Function Schematic For Electrical Rear Window Heater - PE67.29-P-2051-97FBA
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, 253
| Code: | Designation: | Position: |
|---|---|---|
| 1 | Circuit 15, status | 12G |
| 10 | Interior temperature, signal | 19C |
| 10 | Interior temperature, signal | 21J |
| 10 | Interior temperature, signal | 15F |
| 10 | Interior temperature, signal | 22J |
| 11 | Vehicle speed, signal | 12G |
| 11 | Vehicle speed, signal | 9E |
| 12 | Consumer shutoff, request | 15E |
| 13 | PRE-SAFE®, status | 9H |
| 13 | PRE-SAFE®, status | 16C |
| 2 | Rear window heater button, status | 15F |
| 2 | Rear window heater button, status | 20K |
| 3 | Rear window heater relay, actuation | 14J |
| 4 | Rear window heater, actuation | 12K |
| 5 | Rear window heater status indication, signal | 18K |
| 5 | Rear window heater status indication, signal | 20J |
| 6 | Switch on additional current consumers, request | 8F |
| 6 | Switch on additional current consumers, request | 4F |
| 6 | Switch on additional current consumers, request | 12H |
| 7 | Outside temperature sensor, signal | 18B |
| 8 | Outside temperature, signal | 10F |
| 8 | Outside temperature, signal | 9D |
| 9 | Displayed outside temperature, signal | 9E |
| 9 | Displayed outside temperature, signal | 12G |
| A1 | Instrument cluster | 9B |
| B14 | Outside temperature sensor | 18A |
| CAN B | Interior CAN | 15D |
| CAN B | Interior CAN | 18G |
| CAN B | Interior CAN | 11G |
| CAN B | Interior CAN | 14C |
| CAN B | Interior CAN | 20D |
| CAN B | Interior CAN | 23G |
| CAN C | Engine CAN | 4E |
| CAN HMI | User interface CAN | 9E |
| Flex E | Chassis FlexRay | 6G |
| Flex E | Chassis FlexRay | 9J |
| K40/5 | Rear fuse and relay module | 14K |
| K40/5kT | Heated rear window relay | 13K |
| LIN B13 | Roof LIN | 20C |
| LIN B8-3 | AC operation LIN | 19K |
| N10/6 | Front SAM control unit | 18C |
| N10/8 | Rear SAM control unit | 13F |
| N127 | Drivetrain control unit | 3F |
| N22/1 | Climate control control unit | 22K |
| N3/10 | ME-SFI [ME] control unit | 2B |
| N3/9 | CDI control unit | 6B |
| N30/4 | Electronic Stability Program control unit | 6J |
| N58/1 | Climate control operating unit | 17J |
| N58/1s7 | Rear window heater button | 17K |
| N70 | Overhead control panel control unit | 22A |
| N70b1 | Interior temperature sensor with integrated fan | 22A |
| N73 | Electronic ignition switch control unit | 9F |
| R1 | Rear window heater | 10K |
| U1589 | Valid up to model year 2019 | 19C |
| U2019 | Valid as of model year 2019 | 22D |
| U74 | Valid for diesel engines | 4A |
| U75 | Valid for gasoline engines | 1A |