |
| A9/5m1 | Refrigerant compressor electric motor | 8B |
| A9/5n1 | Refrigerant compressor control unit and power electronics | 8B |
| B14 | Outside temperature sensor | 22B |
| B38/2 | Rain/light sensor with additional functions | 16A |
| B38/2b5 | Sun sensor | 16A |
| CAN B | Interior CAN | 13G |
| CAN B | Interior CAN | 17E |
| CAN B | Interior CAN | 17C |
| CAN B | Interior CAN | 18K |
| CAN B | Interior CAN | 17D |
| CAN B | Interior CAN | 22C |
| CAN D | Diagnostic CAN | 17G |
| CAN D | Diagnostic CAN | 26G |
| CAN MM] | User interface CAN | 10H |
| CAN MM] | User interface CAN | 10H |
| CAN LR | Steering wheel CAN | 3J |
| Code 348 | Emergency ca11/assistance system | 29F |
| Code 360 | HERMES UMTS | 29D |
| Code 443 | Steering wheel heater | 1K |
| Code 443 | Steering wheel heater | 1J |
| Code 889 | KEYLESS-GO | 16J |
| Code 893 | KEYLESS-GO start function | 16K |
| Code B24 | Radio remote control for stationary heater | 33A |
| Code B57 | COM MODULE battery status | 29A |
| Code ME05 | HYBRID DRIVE 80 KW VARIANT (INCLUDING PLUGIN) | 7K |
| Code ME05 | HYBRID DRIVE 80 KW VARIANT (INCLUDING PLUGIN) | 1C |
| Code ME05 | HYBRID DRIVE 80 KW VARIANT (INCLUDING PLUGIN) | 29D |
| Code ME05 | HYBRID DRIVE 80 KW VARIANT (INCLUDING PLUGIN) | 5C |
| Code ME06 | Hybrid drive 50 KW VARIANT (INCLUDING PLUGIN) | 7K |
| Code ME06 | Hybrid drive 50 KW VARIANT (INCLUDING PLUGIN) | 29D |
| Code ME06 | Hybrid drive 50 KW VARIANT (INCLUDING PLUGIN) | 1D |
| Code ME06 | Hybrid drive 50 KW VARIANT (INCLUDING PLUGIN) | 5D |
| Flex E | Chassis FlexRay | 10J |
| Flex E | Chassis FlexRay | 12L |
| LIN B16 | Rain and Light sensor LIN | 18B |
| LIN B8-2 | Climate control LIN 2 | 11C |
| LIN B8-2 | Climate control LIN 2 | 9D |
| LIN B8-2 | Climate control LIN 2 | 9E |
| LIN B8-3 | AC operation LIN | 12C |
| LIN E1 | Steering LIN | 3K |
| M91/6 | Heater circuit circulation pump | 6D |
| N10/6 | Front SAM control unit | 19C |
| N10/8 | Rear SAM control unit | 19G |
| N112/1 | Telematics services communication module | 30A |
| N112/9 | HERMES control unit | 30D |
| N123/4 | Emergency call system control unit | 30G |
| N127 | Drivetrain control unit | 9K |
| N135 | Steering wheel electronics | 1L |
| N135 | Steering wheel electronics | 1J |
| N22/1 | Climate control control unit | 13D |
| N33/5 | High-voltage PTC heater | 3F |
| N33/5b1 | High-voltage PTC heater temperature sensor | 3F |
| N58/1 | Climate control operating unit | 12A |
| N58/1s23 | Pre-air conditioning button | 13A |
| N69/1 | Left front door control unit | 22F |
| N69/2 | Right front door control unit | 22F |
| N69/5 | KEYLESS-GO control unit | 19J |
| N70 | Overhead control panel control unit | 25D |
| N70b1 | Interior temperature sensor with integrated fan | 26B |
| N73 | Electronic ignition switch control unit | 14H |
| N80 | Steering column module control unit | 5J |
| U1589 | Valid up to model year 2019 | 1K |
| U1592 | Valid for model 253.99 | 7K |
| U1592 | Valid for model 253.99 | 1D |
| U1592 | Valid for model 253.99 | 8A |
| U1592 | Valid for model 253.99 | 10A |
| U1592 | Valid for model 253.99 | 29D |
| U1592 | Valid for model 253.99 | 5D |
| U2019 | Valid as of model year 2019 | 1H |
| U344 | Not valid for KEYLESS GO | 16H |
| U435 | Valid for model 205.047 | 28F |
| U978 | Valid for hybrid drive | 10A |
| U978 | Valid for hybrid drive | 8A |
| Y16/5 | High-voltage PTC heater switchover valve | 1E |