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Electrical Function Schematic For System Purging With Leak Test - PE47.30-P-2051-97SEC

Engine 157.9, 276.8, 278.9 in model 217, 222 with code 494 (US version) 

Engine 276.9 in model 222 with code 494 (US version) 

Code: Designation: Position:
1 Engine diagnosis indicator lamp, actuation 22B
1 Engine diagnosis indicator lamp, actuation 19D
1 Engine diagnosis indicator lamp, actuation 17E
10 Activated charcoal canister shutoff valve, actuation 3H
11 Gear range, status 10G
12 Circuit 87, status 10E
13 Charge air temperature sensor, signal 5E
14 Engine running, signal 15H
14 Engine running, signal 17G
14 Engine running, signal 7C
15 Fuel tank diagnostic module, status 10B
16 Fuel tank diagnostic module, actuation 9D
17 Fuel tank shutoff valve, actuation 5H
2 Instrument cluster, message 22B
2 Instrument cluster, message 19D
2 Instrument cluster, message 16E
3 Fuel reserve warning lamp, actuation 21B
3 Fuel reserve warning lamp, actuation 19D
3 Fuel reserve warning lamp, actuation 16E
4 Fuel level, signal 8A
4 Fuel level, signal 7E
5 Purging switchover valve, actuation 2E
7 Oxygen sensor, sensor element, signal 4E
8 Fuel tank pressure sensor, signal 7H
8 Fuel tank pressure sensor, signal 8H
9 Coolant temperature sensor, signal 3F
A1 Instrument cluster 24B
A101 Fuel tank diagnostic module 10B
A8/1 Transmitter key 19C
B11/4 Coolant temperature sensor 1H
B17/8 Charge air temperature sensor 3B
B4/1 Fuel tank fuel level indicator fill level sensor, left 9B
B4/2 Fuel tank fuel level indicator fill level sensor, right 9B
B4/3 Fuel tank pressure sensor 7K
B4/48 Fuel tank pressure sensor 1 8J
B4/49 Fuel tank pressure sensor 2 8K
CAN C Engine CAN 14F
CAN C1 Drive train CAN 14F
CAN C1 Drive train CAN 14H
CAN C1 Drive train CAN 7D
CAN HMI User interface CAN 21C
Code ME05 Hybrid drive 85kW/90kW variant (incl. plug-in) 4J
Code ME05 Hybrid drive 85kW/90kW variant (incl. plug-in) 8J
Code ME05 Hybrid drive 85kW/90kW variant (incl. plug-in) 10A
Flex E Chassis FlexRay 18E
G3/3b1 Left oxygen sensor element upstream of catalytic converter 2C
G3/4b1 Right oxygen sensor element upstream of catalytic converter 2D
K40/8 Engine fuse and relay module 15B
K40/8kN Circuit 87M relay 13B
N118 Fuel pump control unit 7A
N127 Drivetrain control unit 18F
N3/10 ME-SFI [ME] control unit 6E
N73 Electronic ignition switch control unit 18B
U1032 Valid for engine 278 and 157 13J
U1032 Valid for engine 278 and 157 10A
U1073 Valid for gasoline engine 276.9 4G
U2018 Valid as of model year 2018 17B
U2018 Valid as of model year 2018 23B
U2018 Valid as of model year 2018 13J
U2018 Valid as of model year 2018 12B
U2018 Valid as of model year 2018 4E
U2018 Valid as of model year 2018 17F
U2060 Valid up to model year 2018 17B
U2060 Valid up to model year 2018 23B
U2060 Valid up to model year 2018 13J
U2060 Valid up to model year 2018 12B
U2060 Valid up to model year 2018 4E
U2060 Valid up to model year 2018 17E
U391 Valid for gasoline engine 276.8 10A
U391 Valid for gasoline engine 276.8 13J
U391 Valid for gasoline engine 276.8 7F
Y3/8n4 Fully integrated transmission control, control unit 14J
Y58/1 Purge control valve 1E
Y58/4 Activated charcoal filter shutoff valve 3K
Y58/5 Fuel tank shutoff valve 5K
G15400915Courtesy of MERCEDES-BENZ USA
G15400916Courtesy of MERCEDES-BENZ USA