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Electrical function diagram for catalytic converter - heating ME - PE07.61-U-2769-99FAB

Code: Designation: Position:
1 Secondary air injection relay, actuation 8 F
2 Shift point, increase request 10 E
B11/4 Coolant temperature sensor 2 C
B2/5 Hot film MAF sensor 7 B
B2/5b1 Intake air temperature sensor 7 B
B6/4 Left intake camshaft Hall sensor 4 A
B6/5 Right intake camshaft Hall sensor 4 A
B6/6 Left exhaust camshaft Hall sensor 4 A
B6/7 Right exhaust camshaft Hall sensor 4 B
B70 Crankshaft Hall sensor 4 H
CAN C Drive train CAN 8 E
Code 427 7-speed automatic transmission 10 D
G3/3 Left oxygen sensor upstream of catalytic converter 10 B
G3/4 Right oxygen sensor upstream of catalytic converter 10 B
G3/5 Left oxygen sensor downstream of catalytic converter 10 C
G3/6 Right oxygen sensor downstream of catalytic converter 10 C
M16/6 Throttle valve actuator 6 B
M33 AIR pump 8 J
N10/1kP Secondary air injection relay 8 H
N3/10 ME-SFI [ME] control module 5 D
R4 Spark plugs 7 J
T1/1 Cylinder 1 ignition coil 6 G
T1/2 Cylinder 2 ignition coil 6 G
T1/3 Cylinder 3 ignition coil 6 G
T1/4 Cylinder 4 ignition coil 6 H
T1/5 Cylinder 5 ignition coil 6 H
T1/6 Cylinder 6 ignition coil 6 H
Y3/8 Fully integrated transmission control control unit 11 D
Y32 Air pump switchover valve 3 F
Y49/4 Left intake camshaft solenoid 2 D
Y49/5 Right intake camshaft solenoid 2 E
Y49/6 Left exhaust camshaft solenoid 2 E
Y49/7 Right exhaust camshaft solenoid 2 E
Fig 1: Catalytic Converter Communication Diagram
G10105684Courtesy of MERCEDES-BENZ USA