Function Schematic For Heat Management - PE20.00-P-2502-97E
Engine 256 in model 167
Engine 264 in Model 213, 238, 257 as of model year 2021
| Code: | Designation: | Position: |
|---|---|---|
| 1 | Vehicle speed, signal | 23G |
| 1 | Vehicle speed, signal | 19C |
| 1 | Vehicle speed, signal | 31G |
| 10 | Throttle valve actuator motor, actuation | 12A |
| 11 | Coolant temperature sensor, signal | 7A |
| 12 | Fan motor, specified rpm request | 27A |
| 13 | Coolant thermostat heating element, actuation | 12C |
| 14 | Transmission control, signal | 10F |
| 15 | Wheel speed, signal | 22C |
| 16 | Accelerator pedal sensor, signal | 17J |
| 17 | Circuit 87, status | 7B |
| 18 | Engine running, signal | 10H |
| 18 | Engine running, signal | 17H |
| 18 | Engine running, signal | 12F |
| 19 | Fan motor, status | 24A |
| 2 | Instrument cluster, message | 35G |
| 2 | Instrument cluster, message | 22F |
| 2 | Instrument cluster, message | 17G |
| 2 | Instrument cluster, message | 10G |
| 2 | Instrument cluster, message | 40G |
| 2 | Instrument cluster, message | 28G |
| 20 | Fan motor, request | 19D |
| 20 | Fan motor, request | 21J |
| 21 | Low-temperature circuit switchover valve, actuation | 27E |
| 22 | Low-temperature circuit temperature sensor, signal | 17K |
| 23 | Low temperature circuit circulation pump 1, request | 27C |
| 24 | Low temperature circuit circulation pump2, actuation | 27C |
| 3 | Air conditioning, status | 19C |
| 3 | Air conditioning, status | 21H |
| 4 | Outside temperature, signal | 19C |
| 4 | Outside temperature, signal | 21J |
| 7 | Engine load, signal | 7F |
| 7 | Engine load, signal | 7D |
| 8 | Engine speed, signal | 7G |
| 9 | Fuel injectors, actuation | 12D |
| A26/17 | Head unit | 36H |
| A40/16 | Head unit/instrument cluster display cluster | 42H |
| B11/4 | Coolant temperature sensor | 3A |
| B11/6 | Low-temperature coolant circuit 1 temperature sensor | 3L |
| B11/7 | Low-temperature coolant circuit2 temperature sensor | 3L |
| B28/11 | Pressure sensor downstream of air filter | 3E |
| B28/26 | Pressure and temperature sensor upstream of throttle valve | 3F |
| B28/27 | Pressure and temperature sensor downstream of throttle valve | 3F |
| B37 | Accelerator pedal sensor | 3J |
| B70 | Crankshaft Hall sensor | 3G |
| CAN B | Interior CAN | 20J |
| CAN C1 | Drive train CAN | 14H |
| CAN C1 | Drive train CAN | 14G |
| CAN C1 | Drive train CAN | 11F |
| CAN HMI | User interface CAN | 26G |
| Code 580 | Air conditioning | 18K |
| Code 581 | Automatic air conditioning | 18K |
| Code B01 | 48V technology | 31D |
| Code B01 | 48V technology | 28E |
| Code ME05 | HYBRID DRIVE 80 KW VARIANT (INCLUDING PLUGIN) | 28C |
| Ethernet | Ethernet | 33G |
| F152/3 | Engine compartment fuse and relay module | 3C |
| F152/3kN | Circuit 87M relay | 3C |
| Flex E | Chassis FlexRay | 21C |
| Flex E | Chassis FlexRay | 21F |
| Flex E | Chassis FlexRay | 19E |
| HSVL | High-speed video link | 38G |
| LIN C3 | Drivetrain LIN | 25E |
| LIN C3 | Drivetrain LIN | 25D |
| LIN C3 | Drivetrain LIN | 25B |
| M16/6 | Throttle valve actuator | 15A |
| M4/7 | Fan motor | 30B |
| M43/6 | Low-temperature circuit coolant pump 1 | 32D |
| M43/7 | Low temperature circuit circulation pump2 | 32D |
| N127 | Drivetrain control unit | 22B |
| N133/1 | Instrument cluster control unit | 29H |
| N22/1 | Climate control, control unit | 22K |
| N3/10 | ME-SFI [ME] control unit | 8D |
| N30/4 | Electronic Stability Program control unit | 22E |
| N73 | Electronic ignition switch control unit | 22G |
| R48 | Coolant thermostat heating element | 15C |
| Y3/8 | Fully integrated transmission control controller unit | 15F |
| Y73/1 | Low-temperature circuit switchover valve | 32F |
| Y76/1 | Cylinder 1 fuel injector | 15D |
| Y76/2 | Cylinder2 fuel injector | 15D |
| Y76/3 | Cylinder 3 fuel injector | 15E |
| Y76/4 | Cylinder 4 fuel injector | 15E |
| Y76/5 | Cylinder 5 fuel injector | 15E |
| Y76/6 | Cylinder 6 fuel injector | 15E |