mercedesbenz Workshop Repair Guides

Mercedes Benz Workshop Service and Repair Manuals

Application and ID > < Diagram Information and Instructions|Page 3680
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9

O2-sensor heater

10 - 12

Not used

13

O2-sensor wire insulation

14

O2-sensor

15

O2-sensor ground

16

Sensor ground

17

Air mass sensor signal

18

Coolant temperature sensor circuit 2

19

Air injection relay

20

Upshift delay control

21

Not used

22

Right adjustable camshaft timing solenoid

23

Air mass sensor voltage supply

24

Fuel injection valve 7

25

Fuel injection valve 6

26

Fuel injection valve 4

27

Fuel injection valve 1

28 - 29

Not used

30

Coding (ground)

31

Coolant temperature sensor circuit 1

32 - 33

Not used

34

Air mass sensor ground

35

Not used

36

On-off ratio measurement output

37

Burn-off signal to air mass sensor

38

Purge switchover valve

39

EGR switchover valve

40

Not used

41

Left adjustable camshaft timing solenoid

Application and ID > < Diagram Information and Instructions|Page 3680