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(Wiring Diagram For Common Rail Diesel Injection (CDI) Control Unit - PE07.16-P-2101-97NAA)

Engine 642.8 in model 166 up to model year 2016 Control unit N3/9, engine connector, sheet 1 

Code: Designation: Position:
A0 Color code key 88L
B1 Engine oil temperature sensor 8L
B11/4 Coolant temperature sensor 9L
B16/14 Exhaust gas recirculation temperature sensor 79L
B17/8 Charge air temperature sensor 12L
B19/11 Temperature sensor upstream of turbocharger 75L
B19/7 Temperature sensor upstream of catalytic converter 77L
B19/9 Temperature sensor upstream of diesel particulate filter 81L
B28/16 Differential pressure sensor/diesel particulate filter for onboard diagnostics (OBD) 21L
B28/5 Pressure sensor downstream of right cylinder bank air filter 18L
B28/8 Differential pressure sensor (DPF) 23L
B4/6 Fuel high-pressure sensor 25L
B5/1 Boost pressure sensor 13L
B50 Fuel temperature sensor 11L
B6/1 Camshaft Hall sensor 27L
B60 Exhaust pressure sensor 15L
B70 Crankshaft Hall sensor 29L
B90 Exhaust gas recirculation cooling bypass flap Hall sensor 46L
B96/1 Left intake port shutoff Hall sensor 68L
B96/2 Right intake port shutoff Hall sensor 70L
Code 494 USA version 19H
Code 494 USA version 44H
Code 494 USA version 78H
Code 494 USA version 66E
F58 Engine compartment fuse and relay module 52L
F58 Engine compartment fuse and relay module 37L
F58f217 Fuse 217 51L
G2 Alternator 82L
G3/2 Oxygen sensor upstream of catalytic converter 48L
G3/2x1 Electrical connector for oxygen sensor upstream of catalytic converter 47J
M16/6 Throttle valve actuator 43L
M4/7 Fan motor 38L
M55 Intake port shutoff actuator motor 32L
N14/3 Glow output stage 40L
N14/3 Glow output stage 83L
N3/9 CDI control unit 4A
N3/9 CDI control unit 44A
N3/9 CDI control unit 55L
N3/9 CDI control unit 12A
N3/9 CDI control unit 20A
N3/9 CDI control unit 28A
N3/9 CDI control unit 36A
N3/9 CDI control unit 52A
N3/9 CDI control unit 60A
N3/9 CDI control unit 69A
N3/9 CDI control unit 76A
N3/9 CDI control unit 73L
N3/9 CDI control unit 84A
R39/1 Vent line heater element 58L
R48 Coolant thermostat heating element 62L
S43 Oil level check switch 31L
U2 Valid for all except USA 62H
W2 Right front ground point at lamp unit 34D
X26/31 Engine/engine compartment electrical connector 32E
X26/31 Engine/engine compartment electrical connector 54F
Y133 Coolant pump switchover valve 60L
Y27/9 Exhaust gas recirculation actuator 65L
Y76/1 Cylinder 1 fuel injector 1L
Y76/2 Cylinder 2 fuel injector 2L
Y76/3 Cylinder 3 fuel injector 4L
Y76/4 Cylinder 4 fuel injector 5L
Y76/5 Cylinder 5 fuel injector 6L
Y76/6 Cylinder 6 fuel injector 7L
Y77/1 Boost pressure control pressure transducer 34L
Y84 Radiator shutters actuator 36L
Y85 Exhaust gas recirculation cooler bypass switchover valve 61L
Z203/3 Alternator LIN signal connector sleeve 82G
Z300/10 Connector sleeve/sensor 77G
Z300/11 Connector sleeve/sensor 10G
Z300/13 Connector sleeve/sensors 41G
Z300/13 Connector sleeve/sensors 68G
Z300/15 Connector sleeve/sensor 17G
Z300/15 Connector sleeve/sensor 22H
Z300/16 Connector sleeve/sensor 15G
Z300/17 Connector sleeve/sensors 24G
Z300/17 Connector sleeve/sensors 45G
Z300/17 Connector sleeve/sensors 67G
Z300/21 Connector sleeve/switch 18E
Z300/25 Sensor ground line connector sleeve 28G
Z300/26 Glow plug power supply connector sleeve 26G
Z300/26 Glow plug power supply connector sleeve 63G
Z6 Circuit 31 connector sleeve 32G
Z7/47 Circuit 87D1 connector sleeve 54H
Z7/5z1 Circuit 87 connector sleeve 60G
Z7/75 Circuit 87 D3 connector sleeve 33G
G14134007Courtesy of MERCEDES-BENZ USA
G14134008Courtesy of MERCEDES-BENZ USA
G14134009Courtesy of MERCEDES-BENZ USA
G14134010Courtesy of MERCEDES-BENZ USA
G14134011Courtesy of MERCEDES-BENZ USA